{"product_id":"kt303715c3-needle-roller-cage-303715-mm-id-od-widt","title":"KT303715C3 Needle Roller Cage 30×37×15 mm ID OD Width High Carbon Steel C3 Tolerance Precision for Linear Slide Unit Sealed Ball Bearing Applications Single Piece","description":"Single KT303715C3 needle roller cage, 30×37×15 mm\u003cbr\u003e\n✔️ 30×37×15 mm ID\/OD\/Width, high carbon steel, C3 tolerance\n\n\u003cp\u003eThis single needle roller cage is a precision cage used in linear slide units, compact transmissions and sealed ball bearing setups where tight fit and reliable alignment matter.\u003c\/p\u003e\n\n✅ Model KT303715C3, KT Series\u003cbr\u003e\n✅ Dimensions 30×37×15 mm (ID×OD×W)\u003cbr\u003e\n✅ Material high carbon steel, cage type needle\u003cbr\u003e\n✅ Roller tolerance C3, dynamic 19500 N, static 26000 N\u003cbr\u003e\n✅ Max speed 17000 rpm, temp range -20 to 120 °C\u003cbr\u003e\n✅ Single piece pack, weight 0.060 lb each\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller cage used for in linear slide units and sealed ball bearing applications?\nA needle roller cage spaces and stabilizes rollers to boost load capacity and reduce friction in tight bearing layouts.\nIt helps bearings run cooler and extend service life.\n- Improves radial load handling for linear slide unit and sealed ball bearing systems.\n- Maintains roller alignment at high RPM and in compact transmissions.\n- Works well alongside ceramic and hybrid bearings for lower friction and longer life.\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969375027435,"sku":"1911779","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61ab54b9afd93f78f242f2160bf418c9.png?v=1775237583","url":"https:\/\/vxb.com\/products\/kt303715c3-needle-roller-cage-303715-mm-id-od-widt","provider":"VXB Bearings","version":"1.0","type":"link"}