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 5996-01-226-0606
NSN 6320-01-476-7702
NSN 5905-00-441-0630
NSN 6320-00-036-3688
NSN 6150-01-435-4483
NSN 6645-00-287-9192
NSN 6685-01-440-4624
NSN 6145-01-502-9150
NSN 7035-01-116-6223
NSN 5910-01-080-2204
NSN 6220-01-451-3056
NSN 2925-00-402-5582