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 6685-00-004-7438
NSN 5855-01-040-9233
NSN 4140-01-482-4097
NSN 6620-01-053-6650
NSN 5915-01-535-1185
NSN 6610-01-301-3513
NSN 5835-01-249-0275
NSN 6145-01-463-8229
NSN 5855-00-149-0766
NSN 5895-01-289-4115
NSN 6105-00-375-6194
NSN 6145-00-281-8161