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 5960-01-257-0225
NSN 5960-01-416-6187
NSN 5965-01-399-8454
NSN 5960-00-525-1898
NSN 4140-00-205-0853
NSN 6645-01-196-6277
NSN 7035-01-633-3508
NSN 6105-00-458-2987
NSN 5835-01-310-8979
NSN 6110-01-256-3405
NSN 5915-01-238-0049
NSN 6150-01-514-6984