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 6610-01-585-2222
NSN 5835-00-145-8926
NSN 5965-01-441-9505
NSN 5835-01-055-6859
NSN 6240-00-393-1161
NSN 5930-00-621-2408
NSN 6220-01-414-3876
NSN 5915-01-200-1723
NSN 5895-01-146-7106
NSN 5945-01-518-5149
NSN 5835-00-856-2437
NSN 5996-00-723-6362