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 2925-01-255-6394
NSN 6105-00-275-0826
NSN 2925-00-103-6822
NSN 5920-01-510-3933
NSN 5950-00-608-4540
NSN 5905-01-164-1485
NSN 5998-01-277-2856
NSN 6220-00-872-3032
NSN 7035-01-056-4603
NSN 5925-00-990-8087
NSN 6610-00-213-8544
NSN 5835-01-199-5902