Between center hole diameter 1.504 inches and 1.506 inches . Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.
Classification: Gaskets,washers & other seals
NSN 5999-01-426-5313
NSN 6610-01-271-6865
NSN 5930-01-449-0039
NSN 6320-01-525-4789
NSN 5985-01-391-8225
NSN 5990-01-516-9665
NSN 5835-01-295-2431
NSN 6650-00-061-2232
NSN 6145-01-310-5301
NSN 6240-01-394-7052
NSN 5910-01-129-5112
NSN 5895-00-556-6125