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 5920-00-199-9498
NSN 4140-01-400-3610
NSN 5985-00-173-8015
NSN 6110-01-261-0066
NSN 5855-00-928-1912
NSN 5975-01-592-3231
NSN 5920-01-632-8789
NSN 5915-01-606-9408
NSN 5910-00-129-6266
NSN 6130-01-492-6148
NSN 5895-01-179-0981
NSN 6320-01-172-6103