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 5990-01-434-7913
NSN 6110-00-905-6148
NSN 5975-00-614-1226
NSN 5990-01-333-8678
NSN 2925-00-411-6324
NSN 5998-00-172-7064
NSN 6150-00-518-4558
NSN 6145-00-590-8642
NSN 5960-01-066-4771
NSN 6645-00-521-5252
NSN 6145-01-054-2662
NSN 6105-01-377-6284