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 6645-00-086-9346
NSN 5930-00-144-4994
NSN 6105-00-463-7373
NSN 5965-01-448-2697
NSN 6145-01-568-4030
NSN 5910-01-602-9296
NSN 5999-01-397-5805
NSN 6650-01-533-1267
NSN 2925-01-586-9280
NSN 7035-01-429-7954
NSN 6145-01-012-2823
NSN 5855-01-291-6790