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 5945-00-504-5744
NSN 6650-01-177-4398
NSN 6105-01-451-4327
NSN 7035-01-630-2598
NSN 6620-01-517-0014
NSN 6650-01-532-2078
NSN 6150-01-204-5627
NSN 5950-00-394-1546
NSN 6320-01-006-6138
NSN 6110-00-500-4914
NSN 6130-01-442-8759
NSN 5925-00-070-5011