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 6145-00-177-4731
NSN 5950-01-423-0082
NSN 2925-01-525-6495
NSN 5960-01-531-9108
NSN 6105-01-141-7727
NSN 5835-01-432-1277
NSN 6610-00-292-5411
NSN 5945-00-823-6156
NSN 6650-01-609-5341
NSN 6135-01-108-6057
NSN 5925-01-408-6577
NSN 5895-01-252-8831