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 5950-01-422-5457
NSN 5925-00-047-3859
NSN 5905-00-646-5639
NSN 6105-00-010-8153
NSN 6320-01-129-9656
NSN 5965-01-537-0023
NSN 5855-01-457-6122
NSN 5990-01-054-3332
NSN 5935-01-618-0226
NSN 7035-01-204-7481
NSN 2925-01-243-0328
NSN 6240-01-486-0789