Nut, 3/8in x 26tpi x 5/16in h

Nut, 3/8in x 26tpi x 5/16in, normal height. 
Norton-crankcase to engine plate bolt nuts (featherbed); cylinder head and barrel syud nut (rear) - twins; engine plate to frame (twins); crankcase to engine plate studs (single downtube twins); fork oil damper main rod nut (top); horn fixing bolt nut; hub brake cam nut; magneto sprocket securing nut (engine); pillion footrest lug fixing nuts (twins); plunger heel rear hub shell brake drum stud nut; rear brake torque arm (single downtube twins); side prop stand clip lug stud nut (featherbed); silencer support stud nut;
Original part numbers
3672; 9065; A2/80; A2/526; B4/664; E3224; 13968; 18923; D12/979; 067590  [Norton]
UF-STD-3; 000003; 287-X-1  [AJS, Matchless]