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 5835-00-005-7909
NSN 5999-00-964-5239
NSN 5998-01-146-4752
NSN 6105-01-325-6721
NSN 5985-01-579-9982
NSN 5999-00-288-3143
NSN 6220-00-920-8225
NSN 5965-00-303-9701
NSN 5835-01-519-3834
NSN 5960-00-485-0601
NSN 5960-01-552-8601
NSN 6610-00-400-1252