Number 2 open cell foam
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 6610-01-474-6333
NSN 6645-01-633-1852
NSN 5905-01-502-3400
NSN 4140-01-424-5216
NSN 6105-00-149-7956
NSN 6620-01-117-0834
NSN 4140-01-451-4657
NSN 5998-01-599-9343
NSN 6135-01-199-1185
NSN 6150-00-144-1608
NSN 6645-01-206-4888
NSN 2925-01-123-2235