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 6645-00-406-2564
NSN 5855-00-337-3679
NSN 6130-00-590-9412
NSN 5835-01-408-7576
NSN 5999-01-215-0718
NSN 5920-01-230-9572
NSN 6645-01-370-4259
NSN 6135-01-235-4168
NSN 5996-01-193-1475
NSN 5910-00-226-0111
NSN 5905-01-423-6879
NSN 5910-01-561-0747