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 5910-00-001-3912
NSN 7035-01-060-9372
NSN 6685-01-574-5769
NSN 6240-01-475-5554
NSN 5915-00-267-9857
NSN 5985-01-249-8051
NSN 5996-00-407-4661
NSN 5930-00-782-8782
NSN 5835-00-166-9413
NSN 5930-00-695-4153
NSN 5855-01-562-3132
NSN 6110-00-009-9334