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 6150-01-583-8880
NSN 6220-00-910-4793
NSN 6130-00-465-2965
NSN 6320-01-643-0850
NSN 6610-00-798-7588
NSN 6320-01-125-3361
NSN 5999-00-796-3063
NSN 5945-00-110-9957
NSN 5895-01-189-1855
NSN 6240-00-269-9727
NSN 5855-00-472-2055
NSN 5945-01-295-7467