{"product_id":"skf-628-638-series-deep-groove-ball-bearings","title":"SKF 628 \u0026 638 Series Deep Groove Ball Bearings","description":"\u003cp class=\"ps-intro\"\u003eSKF single row deep groove ball bearings in the miniature 628 and 638 series (2Z, 2RS1, Z). Simple, robust, non-separable bearings for radial and axial loads at high speeds.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eSingle row, non-separable design with deep uninterrupted raceway grooves\u003c\/li\u003e\n\u003cli\u003eCarries radial loads and axial loads in both directions, suitable for high speeds\u003c\/li\u003e\n\u003cli\u003eBoundary dimensions to ISO 15:1998\u003c\/li\u003e\n\u003cli\u003eOpen bearings plus shielded (Z, 2Z, RZ, 2RZ) and sealed (RSL, RSH, RS1 and 2-side) variants where listed\u003c\/li\u003e\n\u003cli\u003eSealed and shielded bearings are greased for life; SKF Explorer sizes marked in the catalogue\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBearing type\u003c\/th\u003e\n\u003ctd\u003eSingle row deep groove ball bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDesign\u003c\/th\u003e\n\u003ctd\u003eNon-separable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimension standard\u003c\/th\u003e\n\u003ctd\u003eISO 15:1998\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLoad direction\u003c\/th\u003e\n\u003ctd\u003eRadial and axial (both directions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003e628 \u0026amp; 638\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeal \/ shield suffixes\u003c\/th\u003e\n\u003ctd\u003eZ, 2Z, RZ, 2RZ, RSL, 2RSL, RSH, 2RSH, RS1, 2RS1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003emm, kN, r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSKF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSKF General Catalogue 6000, p. 324-327\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/4-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 4 mm | D: 9 mm | B: 3.5 mm | C: 0.54 kN | C0: 0.18 kN | Limiting speed: 70000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e638\/4-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 4 mm | D: 9 mm | B: 4 mm | C: 0.54 kN | C0: 0.18 kN | Limiting speed: 70000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/5-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 5 mm | D: 11 mm | B: 4 mm | C: 0.64 kN | C0: 0.26 kN | Limiting speed: 60000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e638\/5-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 5 mm | D: 11 mm | B: 5 mm | C: 0.64 kN | C0: 0.26 kN | Limiting speed: 60000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/6-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 6 mm | D: 13 mm | B: 5 mm | C: 0.88 kN | C0: 0.35 kN | Limiting speed: 53000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/7-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 7 mm | D: 14 mm | B: 5 mm | C: 0.956 kN | C0: 0.4 kN | Limiting speed: 50000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/8-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 8 mm | D: 16 mm | B: 5 mm | C: 1.33 kN | C0: 0.57 kN | Limiting speed: 45000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/8-2RS1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 8 mm | D: 16 mm | B: 5 mm | C: 1.33 kN | C0: 0.57 kN | Limiting speed: 26000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e638\/8-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 8 mm | D: 16 mm | B: 6 mm | C: 1.33 kN | C0: 0.57 kN | Limiting speed: 45000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/9-2Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 9 mm | D: 17 mm | B: 5 mm | C: 1.43 kN | C0: 0.64 kN | Limiting speed: 43000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/9-Z\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 9 mm | D: 17 mm | B: 5 mm | C: 1.43 kN | C0: 0.64 kN | Limiting speed: 43000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e628\/9-2RS1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ed: 9 mm | D: 17 mm | B: 5 mm | C: 1.43 kN | C0: 0.64 kN | Limiting speed: 24000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"SKF","offers":[{"title":"Default Title","offer_id":67574773809442,"sku":"628\/4-2Z","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/skf-628-638-series-deep-groove-ball-bearings.jpg?v=1792656025","url":"https:\/\/prosourcemro.com\/products\/skf-628-638-series-deep-groove-ball-bearings","provider":"ProSource MRO","version":"1.0","type":"link"}