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 2925-00-549-6759
NSN 5965-01-479-0744
NSN 5945-01-437-8541
NSN 5915-01-576-9410
NSN 5835-00-738-1099
NSN 6620-01-141-5747
NSN 7035-01-036-0236
NSN 6610-01-193-8861
NSN 6320-00-701-0437
NSN 5835-00-233-6327
NSN 6135-00-913-2062
NSN 5965-00-119-6207