Vacuum/Pressure Feedthroughs - Hermetic Face Seal
FEATURES
2000 PSI Pressure Rating
10–8 Torr Vacuum Rating
Copper and Thermocouple Wires
8 Wire Pairs for 8 Thermocouples
PTFE Insulated Wire
Nitrile O-Ring and Jam Nut
Each Unit Tested for Reliability
Specifications
Material: 300 Series stainless steel; nitrile O-ring
Maximum pressure: 2000 PSI
Leak Rates, Pressure: 1 x 10–6 cc air/sec at 2000 PSI; 1 x 10–7 cc air/sec at 29" Hg vacuum
Vacuum Limit: 1 x 10–8 Torr
Leak Rates, Vacuum: 1 x 10–8 cc He/sec at 15 PSI; 1 x 10–8 cc He/sec at 10–8 Torr
Temperature Limits: -40 to 250°F (-40 to 120°C)
Out Gasing: <0.003% VCM <0.34% Weight loss; Sample at 125°C (257°F), cold surface at 25°C (77°F)
Wire: 20 AWG solid with PTFE insulation; 48"L, -200 to 200°C rating

Chemical Exposure
Compatible:
Oil, Solvents, Refrigerants, Water, Non-Corrosive Gases
Avoid: Strong acids and bases


Area
Thread
Across Flats Hex
O-Ring Face R
Length
Max. Plate Thickness
with nut without nut
0.357"
1 1/16-12"
1.50"
1.324"
1.19"
0.06
0.56"

To Order (Specify Model No.) Prices Shown in U.S. Dollars
Model No.
No. of Pairs
Wire
Price
PFTFS-8CU
8
CU
$425
PFTFS-8(*)
8
T/C
$470
*Specify Thermocouple Type: J, K, T, or E
Ordering Example:
PFTFS-8K,
Hermetic feedthrough, face seal design, for 8 type K thermocouples. $470.

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