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 6610-01-511-0982
NSN 5965-00-111-2073
NSN 5975-00-604-0479
NSN 6145-01-436-0826
NSN 5910-01-347-4120
NSN 6645-01-430-2420
NSN 5975-01-386-3061
NSN 6645-01-267-5505
NSN 2925-01-658-4470
NSN 5990-01-064-7157
NSN 5945-01-411-7118
NSN 6145-00-512-6675