Must withstand 1.300 specific gravity potassium hydroxide
A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.
NSN 6620-00-054-4778
NSN 6650-01-116-9731
NSN 6240-01-142-2963
NSN 5905-00-880-0942
NSN 5975-01-513-8356
NSN 6150-01-470-0488
NSN 6135-00-676-5807
NSN 6320-00-270-8222
NSN 6105-01-432-1342
NSN 6130-01-654-2741
NSN 6135-00-577-3340
NSN 6105-00-318-2807