Item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.
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 for steam turbines
NSN 5996-00-568-8288
NSN 5895-01-433-2447
NSN 6105-01-352-5369
NSN 6240-00-166-0340
NSN 5965-01-165-9787
NSN 5910-01-649-8075
NSN 5965-01-204-1423
NSN 6220-01-172-5300
NSN 5960-01-076-4708
NSN 5975-01-425-8478
NSN 6610-01-612-0157
NSN 6685-01-252-8887