PLEASE NOTE: The store will be closed for orders from Wednesday 19 March (posting on Thurs 20 Mar) to Monday 28 April. You will be able to browse but NOT place orders. Access to email will be limited so messages sent to us may not be answered until we reopen.

Gearbox cover nuts - Sturmey Archer upright (ea)

Gear box cover nuts - Sturmey Archer CS gearbox (each) 1/4 inch  (6.35mm) x 26tpi, correct shaped nut with shoulder.  Suits early Nortons with Sturmey Archer counter shaft (C.S. Type) gearbox and all other machines of the period with SA CS boxes. NOTE: Sturmey Archer used their own thread forms.  Some original SA gbox studs appear to be their own thread size and was approximately 1/4 inch + 1/128 inch or 0.25007 inches approx 6.5mm x 26tpi. 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

  • Stock Code: BT-OF-SACS10ea
  • Shipping Weight: 5 grams
  • 4 Units in Stock
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$5.00

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PLEASE NOTE: The store will be closed for orders from Wednesday 19 March (posting on Thurs 20 Mar) to Monday 28 April. You will be able to browse but NOT place orders. Access to email will be limited so messages sent to us may not be answered until we reopen.