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 6110-00-440-0312
NSN 6685-00-878-3878
NSN 6145-01-412-0177
NSN 5965-01-514-0932
NSN 6645-01-613-7389
NSN 2925-01-609-3525
NSN 5935-01-301-4826
NSN 5935-01-015-3887
NSN 5935-00-072-7081
NSN 6105-00-451-6563
NSN 6220-01-522-4937
NSN 5998-00-141-9872