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 6645-00-912-0248
NSN 5930-01-520-7472
NSN 2925-01-463-3899
NSN 6610-00-511-6201
NSN 5895-01-420-6197
NSN 6620-01-323-6091
NSN 5999-00-800-0944
NSN 5935-00-835-5247
NSN 5835-01-332-2867
NSN 5996-00-222-4930
NSN 4140-00-625-4289
NSN 6130-00-307-1455