A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5998-00-111-3180
NSN 6105-00-913-4842
NSN 5996-00-925-0173
NSN 7035-00-421-8710
NSN 5935-01-035-0248
NSN 5965-00-693-4464
NSN 6105-00-288-5872
NSN 6150-01-598-2649
NSN 6645-00-068-3536
NSN 6650-01-269-6817
NSN 6240-01-191-5643
NSN 5930-01-532-7363