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 4140-01-082-9097
NSN 5935-01-138-7154
NSN 6145-01-627-7654
NSN 5930-01-152-8313
NSN 6105-00-942-5246
NSN 5996-00-726-4785
NSN 6145-00-826-9574
NSN 6110-01-386-7616
NSN 5985-00-572-2522
NSN 6220-00-531-6430
NSN 5855-01-023-3727
NSN 6145-00-235-7317