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 5925-01-126-8188
NSN 5920-01-021-5198
NSN 5855-01-175-3990
NSN 5925-00-554-4114
NSN 5925-01-441-6330
NSN 5855-01-426-5589
NSN 6135-00-635-9187
NSN 4140-00-491-7699
NSN 5999-00-664-1818
NSN 5915-01-351-3369
NSN 5930-00-518-7278
NSN 6240-00-557-7471