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 5985-01-261-6756
NSN 6110-01-054-0299
NSN 6685-00-764-6311
NSN 5975-00-443-5625
NSN 5990-00-132-6430
NSN 6145-01-600-1688
NSN 7035-01-487-6481
NSN 6135-00-255-1340
NSN 5996-01-193-5974
NSN 5835-01-632-6627
NSN 5895-01-070-5685
NSN 5990-01-174-6851