Harvey 17209-144 Thread Seal Tape, 260 in L, 3/4 in W, PTFE, Blue/White (Pack of 144)

0.4 density, 0.003 in thick. Over 50% elongation and chemically inert. Provides a strong tight seal for any threaded joint and permits easy disassembly. Tolerates -400 to 500 deg F. Suitable for use on oxygen systems. Non-toxic and non-flammable. Meets Federal Specification T-27730A.