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 5920-01-632-9399
NSN 6135-01-374-6631
NSN 6135-00-351-8606
NSN 5996-01-054-3226
NSN 5835-00-104-8944
NSN 5999-01-293-5946
NSN 6240-01-259-0665
NSN 5965-01-444-3098
NSN 6110-00-166-7865
NSN 5945-01-357-1026
NSN 7035-01-475-5116
NSN 5945-01-421-3741