NONA-SB-EST-OSRE
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 5910-00-078-2681
NSN 6135-01-553-7711
NSN 6610-01-350-7697
NSN 2925-01-435-9057
NSN 2925-01-226-6126
NSN 6685-01-204-6367
NSN 5965-01-461-4480
NSN 6240-01-487-4386
NSN 2925-01-510-9378
NSN 6320-00-790-4844
NSN 6320-00-731-6134
NSN 5905-01-214-0426