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 6240-00-364-0850
NSN 6645-00-256-4072
NSN 6150-01-326-0093
NSN 6150-01-597-0911
NSN 5905-00-482-8721
NSN 5925-01-329-8216
NSN 5950-00-757-3395
NSN 7035-01-313-6973
NSN 5960-01-278-9394
NSN 5965-00-714-3588
NSN 6610-00-716-5248
NSN 5920-01-199-5522