Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5855-00-361-0167
NSN 6240-00-117-9957
NSN 6145-01-115-4543
NSN 6105-01-537-1195
NSN 5975-00-464-7535
NSN 6650-00-125-6560
NSN 5999-01-558-2260
NSN 7035-01-306-5226
NSN 6645-01-201-5802
NSN 6620-01-478-7419
NSN 6685-00-167-9433
NSN 5996-01-579-4849