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 5975-00-391-1108
NSN 6130-00-428-3787
NSN 5925-01-034-9288
NSN 6650-00-680-9595
NSN 6220-00-252-0702
NSN 5895-01-025-8346
NSN 7035-01-565-5515
NSN 6240-00-886-6615
NSN 5930-00-467-6808
NSN 5835-00-233-6327
NSN 6135-01-104-3790
NSN 5855-01-630-5790