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 6650-01-044-6377
NSN 5855-01-162-5251
NSN 5960-01-441-7047
NSN 5910-01-624-5690
NSN 6105-01-519-0990
NSN 7035-01-555-6578
NSN 5920-01-326-7806
NSN 5965-01-312-1630
NSN 5895-00-099-3885
NSN 7035-01-336-0464
NSN 5960-01-478-2672
NSN 5990-01-498-0641