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 5950-01-481-4173
NSN 5935-01-258-7548
NSN 5910-01-204-6165
NSN 5895-01-521-3111
NSN 6645-01-362-2587
NSN 5915-01-269-6001
NSN 6320-00-115-0883
NSN 6130-01-190-0692
NSN 5920-01-359-5818
NSN 6135-00-161-0746
NSN 6650-01-378-6868
NSN 7035-01-387-0493