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 5965-00-079-0928
NSN 5930-00-228-0187
NSN 5855-01-031-4729
NSN 6150-01-140-7659
NSN 6620-00-106-9658
NSN 6145-01-384-3748
NSN 5996-01-487-4377
NSN 5920-01-275-5414
NSN 6105-01-273-8137
NSN 5965-00-007-7863
NSN 6645-01-278-6973
NSN 6150-01-305-5085