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 6620-00-280-2874
NSN 6145-00-136-9132
NSN 4140-01-468-6724
NSN 5960-01-157-2641
NSN 6220-01-067-1442
NSN 6645-01-287-7348
NSN 5965-01-286-4341
NSN 5960-00-074-8968
NSN 6320-01-366-5157
NSN 5985-01-148-5461
NSN 6240-01-003-5797
NSN 6135-00-377-9165