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.
NSN 6685-00-935-4250
NSN 2925-01-608-1888
NSN 6145-01-630-5643
NSN 6150-01-262-7055
NSN 6135-01-397-6564
NSN 6105-01-285-8204
NSN 5855-01-605-2438
NSN 5920-00-914-0832
NSN 5960-00-337-7628
NSN 5965-01-580-4072
NSN 5925-01-102-2356
NSN 5996-01-450-3790