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 6645-00-953-4170
NSN 6145-01-163-3354
NSN 6620-00-646-9474
NSN 7035-01-535-7320
NSN 5855-00-962-5792
NSN 6145-00-433-4079
NSN 5996-01-287-8311
NSN 6685-01-562-1960
NSN 5999-00-467-6714
NSN 6620-01-386-5914
NSN 5985-01-244-3903
NSN 5925-01-439-0624