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PLEASE NOTE: 2026-04-15 Australia Post changed something on their end and postage quotes are not working. We are trying to resolve the issue.
Lock nut to hold clutch to gearbox mainshaft. Suit all Nortons from 1934? to 1975. Earlier style pre 1957, 5/8 inch x 20tpi BSC CEIOriginal part numbers:3331; A2/372; E6254; 040373 - main axle nut (clutch)