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 6130-01-604-9074
NSN 5930-00-437-5936
NSN 6145-01-206-5578
NSN 5920-01-027-0660
NSN 6135-01-580-5726
NSN 4140-00-878-1222
NSN 5915-00-296-7497
NSN 6240-01-562-3309
NSN 5998-01-047-5392
NSN 6145-01-266-8415
NSN 6610-01-234-5542
NSN 5935-00-529-0319