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 6620-01-167-0881
NSN 5920-01-487-4195
NSN 6105-00-918-1595
NSN 5996-01-503-4233
NSN 5930-01-372-7267
NSN 5905-01-377-3638
NSN 6150-01-221-5343
NSN 6110-01-003-9614
NSN 5985-01-403-2835
NSN 6645-01-426-8621
NSN 5910-00-973-9721
NSN 6145-01-454-6425