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NTN QJ 311 N2MA/C3

Angular · Open
Ø55Ø12029
Bore
55 mm
Outside dia
120 mm
Width
29 mm
Dynamic C
137.0 kN
Static C0
118.0 kN
Speed grease
7,273 rpm
Speed oil
10,000 rpm
Clearance
C3
Precision
ABEC-1 (P0)
Weight
2.034 kg
Interactive view — 3D model + CAD files → Substitution sheet — printable →
Evidence

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

Interchange family — 8 records

Part numberManufacturerBore×OD×WidthC
QJ 311 N2MA/C3KOYO (JTEKT)55×120×29137.0 kN
QJ 311 N2MA/C3INA (Schaeffler)55×120×29137.0 kN
QJ 311 N2MA/C3MinebeaMitsumi (NMB)55×120×29137.0 kN
QJ 311 N2MA/C3Nachi Fujikoshi55×120×29137.0 kN
QJ 311 N2MA/C3FAG (Schaeffler)55×120×29137.0 kN
QJ 311 N2MA/C3Timken55×120×29137.0 kN
QJ 311 N2MA/C3RBC Bearings55×120×29137.0 kN
QJ 311 N2MA/C3Peer Bearing55×120×29137.0 kN