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 5905-00-353-1659
NSN 5960-01-061-6216
NSN 6130-01-105-0258
NSN 6240-01-397-8713
NSN 2925-00-239-9220
NSN 5975-01-323-4875
NSN 4140-00-669-6109
NSN 6650-01-116-9731
NSN 5975-00-938-8931
NSN 6645-00-965-5273
NSN 6620-01-432-7032
NSN 5990-00-768-9341