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 6650-00-953-7606
NSN 5950-00-955-9917
NSN 5965-01-395-7527
NSN 2925-00-265-7539
NSN 5930-01-501-9137
NSN 5950-00-401-8712
NSN 5915-01-435-5275
NSN 5999-01-575-1072
NSN 6145-01-010-2533
NSN 6610-00-225-9886
NSN 5930-01-421-2417
NSN 6105-01-287-9756