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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 7035-00-283-3112
NSN 5945-00-934-0045
NSN 6145-00-412-1292
NSN 6150-01-350-2063
NSN 5905-01-606-0531
NSN 6110-00-990-6168
NSN 6685-00-813-9653
NSN 5920-01-024-0592
NSN 5935-00-067-5155
NSN 5920-01-100-8939
NSN 5945-00-879-0166
NSN 5960-00-714-2303