{"title":"Linear Motion Systems - 1\/4 inch (0.25\")","description":"\u003ch1\u003e1\/4 inch Linear Motion Systems\u003c\/h1\u003e\u003ch2\u003e1\/4 inch Linear Motion Systems Online shopping\u003c\/h2\u003e","products":[{"product_id":"nb-linear-systems-sfw4-1-4-shaft","title":"NB Linear Systems SFW4 1\/4 Shaft 39.37 inch Length Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eNB Linear Systems SFW4 1\/4 Shaft 39.37 inch Length Linear Motion made for smooth installs and\u003cbr\u003e✔️ NB Linear Systems SFW4 1\/4 Shaft 39.37 inch Length Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you choose end supports to keep a ballscrew aligned under load?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43545560580331,"sku":"Kit8004","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nb-linear-systems-sfw4-25-inch-shaft-side-view.jpg?v=1770442359"},{"product_id":"nb-sw4wuu-1-4-ball-bushings-double","title":"NB SW4WUU 1\/4\" Ball Bushings Double Wide Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eNB SW4WUU 1\/4\" Ball Bushings Double Wide Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ NB SW4WUU 1\/4\" Ball Bushings Double Wide Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43545571426539,"sku":"Kit8073","price":77.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nb-sw4wuu-1-4-inch-double-wide-ball-bushings.jpg?v=1770442364"},{"product_id":"swf4-nb-1-4-ball-bushings-round","title":"SWF4 NB 1\/4\" Ball Bushings Round Flange Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSWF4 NB 1\/4\" Ball Bushings Round Flange Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ SWF4 NB 1\/4\" Ball Bushings Round Flange Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you size a ballscrew kit to avoid backlash in CNC builds?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43545579815147,"sku":"Kit8082","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/swf4-nb-14-inch-ball-bushings-round-flange-linear-motion-vxb-ball-bearings-1.jpg?v=1770442366"},{"product_id":"nb-tw4uu-1-4-self-aligning-ball","title":"NB TW4UU 1\/4\" Self Aligning Ball Bushings Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eNB TW4UU 1\/4\" Self Aligning Ball Bushings Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ NB TW4UU 1\/4\" Self Aligning Ball Bushings Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you reduce vibration in long travel linear motion systems?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43545726124267,"sku":"kit8010","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/1-4-inch-self-aligning-ball-bushing.jpg?v=1770442356"},{"product_id":"nb-sw4gaj-1-4-adjustable-ball-bushings","title":"NB SW4GAJ 1\/4\" Adjustable Ball Bushings Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eNB SW4GAJ 1\/4\" Adjustable Ball Bushings Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ NB SW4GAJ 1\/4\" Adjustable Ball Bushings Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43545727566059,"sku":"kit8019","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/adjustable-ball-bushing-linear-motion-1-4-inch-side-view.jpg?v=1770442352"},{"product_id":"nb-linear-systems-wh4a-1-4-shaft","title":"NB Linear Systems WH4A 1\/4\" Shaft Support Supporter designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eNB Linear Systems WH4A 1\/4\" Shaft Support Supporter made for smooth installs and steady fit\u003cbr\u003e✔️ NB Linear Systems WH4A 1\/4\" Shaft Support Supporter\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546142277867,"sku":"Kit7971","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/shaft-support-1-4-inch-metal-stable-alignment-front.jpg?v=1770442361"},{"product_id":"nb-twa4uu-1-4-inch-ball-bushing-block-linear-motio","title":"NB TWA4UU 1\/4\" Ball Bushing Block Linear Motion","description":"\u003cp\u003eTWA4UU pillow block slide unit 1\/4\" bore\u003cbr\u003e✔️ NB TWA4UU linear slide pillow block made in Japan\u003c\/p\u003e\n\u003cp\u003eThis single TWA4UU pillow block slide unit from Nippon Bearing (NB) gives you a handy way to support a 1\/4\" shaft in precision linear motion systems. It uses a high-accuracy linear bushing with a steel retainer and is commonly used in USA-built automation, lab equipment, and motion guides where smooth travel and solid support matter.\u003c\/p\u003e\n\u003cp\u003e✅ Brand: NB Nippon Bearing Linear Systems\u003cbr\u003e✅ Shaft diameter: 1\/4\"\u003cbr\u003e✅ High accuracy linear bushing\u003cbr\u003e✅ Steel retainer\u003cbr\u003e✅ Dynamic load rating: 267 N\u003cbr\u003e✅ Static load rating: 356 N\u003cbr\u003e✅ Made in Japan\u003cbr\u003e✅ Pack size: 1 slide unit\u003c\/p\u003e\n\u003cp\u003eDimensions table (inch):\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eh\u003c\/th\u003e\n\u003cth\u003eE\u003c\/th\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003cth\u003eF\u003c\/th\u003e\n\u003cth\u003eT\u003c\/th\u003e\n\u003cth\u003eG\u003c\/th\u003e\n\u003cth\u003eM\u003c\/th\u003e\n\u003cth\u003eB\u003c\/th\u003e\n\u003cth\u003eC\u003c\/th\u003e\n\u003cth\u003eS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\/16\"\u003c\/td\u003e\n\u003ctd\u003e13\/16\"\u003c\/td\u003e\n\u003ctd\u003e1-5\/8\"\u003c\/td\u003e\n\u003ctd\u003e1-3\/16\"\u003c\/td\u003e\n\u003ctd\u003e13\/16\"\u003c\/td\u003e\n\u003ctd\u003e3\/16\"\u003c\/td\u003e\n\u003ctd\u003e3\/4\"\u003c\/td\u003e\n\u003ctd\u003e1\"\u003c\/td\u003e\n\u003ctd\u003e1-5\/16\"\u003c\/td\u003e\n\u003ctd\u003e3\/4\"\u003c\/td\u003e\n\u003ctd\u003e5\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e💡 What makes pillow block slide units effective in precision linear motion systems?\u003cbr\u003eThey support smooth shaft travel while keeping alignment steady.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh accuracy bushings help reduce play and wobble\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRigid housing supports consistent movement under load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact mounting style fits tight motion assemblies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA precise and steady support unit when you want clean linear travel in compact equipment.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546147750123,"sku":"Kit7981","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nb-twa4uu-14-inch-ball-bushing-block-linear-motion-vxb-ball-bearings-1.jpg?v=1770442362"},{"product_id":"nb-twa4wuu-1-4-ball-bushing-block","title":"NB TWA4WUU 1\/4\" Ball Bushing Block Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eNB TWA4WUU 1\/4\" Ball Bushing Block Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ NB TWA4WUU 1\/4\" Ball Bushing Block Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you reduce vibration in long travel linear motion systems?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546152763627,"sku":"Kit7990","price":157.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nb-twa4wuu-14-inch-ball-bushing-block-linear-motion-vxb-ball-bearings-1.jpg?v=1770442369"},{"product_id":"swk4-nb-1-4-ball-bushings-square","title":"SWK4 NB 1\/4\" Ball Bushings Square Flange Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSWK4 NB 1\/4\" Ball Bushings Square Flange Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ SWK4 NB 1\/4\" Ball Bushings Square Flange Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you choose end supports to keep a ballscrew aligned under load?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546172719339,"sku":"Kit8094","price":77.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/swk4-nb-1-4-inch-ball-bushings-square-flange.jpg?v=1770442366"},{"product_id":"twj4uu-nb-1-4-ball-bushing-adjustable","title":"TWJ4UU NB 1\/4\" Ball Bushing Adjustable Block Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eTWJ4UU NB 1\/4\" Ball Bushing Adjustable Block Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ TWJ4UU NB 1\/4\" Ball Bushing Adjustable Block Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you choose end supports to keep a ballscrew aligned under load?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546173047019,"sku":"Kit8106","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/ball-bushing-adjustable-block-linear-motion-front-view.jpg?v=1770442366"},{"product_id":"twj4wuu-nb-1-4-ball-bushing-adjustable","title":"TWJ4WUU NB 1\/4\" Ball Bushing Adjustable Block Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eTWJ4WUU NB 1\/4\" Ball Bushing Adjustable Block Linear Motion made for smooth installs and steady fit\u003cbr\u003e✔️ TWJ4WUU NB 1\/4\" Ball Bushing Adjustable Block Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546176028907,"sku":"Kit8115","price":176.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/ball-bushing-linear-motion-block-front-view.jpg?v=1770442367"},{"product_id":"sw4-linear-motion-ball-bushing-1-4-id-ball-bearing","title":"SW4 Linear Motion Ball Bushing - 1\/4\" ID Ball Bearing NB Systems Japan","description":"\u003cp\u003eSW4 Linear Motion Ball Bushing - NB Systems Japan\u003cbr\u003e✔️ 1\/4\" ID Precision Ball Bearing for Linear Motion Applications\u003c\/p\u003e\n\u003cp\u003eThis SW4 linear ball bushing from NB Systems (Nippon Bearing) is engineered for ultra-smooth motion in high-accuracy setups. With a 1\/4\" inch bore and made in Japan, it’s built to tight tolerances and commonly used in CNC machines, automation guides, and precision tooling across U.S. manufacturing. It features four ball circuits and a steel retainer for long-lasting performance in demanding environments.\u003c\/p\u003e\n\u003cp\u003e✅ Pack size: 1 bearing\u003cbr\u003e✅ Type: Linear motion ball bushing\u003cbr\u003e✅ Bore: 1\/4\" inch (0.2500\")\u003cbr\u003e✅ Outer diameter (D): 1\/2\" inch (0.5000\")\u003cbr\u003e✅ Length (L): 3\/4\" inch (0.7500\")\u003cbr\u003e✅ Flange width (B): 0.5110\"\u003cbr\u003e✅ Overall width (W): 0.0390\"\u003cbr\u003e✅ Outer ring diameter (D1): 0.4687\"\u003cbr\u003e✅ Number of ball circuits: 4\u003cbr\u003e✅ Material: Steel retainer, precision-ground components\u003cbr\u003e✅ Brand: NB (Nippon Bearing), made in Japan\u003c\/p\u003e\n\u003cp\u003eDimensions Table:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBore (dr)\u003c\/th\u003e\n\u003cth\u003eOD (D)\u003c\/th\u003e\n\u003cth\u003eLength (L)\u003c\/th\u003e\n\u003cth\u003eB\u003c\/th\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003cth\u003eD1\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.2500\"\u003c\/td\u003e\n\u003ctd\u003e0.5000\"\u003c\/td\u003e\n\u003ctd\u003e0.7500\"\u003c\/td\u003e\n\u003ctd\u003e0.5110\"\u003c\/td\u003e\n\u003ctd\u003e0.0390\"\u003c\/td\u003e\n\u003ctd\u003e0.4687\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003ePerformance Specs:\u003cbr\u003e✅ Eccentricity: 0.0003\"\u003cbr\u003e✅ Radial clearance: 0.0005\"\u003cbr\u003e✅ Dynamic load rating (CN): 206 N\u003cbr\u003e✅ Static load rating (CoN): 265 N\u003c\/p\u003e\n\u003cp\u003e💡 Why choose linear ball bushings for precision machinery?\u003cbr\u003eLinear ball bushings provide smooth, low-friction motion with high load capacity, ideal for repeatable accuracy in linear travel.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDelivers precise guidance for CNCs, robotics, and lab automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh load ratings with minimal play\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent for sliding shafts in tight tolerance applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eJapanese-manufactured quality ensures long-term reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you want pinpoint motion with consistent performance, the SW4 bushing is your go-to upgrade. Grab one and glide into precision!\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43546455507179,"sku":"Kit7953","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nb-sw4-14-inch-ball-bushings-linear-motion-vxb-ball-bearings-1.jpg?v=1770442389"},{"product_id":"swsf4uu-nb-1-4-ball-bushings-round","title":"SWSF4UU NB 1\/4\" Ball Bushings Round Flange Linear Motion SWSF Anti-Corrosion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSWSF4UU NB 1\/4\" Ball Bushings Round Flange Linear Motion SWSF Anti-Corrosion made for smooth\u003cbr\u003e✔️ SWSF4UU NB 1\/4\" Ball Bushings Round Flange Linear Motion SWSF Anti-Corrosion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you size a ballscrew kit to avoid backlash in CNC builds?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":45976424644843,"sku":"SWSF4UU","price":122.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/swf4-nb-14-inch-ball-bushings-round-flange-linear-motion-vxb-ball-bearings-1.jpg?v=1770442366"}],"url":"https:\/\/vxbom.com\/collections\/linear-motion-systems-1-4-inch-0-25.oembed","provider":"VXB Bearings","version":"1.0","type":"link"}