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 5910-00-804-0510
NSN 5930-01-207-6427
NSN 5935-01-311-9227
NSN 6220-00-944-4512
NSN 5930-00-753-6806
NSN 5910-01-267-2608
NSN 6135-01-574-6185
NSN 6110-01-223-3399
NSN 5905-01-347-7105
NSN 5935-00-981-0892
NSN 6110-01-415-9792
NSN 5999-01-009-6497