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 5930-01-462-6152
NSN 5998-01-354-3911
NSN 4140-00-277-6285
NSN 5855-01-085-5354
NSN 6130-01-548-3752
NSN 5935-00-596-2684
NSN 6610-00-764-4015
NSN 5895-01-266-4262
NSN 5950-00-118-4837
NSN 5910-01-515-3016
NSN 6110-01-083-8317
NSN 6135-01-559-9637