Flight safety critical
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 6105-01-527-7997
NSN 5855-01-287-1515
NSN 5910-01-204-9539
NSN 5855-01-547-3875
NSN 6320-00-790-4844
NSN 6220-00-225-5795
NSN 6150-01-456-3596
NSN 5975-00-012-4376
NSN 5960-00-232-2512
NSN 5920-01-128-3572
NSN 6130-01-557-3311
NSN 5935-01-214-5288