Drain plug and washer for upright and laydown gearbox, primary chaincase, oil tank, crankcase (sump plug),stainless steel. 3 required per bike. For all Nortons single downtube brazed frames plus early featherbed frame, 1932 - 1959?? Original Norton part number: 8802; 3418; 9034; E3336 - crankcase drain plug; pre 1948 with drain in side of crank case E3336 - front chaincase drain plug; pre 1959? featherbed & all brazed frames E3336 - gearbox oil drain plug pre 1957 featherbed & all brazed frames E3336 - oil tank drain plug pre 1957 featherbed & all brazed frames 8803; E5264 - drain plug washer