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 5950-01-056-3621
NSN 5950-01-170-4427
NSN 6610-01-369-5393
NSN 5925-01-214-8249
NSN 6145-01-355-9475
NSN 5920-01-206-0191
NSN 6610-01-356-0323
NSN 6150-01-233-5723
NSN 6620-01-478-9667
NSN 6610-01-541-4002
NSN 5895-01-365-6023
NSN 6240-00-361-1421