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 5996-00-226-3229
NSN 6620-01-323-1287
NSN 6110-01-220-3310
NSN 5835-01-515-6537
NSN 5855-00-256-5562
NSN 5985-01-130-2181
NSN 5925-01-504-9406
NSN 5925-00-812-4522
NSN 5910-00-551-1361
NSN 5835-00-505-2516
NSN 5855-00-990-0701
NSN 6610-00-087-8096