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 6135-01-492-8934
NSN 6105-00-423-7963
NSN 5965-01-510-1902
NSN 7035-00-079-7189
NSN 5910-00-144-4383
NSN 5985-00-488-3525
NSN 5835-01-498-9410
NSN 5835-01-622-2556
NSN 5945-01-339-7360
NSN 5895-00-012-4125
NSN 7035-01-086-8095
NSN 6320-00-456-0836