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 5950-01-420-8475
NSN 6240-01-534-5829
NSN 5935-01-524-1040
NSN 6620-01-105-5770
NSN 6150-00-042-4749
NSN 6135-00-542-6216
NSN 5945-01-418-3203
NSN 6130-01-513-1956
NSN 6650-01-424-8048
NSN 6110-00-087-9588
NSN 5925-00-874-0986
NSN 5855-00-832-9341