PLEASE NOTE: Delays in processing orders. Orders placed between Tuesday 21 January and Monday 10 February will be processed 11 February.
Nut, 7/16in x 20TPI x 0.4in High, zinc plated. Norton LRH steering head pinch bolt nuts, full sizeOriginal part number:B2/643; 13459 - steering head pinch bolt nut [Norton] for stud B2/642same thread used on9165 - valve rocker securing nut [Norton 1932-1938?]11664 - rear brake arm torque nutE3238; A3/103 - crankcase and rear engine plate bolt nut