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 5945-00-597-5722
NSN 6135-01-377-3862
NSN 5999-00-946-7923
NSN 6145-00-635-7920
NSN 5945-01-613-2162
NSN 6685-01-261-4984
NSN 5999-01-541-4426
NSN 5925-01-214-3228
NSN 5910-01-354-7839
NSN 4140-01-042-1347
NSN 5920-01-500-1880
NSN 5998-01-394-4756