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 5935-01-386-3736
NSN 7035-01-616-2958
NSN 7035-00-470-4977
NSN 6645-01-259-7142
NSN 5996-01-426-1920
NSN 5925-01-160-3915
NSN 5895-00-453-6703
NSN 5910-01-290-0859
NSN 5990-00-328-4490
NSN 5990-00-106-3932
NSN 6130-00-815-2293
NSN 5855-01-020-7982