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 5975-00-484-0793
NSN 5975-01-230-1496
NSN 5895-01-528-1514
NSN 6645-01-287-9969
NSN 4140-01-044-5118
NSN 5930-01-556-6120
NSN 6610-01-658-5496
NSN 5975-01-089-5167
NSN 6130-00-093-4181
NSN 5835-01-553-6772
NSN 6610-01-337-4640
NSN 2925-01-368-5773