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 5915-00-346-4697
NSN 5975-00-111-3208
NSN 5910-00-203-0566
NSN 5998-01-391-5000
NSN 5935-01-046-4925
NSN 6240-01-195-8696
NSN 6320-00-371-8335
NSN 5999-00-471-9141
NSN 5905-01-151-1194
NSN 6105-01-372-6119
NSN 6145-01-474-6826
NSN 5960-01-368-5874