Product Details

4 mm x 9 mm x 4 mm SKF W638/4-2RS1 deep groove ball bearings

Brand Name SKF
Model Number W638/4-2RS1
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

StructureDeep GrooveTypeBallBore Size1 - 100 mm, mm
Precision RatingP0 P6 P5 P4 P2Seals TypeOPEN ZZ 2RS RSNumber of RowDouble Row
Place of OriginTianjin, ChinaOutside Diameter140MaterialGcr15
CageSteel CageServiceOEM Customized ServicesCertificateISO9001:2008
PackageCartonsFeatureLong LifeNameS71920ACD/HCP4ADGA
Fatigue Load Rating (kN):4.25
Availability:In Stock
Clearance:Standard
Dynamic Load Rating (kN):36.8
Seals or Shields:Open Type
Grease Limiting Speed (r/min):9400
D45.237mm
Oil Limiting Speed (r/min):13000
Cage Type:Steel
Static Load Rating (kN):30.1

SKF W638/4-2RS1 deep groove ball bearings Technical Data


  • Timken 214K deep groove ball bearings

    B1:225 mm; G1:33 mm; da min.:351 mm; s1 max.:25.9 mm; Basic dynamic load rating C:4900 kN; B:190 mm; Da max.:560 mm; Operating clearance factor k2:0.093; ra max.:4 mm; r1,2 min.:5 mm;
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  • NTN 6321Z deep groove ball bearings

    Cage Type:Steel; D:110mm; Dynamic Load Rating (kN):96.5; Seals or Shields:Open Type; Fatigue Load Rating (kN):4; Reference Speed Rating (r/min):7500; d:60mm; B:22mm; Clearance:Standard; Availability:In Stock;
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  • ISB 6313 deep groove ball bearings

    Grease Speed Rating n1:3800 rpm; D:110.0000 mm; Sealed Speed Rating n3:3800 rpm; d:60.000 mm; Basic Static Radial Load Rating Co:58500 N; B:38.10 mm; Oil Speed Rating n2:5000 rpm; Fillet Radius ra:1.50 mm; Accessories:Two Seals & Snap-Rin; Basic Dynamic Radial Load Rating C:70200 N;
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  • AST KP8 deep groove ball bearings

    Availability:In Stock; B:8mm; D:24mm; Seals or Shields:Two Metal Shields; SKU:sf628-2z-zen; Clearance:Standard; Cage Type:Steel; Weight:0.20 KGS; d:8mm;
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  • NKE 6006-Z-NR deep groove ball bearings

    l4 max.:146.5 mm; α:4 °; dk:53 mm; Tightening torque bolt with internal hexagon:46 N·m; N max.:82 mm; B:40 mm; N1 max.:28 mm; Basic dynamic load rating C:100 kN; Mass rod end:2 kg; Specific dynamic load factor K:100 N/mm²;
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  • Toyana 61908 deep groove ball bearings

    D:160mm; Cage Type:Steel; d:75mm; Clearance:Standard; Fatigue Load Rating (kN):1.43; Static Load Rating (kN):30; Dynamic Load Rating (kN):79.3; Reference Speed Rating (r/min):8000; Limiting Speed Rating (r/min):5600; SKU:1315k/w64-skf;
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  • KOYO SB1400B deep groove ball bearings

    Fatigue Load Rating (kN):--; Clearance:C3; B:12mm; Limiting Speed Rating (r/min):12000; D:40mm; Availability:In Stock; Dynamic Load Rating (kN):9.55; Static Load Rating (kN):4.8; Reference Speed Rating (r/min):--; SKU:6203dduc3-nsk;
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  • ISO F625ZZ deep groove ball bearings

    D:67.975mm; Availability:In Stock; Dynamic Load Rating (kN):59.1; Static Load Rating (kN):63.5; B:17.5mm; Weight:0.02 KGS; SKU:set-318-timken; d:40.987mm;
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  • NTN SC0828 deep groove ball bearings

    Basic static load rating C0:490 kN; r1 min.:1 mm; d:70 mm; h:235 mm; Mass rod end:7.9 kg; Material constant KM:330; Specific dynamic load factor K:100 N/mm²; G:M 56x4; B:49 mm; l7 min.:85 mm;
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  • Fersa 609 deep groove ball bearings

    Availability:In Stock; Dynamic Load Rating (kN):104; Fatigue Load Rating (kN):4.45; Clearance:Standard; SKU:6314-rsr-fag; Cage Type:Steel; Weight:2.60 KGS; Seals or Shields:Single Rubber Seal; Limiting Speed Rating (r/min):2800; Static Load Rating (kN):68;
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  • Timken 215K deep groove ball bearings

    Weight:0.02 KGS; Availability:In Stock; SKU:1204etn9/c3-qbl; Clearance:C3; D:47mm; B:14mm; Seals or Shields:Open Type; Cage Type:Plastic; d:20mm;
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  • Toyana 6218ZZ deep groove ball bearings

    d:80mm; Availability:In Stock; B:26mm; Cage Type:Steel; Seals or Shields:Open Type; Clearance:C3; D:140mm; Weight:0.02 KGS; SKU:1216kjc3-qbl;
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  • ZEN 62205-2RS deep groove ball bearings

    Seals or Shields:Open Type; Clearance:Standard; Dynamic Load Rating (kN):53.7; d:120mm; B:28mm; Static Load Rating (kN):61.7; D:180mm; Weight:2.22 KGS; Cage Type:Plastic; SKU:2mmv9124hxcrdul-timk;
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  • NSK 6200L11-H-20ZZ deep groove ball bearings

    D:55mm; Clearance:Standard; Grease Limiting Speed (r/min):22000; Static Load Rating (kN):6.2; Seals or Shields:Open Type; Dynamic Load Rating (kN):9.23; Weight:0.07 KGS; Preload:Light; d:35mm; Oil Limiting Speed (r/min):36000;
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  • SKF D/W ER1634-2ZS deep groove ball bearings

    Availability:In Stock; D:110mm; Limiting Speed Rating (r/min):6000; Cage Type:Steel; Seals or Shields:Two Metal Shields; B:44.4mm; Static Load Rating (kN):64; Clearance:Standard; Reference Speed Rating (r/min):6000; Dynamic Load Rating (kN):90;
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