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 6610-01-287-2757
NSN 5999-00-228-1260
NSN 5950-01-512-0319
NSN 5996-00-163-7168
NSN 5905-01-525-1433
NSN 5985-01-060-2738
NSN 5960-01-434-5539
NSN 5905-00-294-9445
NSN 5960-01-454-7064
NSN 6110-01-537-1159
NSN 7035-01-437-4137
NSN 5999-01-157-7918