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 5855-01-484-9948
NSN 5855-00-494-9581
NSN 5855-01-604-9997
NSN 6645-00-079-1430
NSN 6240-01-198-1966
NSN 5998-01-117-7382
NSN 6240-01-505-0030
NSN 7035-00-064-7008
NSN 5996-00-141-3945
NSN 6610-00-486-5343
NSN 5945-01-504-1974
NSN 5990-01-644-3095