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 5965-01-385-1886
NSN 5920-01-467-9477
NSN 5985-01-298-7399
NSN 5985-01-440-9350
NSN 6135-01-412-8929
NSN 6130-00-435-5212
NSN 5990-01-463-2279
NSN 6650-00-276-9838
NSN 5975-01-614-6122
NSN 6145-01-339-0338
NSN 6645-01-206-4888
NSN 5950-01-414-4577