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 5996-01-509-9159
NSN 5950-01-604-9435
NSN 5905-01-575-2953
NSN 5930-01-165-6444
NSN 6105-01-067-8377
NSN 5965-00-433-1571
NSN 6320-00-242-3300
NSN
NSN 6105-01-576-6424
NSN 5960-01-535-1743
NSN 6150-01-030-6184
NSN 5975-01-276-0152