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 5935-01-429-1262
NSN 6320-01-373-9355
NSN 5945-00-102-8111
NSN 5835-01-150-6084
NSN 5930-01-657-9209
NSN 5999-01-406-1859
NSN 6145-00-340-6698
NSN 5950-01-423-9942
NSN 5915-01-344-0136
NSN 6610-01-181-4398
NSN 6105-01-271-2834
NSN 5895-00-635-3727