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 6105-00-376-2174
NSN 5855-01-542-9059
NSN 6320-00-564-2772
NSN 5998-00-605-0791
NSN 5915-01-172-0201
NSN 5985-01-321-6762
NSN 5998-01-152-6314
NSN 6135-01-199-1185
NSN 6610-00-007-1527
NSN 5998-01-481-3367
NSN 5960-01-041-9512
NSN 5855-01-485-4327