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 4140-00-192-9117
NSN 5935-01-567-5460
NSN 5996-01-244-0222
NSN 5945-00-591-7109
NSN 5910-01-315-3246
NSN 6150-00-237-6043
NSN 5998-00-932-2043
NSN 5990-01-378-7349
NSN 5996-01-585-8702
NSN 5855-00-688-9954
NSN 6610-01-139-4713
NSN 6105-01-579-4547