Gearbox cover nuts - Sturmey Archer upright, ORIGINAL SIZE 33/128inch (ea)

Gear box cover nuts - Sturmey Archer CS gearbox (each) 33/128 inch  (6.55m) x 26tpi, correct shaped nut with shoulder.  These nuts fit the original Sturmey Archer studs. NOTE: Sturmey Archer used their own thread forms.  Note this nut does not fit LS gearbox with 17/64 inch stud eg some AJS
Suit Nortons 1922 - 1933
Original part number
Norton:  4675, 9662-  Gear box cover stud nuts
Norton: 2480- Gear Box Cover Stud, with Nut and Washer
Sturmey Archer: CS10; FS53 - gearbox cover nut