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 5996-01-266-8706
NSN 5855-00-688-9954
NSN 6110-01-462-3799
NSN 5996-01-369-9209
NSN 5910-01-633-1068
NSN 5960-01-449-1310
NSN 6620-01-595-4691
NSN 5996-00-173-9652
NSN 5935-00-100-0101
NSN 6610-01-633-8931
NSN 5855-01-589-3816
NSN 5935-01-500-1265