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 6620-00-679-5830
NSN 5935-00-891-7389
NSN 5920-01-548-5714
NSN 5915-00-186-9346
NSN 6240-01-441-0027
NSN 6620-01-296-9803
NSN 6610-00-881-1189
NSN 6145-00-444-6770
NSN 5990-00-446-0518
NSN 5985-01-106-7952
NSN 5960-01-192-3128
NSN 6645-00-216-6126