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 5990-01-032-3832
NSN 6645-00-255-1369
NSN 5999-01-254-6691
NSN 5996-00-201-3763
NSN 6645-01-157-9080
NSN 5905-00-714-3816
NSN 7035-01-209-5315
NSN 5998-01-410-5072
NSN 5945-01-487-4127
NSN 6610-01-329-5503
NSN 2925-01-523-3607
NSN 6610-00-935-7131