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 5965-00-888-2643
NSN 6145-01-023-1526
NSN 5945-01-005-0328
NSN 5855-00-138-2386
NSN 7035-00-870-0290
NSN 6645-00-634-9317
NSN 5996-00-738-3677
NSN 6145-01-311-2799
NSN 6610-01-224-7247
NSN 5895-00-711-9531
NSN 4140-00-722-8888
NSN 5950-01-213-3525