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 5996-00-306-9644
NSN 2925-00-679-8131
NSN 2925-01-580-8072
NSN 6145-00-243-0583
NSN 6610-00-581-0771
NSN 6645-01-525-7493
NSN 5935-01-646-4967
NSN 6650-01-390-6989
NSN 5915-00-428-7405
NSN 5975-01-655-1568
NSN 6645-00-974-7120
NSN 5950-01-486-6729