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 5905-00-597-2366
NSN 5930-01-310-8565
NSN 6610-01-183-4470
NSN 5925-00-809-5627
NSN 6645-01-633-1852
NSN 6685-01-633-3913
NSN 5835-01-328-6626
NSN 6220-01-142-2329
NSN 6240-01-283-0404
NSN 5945-01-047-5268
NSN 5950-00-486-7035
NSN 5910-01-133-0430