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 5998-01-382-9712
NSN 5960-00-815-3049
NSN 2925-01-629-7757
NSN 5930-00-823-8324
NSN 5910-01-407-3377
NSN 5996-01-135-4989
NSN 6220-00-548-1999
NSN 5915-01-543-3732
NSN 6610-00-116-5725
NSN 6650-00-107-8509
NSN 5975-00-168-0392
NSN 6145-00-560-5726