A Swagelok Pre-Engineered Subsystem Fluid Distribution Header
11
FDH1 (1 in. Pipe Platform) Drain—C Dimension
End Connections
Drain Valve
No Valve
40G or 40
Series
60 Series
1 or 18
Series
P4T or P6T
Series
Type
Size
C, in. (mm)
Female NPT
1/4 in.
1.41 (35.8)
3.44 (87.4)
3.54 (89.9)
3.50 (88.9)
3.76 (95.5)
3/8 in.
0.50 (12.7)
3.87 (98.3)
4.07 (103)
4.37 (111)
—
1/2 in.
0.86 (21.8)
5.07 (129)
4.65 (118)
4.95 (126)
4.83 (123)
3/4 in.
1.21 (30.7)
—
5.85 (149)
—
—
Fractional
Swagelok
tube fitting
1/4 in.
1.73 (43.9)
3.61 (91.7)
4.57 (116)
3.67 (93.2)
3.57 (90.7)
3/8 in.
1.25 (31.8)
3.88 (98.6)
4.00 (102)
3.41 (86.6)
3.49 (88.6)
1/2 in.
1.37 (34.8)
4.88 (124)
5.00 (127)
3.76 (95.5)
3.84 (97.5)
3/4 in.
1.40 (35.6)
—
—
—
—
1 in.
1.67 (42.4)
—
—
—
—
Metric
Swagelok
tube fitting
6 mm
2.01 (51.1)
3.83 (97.3)
4.61 (117)
3.71 (94.2)
3.61 (91.7)
10 mm
2.11 (53.6)
4.51 (115)
4.64 (118)
4.40 (112)
4.12 (105)
12 mm
1.40 (35.6)
5.96 (151)
6.08 (154)
5.19 (132)
5.00 (127)
25 mm
1.69 (42.9)
—
—
—
—
Swagelok
tube
adapter
1/4 in.
1.99 (50.5)
—
—
—
—
3/8 in.
1.20 (30.5)
—
—
—
—
1/2 in.
1.46 (37.1)
—
—
—
—
3/4 in.
1.59 (40.4)
—
—
—
—
1 in.
1.93 (49.0)
—
—
—
—
ASME class
150 flange
1/2 in.
2.74 (69.6)
—
6.36 (162)
—
—
1 in.
3.56 (90.4)
—
8.14 (207)
—
—
Plug
—
0.50 (12.7)
—
—
—
—
Dimensions
Dimensions are for reference only and are subject to change.
C
No Drain Valve
with Swagelok
Tube Adapter
End Connection
Shown