{"product_id":"r067212040","title":"R067212040 SUPER LINEAR BUSHING KBB-20-D","description":"R067212040 \u003ch2\u003eSUPER LINEAR BUSHING KBB-20-D\u003c\/h2\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\n\u003cp\u003eSuper linear bushing\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSuper B (no self-alignment feature)\u003c\/li\u003e\n\u003cli\u003eClosed\u003c\/li\u003e\n\u003cli\u003eShaft diameter d = 20\u003c\/li\u003e\n\u003cli\u003eWith one seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eLow-cost linear bushing for high requirements\u003c\/li\u003e\n\u003cli\u003eSteel bearing plates with machined ball guide grooves and optimized ball lead-in chamfers for outstandingly smooth travel and a long service life\u003c\/li\u003e\n\u003cli\u003eWithout self-alignment feature for transferring lower tipping force along the axial direction\u003c\/li\u003e\n\u003cli\u003eHigh travel speed (5 m\/s)\u003c\/li\u003e\n\u003cli\u003eIntegrated wiper seals, external seals or no wiper seals\u003c\/li\u003e\n\u003cli\u003eBall retainer and outer sleeve made of PA or POM\u003c\/li\u003e\n\u003cli\u003eBalls made of rolling bearing steel\u003c\/li\u003e\n\u003cli\u003eNo initial lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft diameter d (mm)\u003c\/td\u003e\n\u003ctd\u003e20.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eNormal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat of linear bushings\u003c\/td\u003e\n\u003ctd\u003e– Closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSuper B (no self-alignment feature)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eLinear bushing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeal Type\u003c\/td\u003e\n\u003ctd\u003e1 integrated wiper seal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLubrication\u003c\/td\u003e\n\u003ctd\u003eNot lubricated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum dynamic load capacity Cmax (N)\u003c\/td\u003e\n\u003ctd\u003e2470.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Acceleration amax (m\/s²)\u003c\/td\u003e\n\u003ctd\u003e150.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Linear Speed vmax (m\/s)\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNote: maximum permissible speed vmax\u003c\/td\u003e\n\u003ctd\u003eSpeeds of up to 5 m\/s possible. Service life is limited by heightened wear to plastic parts. Tests have shown total travel from 50 • 10\u003csup\u003e5\u003c\/sup\u003e m to 100 • 10\u003csup\u003e5\u003c\/sup\u003e m without failure.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength of linear bushing (mm)\u003c\/td\u003e\n\u003ctd\u003e45.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter diameter D (mm)\u003c\/td\u003e\n\u003ctd\u003e32.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePermissible Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e-10 °C ... +80 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFriction Coefficient μ\u003c\/td\u003e\n\u003ctd\u003e0.001 ... 0.0025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNote: Friction Coefficient\u003c\/td\u003e\n\u003ctd\u003eFriction coefficients of unsealed linear bushings when lubricated with oil. The friction coefficient is lowest under heavy load, but can still be above the specified value even under a low load.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFootnote breakaway force\u003c\/td\u003e\n\u003ctd\u003eOne wiper seal: Multiply value with factor 0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFootnote maximum dynamic load capacity Cmax\u003c\/td\u003e\n\u003ctd\u003eThe dynamic load capacities are based on a total travel of 100,000 m. When based on 50,000 m, the C values in the table are to be multiplied by 1.26.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFootnote minimum dynamic load capacity Cmin\u003c\/td\u003e\n\u003ctd\u003eThe dynamic load capacities are based on a total travel of 100,000 m. When based on 50,000 m, the C values in the table are to be multiplied by 1.26.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFootnote friction force FR\u003c\/td\u003e\n\u003ctd\u003e1. One wiper seal: Multiply value with factor 0.5 2. Frictional drags generated by linear bushings with integrated wiper seals on two sides when not under radial load. The frictional drags depend on speed and lubrication.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreakaway force (N)\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension C h13 (mm)\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension C1 H13 (mm)\u003c\/td\u003e\n\u003ctd\u003e31.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension C2 (mm)\u003c\/td\u003e\n\u003ctd\u003e1.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension D (mm)\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension D1 (mm)\u003c\/td\u003e\n\u003ctd\u003e30.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Bosch Rexroth","offers":[{"title":"Default Title","offer_id":55117997703447,"sku":"R067212040","price":39.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0870\/4095\/0551\/files\/dc_ecommerce_big_jpg_2599e674-f8ca-4485-b0e7-7409cf7a2500.jpg?v=1788496544","url":"https:\/\/www.oibearing.com\/products\/r067212040","provider":"OiBearing China","version":"1.0","type":"link"}