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 5915-00-896-3111
NSN 5910-01-283-2923
NSN 5895-01-553-7457
NSN 5999-00-277-4257
NSN 5855-01-013-6864
NSN 2925-00-953-2920
NSN 5925-01-310-2076
NSN 5920-01-596-4704
NSN 5975-00-600-5847
NSN 7035-01-542-7946
NSN 2925-01-423-8141
NSN 6110-00-226-1753