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 6145-01-255-2751
NSN 6650-01-619-9986
NSN 5905-01-142-7751
NSN 5998-01-526-1149
NSN 5915-00-973-6803
NSN 5996-01-141-2804
NSN 5975-00-311-6130
NSN 6110-01-058-5321
NSN 6150-01-134-1001
NSN 5950-01-425-1174
NSN 6220-01-373-1397
NSN 5935-00-110-3718