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 5998-00-258-4992
NSN 5935-00-937-5349
NSN 6650-00-537-9222
NSN 6240-00-085-2663
NSN 7035-01-385-7306
NSN 5905-00-233-4532
NSN 6645-01-387-2063
NSN 5925-01-046-0614
NSN 6105-01-621-7261
NSN 5998-01-375-3380
NSN 6650-00-446-8787
NSN 5935-00-035-4559