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 5925-00-644-5546
NSN 2925-01-522-5631
NSN 6650-01-050-8680
NSN 5965-00-978-8535
NSN 5925-01-010-1084
NSN 6240-01-243-9740
NSN 5945-01-611-6088
NSN 5855-01-131-5166
NSN 5895-01-500-0665
NSN 6645-00-711-5381
NSN 5960-00-192-4503
NSN 6105-01-479-5494