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 5960-01-628-2760
NSN 5996-00-321-0113
NSN 5925-00-521-2527
NSN 6240-01-429-2747
NSN 5950-01-581-3697
NSN 2925-01-500-0730
NSN 5835-00-147-5062
NSN 5960-01-485-2467
NSN 5996-00-679-1274
NSN 5960-00-170-9614
NSN 5990-01-457-6316
NSN 5930-00-198-6827