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 5999-01-010-1466
NSN 5965-00-679-9501
NSN 6145-01-191-8318
NSN 6320-01-350-5570
NSN 6135-01-252-0315
NSN 6620-01-590-3295
NSN 6240-00-966-3831
NSN 6135-00-803-3012
NSN 5950-01-032-9194
NSN 5920-01-451-4260
NSN 6240-01-334-6961
NSN 6620-00-079-0311