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 2925-01-633-4048
NSN 6130-00-561-9215
NSN 6145-00-433-4079
NSN 5990-00-513-5328
NSN 5910-01-170-8267
NSN 5905-01-412-0472
NSN 6320-01-611-4918
NSN 6110-00-054-7278
NSN 5835-01-615-8864
NSN 5920-00-243-9483
NSN 5996-01-583-6678
NSN 5996-00-978-4547