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 5975-01-340-5774
NSN 7035-01-444-4240
NSN 5960-00-987-1897
NSN 6105-01-343-4023
NSN 5895-01-508-7777
NSN 5915-01-429-0210
NSN 5910-01-334-8563
NSN 5945-00-170-5885
NSN 6610-01-529-8529
NSN 6645-01-624-7209
NSN 2925-01-254-3068
NSN 5965-01-492-9344