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 5930-00-559-5446
NSN 7035-00-574-4223
NSN 5930-01-126-6592
NSN 6130-01-127-1393
NSN 5950-00-187-0232
NSN 5996-01-602-6953
NSN 6645-01-193-9839
NSN 5920-01-634-0250
NSN 6105-01-044-8956
NSN 6135-01-142-2417
NSN 5975-01-161-4069
NSN 5960-01-183-3779