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 5835-00-936-8753
NSN 5945-00-290-1779
NSN 6145-01-471-4649
NSN 5910-01-607-6388
NSN 6620-01-633-8443
NSN 4140-01-532-7875
NSN 6110-01-588-4235
NSN 5950-01-436-7819
NSN 4140-01-423-1647
NSN 2925-01-422-1542
NSN 6135-01-116-3385
NSN 5905-00-228-0159