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 6645-00-246-4934
NSN 5996-01-585-0094
NSN 5996-01-246-4675
NSN 6220-00-487-9966
NSN 5910-01-105-1382
NSN 6110-01-130-2975
NSN 6145-01-419-6046
NSN 6110-00-135-6447
NSN 5835-01-491-4613
NSN 6620-00-832-2556
NSN 7035-00-803-3056
NSN 2925-01-233-8545