M15
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
4300 Catalog
Hydraulic Flanges and Components
Dimensions and pressures for reference only, subject to change.
WB1HQ1 / WB3HQ1 / WB5HQ1
Code 61 Weld Butt Flange
Connector, Pipe
Schedule 40, 80 or 160 Weld Butt /
Code 61 Flange Head
O-ring Face
Flat Face
WB3HQ2 / WB5HQ2 / WB7HQ2
Code 62 Weld Butt Flange
Connector, Pipe
Schedule 80, 160 or
XXS Weld Butt / Code 62
Flange Head
WELD BUTT
FLANGE
CONNECTION
TYPE
TUBE FITTING
PART #
PIPE
SIZE
(in.)
FLANGE
SIZE
(in.)
C
(in.)
D
(in.)
F
(in.)
L
(in.)
W
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
O-RING FACE FLAT FACE
SX SS
SCHEDULE 40 WELD BUTT / CODE 61 FLANGE HEAD
WB1HQ1
For
Schedule 40
pipe
8WB1HQ1 8WB1HQ1N 1/2 0.50 0.265 0.622 1.188 1.06 0.840 5.3
12WB1HQ1 12WB1HQ1N 3/4 0.75 0.265 0.824 1.500 1.06 1.050 4.6
16WB1HQ1 16WB1HQ1N 1 1.00 0.315 1.049 1.750 1.25 1.315 4.0
20WB1HQ1 20WB1HQ1N 1 1/4 1.25 0.315 1.380 2.000 1.44 1.660 3.6
24WB1HQ1 24WB1HQ1N 1 1/2 1.50 0.315 1.610 2.375 1.75 1.900 3.0
32WB1HQ1 32WB1HQ1N 2 2.00 0.375 2.067 2.812 2.00 2.375 2.6
40WB1HQ1 40WB1HQ1N 2 1/2 2.50 0.375 2.469 3.312 2.31 2.875 2.6
48WB1HQ1 48WB1HQ1N 3 3.00 0.375 3.068 4.000 2.32 3.500 2.3
SCHEDULE 80 WELD BUTT / CODE 61 FLANGE HEAD
WB3HQ1
For
Schedule 80
pipe
8WB3HQ1 8WB3HQ1N 1/2 0.50 0.265 0.546 1.188 1.06 0.840 5.0
12WB3HQ1 12WB3HQ1N 3/4 0.75 0.265 0.742 1.500 1.06 1.050 3.5
16WB3HQ1 16WB3HQ1N 1 1.00 0.315 0.957 1.750 1.25 1.315 4.0
20WB3HQ1 20WB3HQ1N 1 1/4 1.25 0.315 1.278 2.000 1.44 1.660 3.5
24WB3HQ1 24WB3HQ1N 1 1/2 1.50 0.315 1.500 2.375 1.75 1.900 3.0
32WB3HQ1 32WB3HQ1N 2 2.00 0.375 1.939 2.812 2.00 2.375 3.0
40WB3HQ1 40WB3HQ1N 2 1/2 2.50 0.375 2.323 3.312 2.31 2.875 2.7
48WB3HQ1 48WB3HQ1N 3 3.00 0.375 2.900 4.000 2.32 3.500 2.2
SCHEDULE 160 WELD BUTT / CODE 61 FLANGE HEAD
WB5HQ1
For
Schedule 160
pipe
8WB5HQ1 8WB5HQ1N 1/2 0.50 0.265 0.464 1.188 1.06 0.840 5.0
12WB5HQ1 12WB5HQ1N 3/4 0.75 0.265 0.614 1.500 1.06 1.050 4.0
16WB5HQ1 16WB5HQ1N 1 1.00 0.315 0.815 1.750 1.25 1.315 4.5
20WB5HQ1 20WB5HQ1N 1 1/4 1.25 0.315 1.160 2.000 1.44 1.660 4.0
24WB5HQ1 24WB5HQ1N 1 1/2 1.50 0.315 1.337 2.375 1.75 1.900 3.0
32WB5HQ1 32WB5HQ1N 2 2.00 0.375 1.689 2.812 2.00 2.375 3.0
40WB5HQ1 40WB5HQ1N 2 1/2 2.50 0.375 2.125 3.312 2.31 2.875 2.5
48WB5HQ1 48WB5HQ1N 3 3.00 0.375 2.624 4.000 2.32 3.500 2.0
WELD BUTT
FLANGE
CONNECTION
TYPE
TUBE FITTING
PART #
PIPE
SIZE
(in.)
FLANGE
SIZE
(in.)
C
(in.)
D
(in.)
F
(in.)
L
(in.)
W
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
O-RING FACE FLAT FACE
SX SS
SCHEDULE 80 WELD BUTT / CODE 62 FLANGE HEAD
WB3HQ2
For
Schedule 80
pipe
12WB3HQ2 12WB3HQ2N 3/4
0.75 0.345 0.742 1.625 1.42 1.050 5.0
16WB3HQ2 16WB3HQ2N 1
1.00 0.375 0.957 1.875 1.61 1.315 4.5
20WB3HQ2 20WB3HQ2N 1 1/4
1.25 0.405 1.278 2.125 1.73 1.660 3.5
24WB3HQ2 24WB3HQ2N 1 1/2
1.50 0.495 1.500 2.500 2.17 1.900 3.0
32WB3HQ2 32WB3HQ2N 2
2.00 0.495 1.939 3.125 2.48 2.375 3.0
SCHEDULE 160 WELD BUTT / CODE 62 FLANGE HEAD
WB5HQ2
For
Schedule 160
pipe
12WB5HQ2 12WB5HQ2N 3/4
0.75 0.345 0.614 1.625 1.42 1.050 6.0
16WB5HQ2 16WB5HQ2N 1
1.00 0.375 0.815 1.875 1.61 1.315 5.5
20WB5HQ2 20WB5HQ2N 1 1/4
1.25 0.405 1.160 2.125 1.73 1.660 5.0
24WB5HQ2 24WB5HQ2N 1 1/2
1.50 0.495 1.337 2.500 2.17 1.900 5.0
32WB5HQ2 32WB5HQ2N 2
2.00 0.495 1.689 3.125 2.48 2.375 4.5
SCHEDULE XXSWELD BUTT / CODE 62 FLANGE HEAD
WB7HQ2
For
Schedule XXS
pipe
12WB7HQ2 12WB7HQ2N 3/4
0.75 0.345 0.434 1.625 1.42 1.050 6.0
16WB7HQ2 16WB7HQ2N 1
1.00 0.375 0.599 1.875 1.61 1.315 6.0
20WB7HQ2 20WB7HQ2N 1 1/4
1.25 0.405 0.896 2.125 1.73 1.660 6.0
24WB7HQ2 24WB7HQ2N 1 1/2
1.50 0.495 1.100 2.500 2.17 1.900 6.0
32WB7HQ2 32WB7HQ2N 2
2.00 0.495 1.503 3.125 2.48 2.375 6.0