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 5985-00-964-9673
NSN 5965-00-682-3567
NSN 5960-01-432-6038
NSN 4140-01-258-6685
NSN 5990-01-363-5728
NSN 5990-01-118-0151
NSN 6320-00-695-3891
NSN 6130-01-643-3792
NSN 5915-00-103-7939
NSN 5975-01-053-8308
NSN 5925-01-426-6923
NSN 6650-00-241-0970