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 5930-01-633-6121
NSN 6685-01-280-0225
NSN 4140-01-592-9433
NSN 5905-00-819-5377
NSN 2925-01-408-6205
NSN 6135-00-635-9187
NSN 6685-00-163-3116
NSN 6645-01-471-2103
NSN 6240-00-398-0740
NSN 4140-01-514-6221
NSN 5930-00-195-2443
NSN 5895-00-834-2110