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 5910-00-476-6679
NSN 6620-01-331-8409
NSN 6620-00-810-6774
NSN 6685-01-406-5348
NSN 6650-00-905-9317
NSN 6685-01-373-6658
NSN 6620-00-188-4201
NSN 5950-01-382-0636
NSN 7035-01-568-5351
NSN 5920-01-631-0328
NSN 6320-01-162-5977
NSN 6240-01-019-1997