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 5935-01-421-4575
NSN 5960-00-927-6716
NSN 5960-01-375-6815
NSN 6610-00-151-8074
NSN 5999-01-277-6833
NSN 5835-01-106-1456
NSN 6645-01-108-0799
NSN 6130-01-603-7701
NSN 5915-01-485-2466
NSN 2925-00-203-8735
NSN 5950-01-052-0339
NSN 5960-01-265-4487