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 5895-01-285-5834
NSN 5925-00-209-0435
NSN 5855-01-147-4785
NSN 4140-01-634-0330
NSN 5998-00-471-0755
NSN 5950-00-023-3819
NSN 5905-01-351-4651
NSN 6620-00-170-5296
NSN 7035-00-803-3056
NSN 5905-01-431-9807
NSN 5910-01-598-9403
NSN 7035-00-238-3662