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 5910-01-469-5514
NSN 5895-00-990-4659
NSN 5990-00-644-3365
NSN 6610-00-339-8999
NSN 5835-01-580-0446
NSN 6650-01-254-4745
NSN 5835-01-316-2873
NSN 6105-00-651-4868
NSN 6240-01-196-1688
NSN 6130-01-396-9529
NSN 6320-01-465-2028
NSN 4140-01-251-4367