A Swagelok Connections
Making Swagelok Connections
Maintaining Your GC 241
5 Push the tube fully into the plug, then withdraw it approximately 1 to 2 mm as shown in
Figure 25.
Figure 25. Insert the tubing
6 Finger-tighten the nut.
7 Mark the nut with a pencil line. See Figure 26.
Figure 26. Mark the fitting
8 For 1/8-inch Swagelok fittings, use a pair of 7/16-inch wrenches to tighten the fitting 3/4 of
a turn. See Figure 27.
For 1/4-inch fittings, use a pair of 9/16-inch wrenches to tighten them 1-1/4 turn, as
shown in Figure 27.
Figure 27. Final tightening
Front
ferrule
Back
ferrule
Nut
Insert tubing fully
Withdraw tubing 1 to 2 mm
Tighten nut