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 6240-00-342-9756
NSN 6650-01-415-5573
NSN 5996-01-158-1206
NSN 5910-00-683-7485
NSN 5920-01-290-0677
NSN 7035-01-302-5359
NSN 6610-00-345-3440
NSN 5960-00-089-1632
NSN 5996-00-222-6049
NSN 5950-00-205-1854
NSN 5935-01-427-9583
NSN 5930-01-589-7770