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 6610-00-415-8151
NSN 5925-01-371-2876
NSN 6150-01-057-5311
NSN 6105-01-602-8187
NSN 5915-00-962-0358
NSN 5925-01-367-1807
NSN 5996-01-375-8769
NSN 5999-00-710-7667
NSN 6145-01-088-6229
NSN 7035-00-488-9765
NSN 5950-01-556-3064
NSN 5925-00-422-5151