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 5835-00-494-8419
NSN 5998-01-413-2815
NSN 2925-01-330-2988
NSN 5965-01-381-2998
NSN 5975-01-442-5172
NSN 5985-01-349-0610
NSN 6220-00-819-9325
NSN 6240-01-368-3280
NSN 5985-00-369-9299
NSN 5985-01-463-2223
NSN 5985-00-471-6077
NSN 6645-00-211-6906