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 5835-00-233-6327
NSN 5930-01-029-9560
NSN 5975-01-502-8400
NSN 6610-01-648-6527
NSN 5950-01-079-7994
NSN 6150-01-076-4811
NSN 5925-00-203-1278
NSN 6105-00-073-9392
NSN 5998-01-578-4356
NSN 6650-01-466-9503
NSN 6135-00-152-8729
NSN 6150-00-924-0456