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 5930-00-009-5686
NSN 5925-00-144-0482
NSN 6610-00-730-5883
NSN 5975-01-571-8533
NSN 6220-00-958-9830
NSN 5999-01-275-5876
NSN 5996-01-432-9820
NSN 2925-01-430-4206
NSN 5999-00-806-5162
NSN 7035-01-074-7634
NSN 6645-00-140-5173
NSN 6620-00-470-3219