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 6685-01-057-7509
NSN 5965-00-201-1167
NSN 5996-01-007-2147
NSN 6220-01-076-7851
NSN 5999-01-447-3103
NSN 5996-00-548-6482
NSN 5960-01-078-3418
NSN 5915-00-820-2768
NSN 5998-00-529-2551
NSN 5985-00-396-3669
NSN 5835-00-409-8355
NSN 7035-00-946-2642