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 6105-01-409-2023
NSN 6645-01-426-8621
NSN 6240-00-940-8294
NSN 5975-01-391-1819
NSN 5910-00-256-9136
NSN 6620-01-492-3359
NSN 5998-00-298-2180
NSN 4140-01-287-5429
NSN 6130-00-791-5551
NSN 6105-01-490-6551
NSN 5950-01-456-3050
NSN 5985-00-672-6407