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 6220-00-606-6119
NSN 6150-00-155-8511
NSN 6145-01-478-6505
NSN 6610-00-516-4228
NSN 6130-00-186-8460
NSN 5998-01-303-6145
NSN 5999-01-351-6368
NSN 5990-00-985-1334
NSN 6320-01-422-1212
NSN 6320-01-006-6138
NSN 6645-00-143-1567
NSN 2925-00-907-2709