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 5998-00-269-0313
NSN 2925-01-391-9247
NSN 6130-01-504-6350
NSN 5996-01-460-1484
NSN 4140-00-592-3318
NSN 5990-00-079-5137
NSN 6150-01-313-6829
NSN 5975-01-388-6104
NSN 6620-01-078-6372
NSN 5920-00-101-8266
NSN 6685-00-203-4485
NSN 7035-00-849-5526