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 6110-00-761-6256
NSN 6685-00-604-0770
NSN 7035-00-929-0363
NSN 5960-01-386-5770
NSN 6645-01-067-4393
NSN 2925-00-759-5465
NSN 6150-00-320-6212
NSN 6105-01-606-8337
NSN 7035-01-659-8401
NSN 5996-01-120-8910
NSN 5855-01-656-2386
NSN 5990-01-369-6915