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 6620-01-173-0009
NSN 5835-00-581-9460
NSN 6620-01-499-1492
NSN 6145-01-258-6673
NSN 5965-00-342-5126
NSN 5985-00-285-0798
NSN 6650-00-451-8174
NSN 5990-01-211-6136
NSN 5835-01-113-8731
NSN 5925-01-599-1469
NSN 5960-01-015-0381
NSN 5960-01-008-8902