1. The all-purpose valve stem packing.
2. This all-purpose, self-forming valve packing is made of 100% TFE fluorocarbon. In its unsintered form, Lockcord has a high degree of pliability enabling it to conform to valve stuffing box flaws and irregularities, providing an endless molded packing set.
Lockcord comes in four popular sizes( another size can be quoted ): 1. 3/32" x 50'( =2.5mm x 15.0M). 2. 7/32" x 15'( =5.5mm x 4.5M). 3. 5/32" x 25'( =4.0mm x 7.5M). 4. 9/32" x 9'( = 7.0mm x2.8M).