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NTN W 639/3-2RS1

Deep groove ball · 2RS contact seal
Ø3Ø84
Bore
3 mm
Outside dia
8 mm
Width
4 mm
Dynamic C
0.3 kN
Static C0
0.1 kN
Speed grease
133,333 rpm
Speed oil
43,000 rpm
Clearance
CN (Normal)
Precision
ABEC-1 (P0)
Weight
0.001 kg
Evidence

catalog-search · eligible · eval ship · deterministic executor · partsbrain pull 2026-09-08

Interchange family — 8 records

Part numberManufacturerBore×OD×WidthC
W 639/3-2RS1KOYO (JTEKT)3×8×40.3 kN
W 639/3-2RS1INA (Schaeffler)3×8×40.3 kN
W 639/3-2RS1MinebeaMitsumi (NMB)3×8×40.3 kN
W 639/3-2RS1Nachi Fujikoshi3×8×40.3 kN
W 639/3-2RS1FAG (Schaeffler)3×8×40.3 kN
W 639/3-2RS1Timken3×8×40.3 kN
W 639/3-2RS1RBC Bearings3×8×40.3 kN
W 639/3-2RS1Peer Bearing3×8×40.3 kN