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 5990-01-568-5565
NSN 6650-01-149-8430
NSN 6685-01-381-0759
NSN 6645-00-963-6354
NSN 5895-01-053-5461
NSN 5835-00-823-6116
NSN 7035-01-442-5737
NSN 6685-01-120-2839
NSN 6650-00-216-6365
NSN 5998-00-652-7742
NSN 5990-01-116-2181
NSN 6240-01-267-1531