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 5975-01-327-3588
NSN 6650-00-324-4973
NSN 6685-00-757-8925
NSN 6645-01-044-6376
NSN 6620-01-148-0470
NSN 5999-01-375-7661
NSN 6610-01-498-4063
NSN 6135-01-472-9011
NSN 5835-00-885-3818
NSN 6135-01-093-7426
NSN 5996-00-112-2892
NSN 5945-00-186-1550