12 0.315 in. Diameter holes equally spaced 3 each between smaller holes
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 6105-01-351-8436
NSN 6610-01-434-4958
NSN 5975-01-214-9735
NSN 5935-01-147-4938
NSN 5895-01-480-1320
NSN 6610-00-305-5447
NSN 5960-01-336-5459
NSN 5985-01-167-0054
NSN 6150-01-218-0746
NSN 6145-00-126-1606
NSN 6650-00-862-7143
NSN 6240-01-631-4380