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FRONT WHEEL BEARINGS, Cross Reference List -- FS-112B

Front wheel bearings interchange list of part numbers from various sources, equal to BMC part numbers for MGA. You will get the idea pretty quick here, just ask for 6304 and/or 6306, and you will get the same bearings from at least a dozen different manufacturers, including NTN, FAG, SKF, INA, NSK, NACHI, TIMKEN, IKO, KOYO, LYC, NTN.

Generic dimensions (in inches) for the front wheel bearings are:
Bearing - front hub outer, 1500/1600
ID=0.7874" (20.0-mm) -- OD=2.0472" (52.0-mm) -- W=0.5906" (15.0-mm)
Bearing - front hub inner, 1500/1600
ID=1.1811" (30.0-mm) -- OD=2.8346" (72.0-mm) -- W=0.7480" (19.0-mm)

Bearing, front hub outer, MGA 1500/16006304 ball bearing ACF4000 BMC, British Leyland 125-400 Moss Motors USA 5-728 Victoria British 6304 AHR 6304 Brown & Gammons 6304 Dynaroll 6304 FAG 6304 Moss Motors UK 6304 NACHI 6304J * NAPA 6304 NSK 6304 JEM * SKF 6304 SNH (Sin Nan Hwa) 6304 Timken 304WB ? Timken 6304 Torrington Wuxi
Bearing, front hub inner, MGA 1500/1600 ACF4002 BMC, British Leyland 125-500 Moss Motors USA 5-725 Victoria British 6306 Brown & Gammons 6306 Dynaroll 6306 FAG 6306 Moss Motors UK 6306 NACHI 6306J * NAPA 6306 NSK 6306 2ZJEM UE01 ** SKF 6306 SNH (Sin Nan Hwa) 6306 Timken 306TB ? Timken 6306 Torrington Wuxi

* J = stamped steel ball retainer (standard issue unless otherwise specified). EM = Electric Motor application, high speed, constant load, quiet running. JEM = C3 class internal running clearance, which is about 40% larger clearance than normal C0,CN (but still small clearance).
** Z = one shield. 2Z = 2 shields. Shields are not needed and prefer to omit them for this application.


Bearing, front hub inner, MGA Twin Cam, MGB, MGC ID = 1.250 --- OD = 2.328 1B4399 BMC, British Leyland (Not available; use BTC280) BTC280 BMC, British Leyland (alternate part number) GHB105 Brown & Gammons GHB105 Moss Motors UK 126-000 Moss Motors USA 5-720 Victoria British
Bearing, front hub outer, MGA Twin Cam, MGB, MGC ID = 0.750 --- OD = 1.781 ATB4238 BMC, British Leyland GHB102 Brown & Gammons GHB102 Moss Motors UK 126-100 Moss Motors USA 5-721 Victoria British


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