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 5996-00-461-8645
NSN 5975-01-377-2524
NSN 6130-01-200-1836
NSN 6685-01-260-2940
NSN 6685-00-339-5690
NSN 5905-00-332-5542
NSN 6105-00-726-2754
NSN 6240-01-381-2275
NSN 6685-00-753-2896
NSN 6220-00-517-9300
NSN 6130-01-103-2981
NSN 6145-01-190-8971