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 6220-01-588-8829
NSN 5990-00-269-2226
NSN 6650-00-724-8258
NSN 6645-01-373-7248
NSN 5910-01-304-1328
NSN 6650-00-287-5868
NSN 5990-01-386-5561
NSN 5950-01-209-9268
NSN 6130-01-154-7594
NSN 5915-01-525-7731
NSN 5965-00-898-1356
NSN 6150-00-876-7920