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 6645-01-494-3845
NSN 5996-01-265-3657
NSN 6110-01-202-1483
NSN 5925-01-599-5431
NSN 6610-01-199-7371
NSN 7035-01-145-5059
NSN 5950-01-226-1074
NSN 6320-01-201-2776
NSN 5855-01-440-8978
NSN 5950-01-388-3299
NSN 6240-01-649-1520
NSN 6620-00-075-0131