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 5905-01-129-4424
NSN 6620-01-590-3295
NSN 5935-01-371-9458
NSN 5945-01-442-6490
NSN 5905-01-196-5230
NSN 5930-01-015-6375
NSN 5935-00-835-1990
NSN 6220-01-029-5037
NSN 5915-01-585-7676
NSN 6110-01-063-4881
NSN 5835-00-447-1924
NSN 6240-01-531-3422