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NTN BT4-8139 G/HA1

Tapered · Open
Ø711Ø914390
Bore
711.20 mm
Outside dia
914.40 mm
Width
390 mm
Dynamic C
7650.0 kN
Static C0
19300.0 kN
Speed grease
2,000 rpm
Speed oil
3,000 rpm
Clearance
CN (Normal)
Precision
P0 (Class4)
Weight
794.258 kg
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Evidence

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

Interchange family — 8 records

Part numberManufacturerBore×OD×WidthC
BT4-8139 G/HA1KOYO (JTEKT)711.2×914.4×3907650.0 kN
BT4-8139 G/HA1INA (Schaeffler)711.2×914.4×3907650.0 kN
BT4-8139 G/HA1MinebeaMitsumi (NMB)711.2×914.4×3907650.0 kN
BT4-8139 G/HA1Nachi Fujikoshi711.2×914.4×3907650.0 kN
BT4-8139 G/HA1FAG (Schaeffler)711.2×914.4×3907650.0 kN
BT4-8139 G/HA1Timken711.2×914.4×3907650.0 kN
BT4-8139 G/HA1RBC Bearings711.2×914.4×3907650.0 kN
BT4-8139 G/HA1Peer Bearing711.2×914.4×3907650.0 kN