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 5895-00-456-0830
NSN 6130-01-353-4209
NSN 5895-01-607-4358
NSN 5965-01-458-5204
NSN 5895-01-452-0805
NSN 6220-00-888-7235
NSN 6685-01-178-0979
NSN 6645-01-045-4088
NSN 6645-01-132-6657
NSN 5855-01-110-9564
NSN 6240-01-501-2830
NSN 6110-01-262-8656