Distance piece, hub, plain side, Norton girder, plunger, sarm steel hub

Hub bearing distance piece (spacer), plain side front or rear. Suits all Nortons 1936 to 1955 with steel hub in rear wheel (rigid, plunger, swing arm) inner. Used front and rear 1934 to 1946 (girder forks); rear only 1947 to 1955 all models (speedo drive on rear wheel) goes inside locking ring.
Original part number:
3741; A2/441 - Hub bearing distance piece, plain side , front or rear.(originally called steel cup, off-side)