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 5855-01-406-7237
NSN 5996-00-466-9781
NSN 6145-01-118-5052
NSN 5985-00-222-4933
NSN 5935-01-594-0222
NSN 6130-01-197-7397
NSN 5930-00-840-4653
NSN 4140-01-384-3998
NSN 4140-01-519-1093
NSN 6110-01-407-0429
NSN 5996-01-199-7494
NSN 5998-01-168-8524