SKF W639/2-2Z bearing

W639/2-2Z (Schaeffler) SKF 639 Bearing | Deep groove ball bearings
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  • Deep groove ball bearings - W 639/3-2Z - SKF

    d, 3, mm. D, 8, mm. B, 4, mm. d1, ≈, 4.35, mm. D2, ≈, 7.25, mm. r1,2, min. 0.15, mm. Abutment dimensions. da, min. 3.9, mm. da, max. 4.3, mm. Da, max. 7.3, mm. ra, max. 0.15, mm. Calculation data. Basic dynamic load rating, C, 0.319, kN. Basic static load rating, C0, 0.09, kN. Fatigue load limit, Pu, 0.004, kN. Reference
  • Deep Groove Ball Bearings

    2 NH. Norma Hoffmann Bearing Corporation - U.S.A NICE. Nice Ball Bearing Co. - Div. SKF Industries - U.S.A NMB. Nippon Miniature Bearing Co. Ltd. – Japan Consolidated. Dimensions. Approx. Interchange. No. (Metric). Wgt. (lbs.) (Old No.) d. D. B. ADR. ISC. Nachi. NMB. NTN. RMB. SKF. 681-ZZ. -. 1. 3. 1.5 .0001.