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 6645-01-295-7418
NSN 5950-00-284-7294
NSN 5915-01-422-1861
NSN 6105-01-227-7324
NSN 6650-01-240-2334
NSN 6145-00-442-3326
NSN 5925-01-252-0830
NSN 5999-01-244-7040
NSN 5999-01-652-9183
NSN 5920-00-931-7979
NSN 6220-01-407-4954
NSN 5930-00-480-6005