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 2925-01-493-3245
NSN 7035-01-176-4857
NSN 6135-00-334-4500
NSN 5920-00-974-4381
NSN 4140-00-473-2324
NSN 5985-01-279-1069
NSN 5950-01-469-5832
NSN 5990-00-723-7419
NSN 6240-00-555-6347
NSN 2925-00-829-9082
NSN 5905-01-543-4136
NSN 6105-01-056-5258