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 5925-01-483-0111
NSN 6135-00-166-5984
NSN 5950-00-898-7244
NSN 6610-00-641-3015
NSN 5910-00-676-9005
NSN 5985-01-199-7909
NSN 5925-01-395-0554
NSN 6685-01-448-6376
NSN 6620-01-158-3125
NSN 5915-00-469-5765
NSN 5985-01-328-5866
NSN 6220-00-792-7581