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 5960-01-628-2760
NSN 6650-01-056-4158
NSN 5985-00-731-1856
NSN 5925-01-562-6277
NSN 6150-01-463-3307
NSN 6320-01-523-4954
NSN 5975-01-366-2815
NSN 5855-01-605-2438
NSN 4140-00-264-5796
NSN 6620-00-549-5644
NSN 5930-01-438-3821
NSN 5990-01-416-6009