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 5855-01-338-1718
NSN 5960-01-237-5965
NSN 5990-01-552-3591
NSN 6620-00-593-5313
NSN 6620-01-100-2530
NSN 6150-01-184-7788
NSN 2925-01-611-2423
NSN 5910-01-311-4604
NSN 5950-01-064-8638
NSN 5950-00-477-0763
NSN 6135-01-592-8698
NSN 5945-00-938-1323