Has 2 x r0.25 on the side with the 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 5965-00-886-8511
NSN 6220-01-515-8722
NSN 5925-01-473-8450
NSN 6145-00-722-5932
NSN 5965-00-405-3793
NSN 2925-00-056-7112
NSN 5855-01-480-3194
NSN 6105-00-934-8793
NSN 5990-01-197-6922
NSN 6620-01-083-7796
NSN 5960-01-237-8995
NSN 5950-00-945-0435