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 5920-00-590-4192
NSN 5985-00-222-9037
NSN 6110-01-025-1286
NSN 6105-01-616-9020
NSN 6650-01-210-2080
NSN 5925-01-435-4849
NSN 5998-01-216-0766
NSN 5996-01-142-0878
NSN 6685-01-451-0154
NSN 5895-00-009-5698
NSN 5915-00-248-4974
NSN 5920-01-177-5690