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 6645-00-117-9839
NSN 5998-01-158-7454
NSN 6650-00-078-5773
NSN 5910-01-441-8640
NSN 5990-00-296-4825
NSN 6220-01-444-6516
NSN 6135-01-554-4281
NSN 4140-01-140-6781
NSN 5925-01-174-0335
NSN 5975-01-634-0678
NSN 5996-01-091-1968
NSN 6110-00-150-2014