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 6150-00-554-3362
NSN 7035-01-140-2019
NSN 5960-01-217-1479
NSN 5975-00-274-5720
NSN 5855-00-288-1408
NSN 7035-00-731-8729
NSN 5945-01-245-8635
NSN 5895-01-236-8631
NSN 6320-00-925-0558
NSN 6650-01-207-0829
NSN 5975-00-767-0976
NSN 7035-00-834-2090