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 5930-01-167-5554
NSN 5915-00-928-3275
NSN 5975-00-493-3614
NSN 5915-01-027-0800
NSN 5965-01-088-1761
NSN 5920-01-510-2784
NSN 6645-01-217-2888
NSN 5925-01-362-6654
NSN 6685-01-233-8415
NSN 5998-01-461-1611
NSN 5945-01-378-6860
NSN 6320-00-790-4844