Material is silicone rubber, 70 durometer per ams3304
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 5990-01-563-1554
NSN 5945-01-616-1668
NSN 6110-01-465-1084
NSN 5910-01-364-1078
NSN 5965-01-468-0587
NSN 6110-01-109-0434
NSN 5975-01-051-7434
NSN 5930-01-358-7648
NSN 5985-00-528-7763
NSN 6320-01-092-4101
NSN 6145-01-141-6809
NSN 5855-01-512-1926