One notch on outer periphery
An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5905-00-905-3335
NSN 5996-00-278-5193
NSN 7035-00-760-5479
NSN 6620-01-560-7832
NSN 6105-01-242-9592
NSN 5930-01-363-3125
NSN 5920-00-003-2940
NSN 6130-00-927-2431
NSN 6650-01-180-2173
NSN 6220-00-981-9184
NSN 5950-00-730-9816
NSN 6220-00-715-5718