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 5950-01-344-8149
NSN 5975-01-515-9564
NSN 6650-01-146-5000
NSN 5895-00-816-9763
NSN 6645-01-034-6037
NSN 6610-01-033-2402
NSN 2925-00-064-6629
NSN 6145-01-505-9821
NSN 6130-01-114-2310
NSN 5985-01-502-9698
NSN 6685-00-403-1226
NSN 7035-00-312-3055