L18
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
http://www.parker.com/tfd
4300
Catalog
Hydraulic Flanges and Components
and Dual Seal Flanges
Dimensions and pressures for reference only, subject to change.
TUBE FITTING
PART #
SAE
PORT
DASH
SIZE
T5
STRAIGHT
THREAD
UN-2B
FLANGE
SIZE
(
in.)
A
(
in.)
B
(
in.)
D
(
in.)
F
(
in.)
I
(
in.)
K
DRILL
DIA.
(
in.)
L
(
in.)
T
THREAD
UNC-2B
MOUNTING
HARDWARE
Dynamic
Pressure
(
x 1,000 PSI)
O-RING FACE FLAT FACE
-
SHCS SX SS
1
SAE PORT / CODE 61 BLOCK FLANGE OR PAD
8
G5Q1B 8G5Q1P
8
3/4-16
0.50 1.81 2.13 0.50 0.63 1.25 0.344 1.42 5/16-18 5/16-18
x 1.25 5.0
12
G5Q1B 12G5Q1P
12 1 1/16-12 0.75 1.97 2.56 0.75 0.71 1.54 0.406 1.42 3/8-16 3/8-16
x 1.50 4.0
16
G5Q1B 16G5Q1P
16 1 5/16-12 1.00 2.17 2.75 1.00 0.71 1.81 0.406 1.50 3/8-16 3/8-16
x 1.50 3.5
20
G5Q1B 20G5Q1P
20 1 5/8-12 1.25 2.68 3.12 1.25 0.83 2.22 0.469 1.61 7/16-14 7/16-14
x 1.75 3.0
24
G5Q1B 24G5Q1P
24 1 7/8-12 1.50 3.07 3.66 1.50 0.98 2.50 0.531 1.77 1/2-13 1/2-13
x 1.75 2.5
SAE PORT / CODE 62 BLOCK FLANGE OR PAD
8
G5Q2B 8G5Q2P
8
3/4-16
0.50 1.81 2.21 0.50 0.63 1.33 0.344 1.42 5/16-18 5/16-18
x 1.25 6.0
12
G5Q2B 12G5Q2P
12 1 1/16-12 0.75 2.17 2.80 0.75 0.83 1.65 0.406 1.38 3/8-16 3/8-16
x 1.50 5.5
16
G5Q2B 16G5Q2P
16 1 5/16-12 1.00 2.56 3.19 1.00 0.98 1.98 0.409 1.65 7/16-14 7/16-14
x 1.75 4.5
20
G5Q2B 20G5Q2P
20 1 5/8-12 1.25 3.07 3.75 1.25 1.06 2.36 0.531 1.77 1/2-13 1/2-13
x 1.75 3.0
24
G5Q2B 24G5Q2P
24 1 7/8-12 1.50 3.70 4.41 1.50 1.18 2.68 0.656 1.97 5/8-11 5/8-11
x 2.25 2.7
32
G5Q2B 32G5Q2P
32 2 1/2-12 2.00 4.50 5.28 2.00 1.46 3.38 0.781 2.56 3/4-10 3/4-10
x 2.75 2.0
GQ
NPTF Port Block Adapter
NPTF Port / Code 61 or 62 Block Flange or Pad
1)
Se
e page L38 f
or standard stainless steel sizes and dimensions.
To receive mounting hardware with flange, insert a “K” after the material designator. Mounting hardware kits are available
for O-ring Face part numbers and include 4 bolts, 4 lock washers and an O-ring.
O-ring Face
Flat Face
G5Q
SAE Port Block Adapter
SAE Port / Code 61 or 62 Block Flange or Pad
1)
Se
e page L38
for standard stainless steel sizes and dimensions.
To receive mounting hardware with flange, insert a “K” after the material designator. Mounting hardware kits are available for
O-ring Face part numbers and include 4 bolts, 4 lock washers and an O-ring.
O-ring Face
Flat Face
TUBE FITTING
PART #
PT
PORT
THREAD
NPTF
FLANGE
SIZE
(
in.)
A
(
in.)
B
(
in.)
D
(
in.)
F
(
in.)
I
(
in.)
K
DRILL
DIA.
(
in.)
L
(
in.)
T
THREAD
UNC-2B
MOUNTING
HARDWARE
Dynamic
Pressure
(
x 1,000 PSI)
O-RING FACE FLAT FACE
SHCS
SX SS
1
NPTF PORT / CODE 61 BLOCK FLANGE OR PAD
8
GQ1B
8
GQ1P
1/2 - 14
0.50 1.81 2.13 0.50 0.63 1.25 0.344 1.42 5/16-18 5/16-18
x 1.25 5.0
12
GQ1B 12GQ1P
3/4 -14
0.75 1.97 2.56 0.75 0.71 1.54 0.406 1.42 3/8-16 3/8-16
x 1.50 4.5
16
GQ1B 16GQ1P
1 - 11 1/2 1.00 2.17 2.75 1.00 0.71 1.81 0.406 1.50 3/8-16 3/8-16
x 1.50 4.0
20
GQ1B 20GQ1P
1 1/4 - 11 1/2 1.25 2.68 3.12 1.25 0.83 2.22 0.469 1.61 7/16-14 7/16-14
x 1.75 3.5
24
GQ1B 24GQ1P
1 1/2 - 11 1/2 1.50 3.07 3.66 1.50 0.98 2.50 0.531 1.77 1/2-13 1/2-13
x 1.75 2.7
32
GQ1B 32GQ1P
2 - 11 1/2 2.00 3.54 4.00 2.00 0.98 3.12 0.531 1.77 1/2-13 1/2-13
x 1.75 2.2
40
GQ1B 40GQ1P
2 1/2 - 8
2.50 4.09 4.49 2.50 0.98 3.62 0.531 1.97 1/2-13 1/2-13
x 1.75 2.0
48
GQ1B 48GQ1P
3 1/2 - 8
3.00 4.88 5.28 3.00 1.06 4.47 0.656 1.97 5/8-11 5/8-11
x 2.00 1.1
NPTF PORT / CODE 62 BLOCK FLANGE OR PAD
8
GQ2B
8
GQ2P
1/2 - 14
0.50 1.81 2.21 0.50 0.63 1.33 0.344 1.42 5/16-18 5/16-18
x 1.25 6.0
12
GQ2B 12GQ2P
3/4 - 14
0.75 2.17 2.80 0.75 0.83 1.65 0.406 1.38 3/8-16 3/8-16
x 1.50 5.0
16
GQ2B 16GQ2P
1 - 11 1/2 1.00 2.56 3.19 1.00 0.98 1.98 0.469 1.65 7/16-14 7/16-14
x 1.75 4.0
20
GQ2B 20Q2P
1 1/4 - 11 1/2 1.25 3.07 3.75 1.25 1.06 2.36 0.531 1.77 1/2-13 1/2-13
x 1.75 3.5
24
GQ2B 24GQ2P
1 1/2 - 11 1/2 1.50 3.70 4.41 1.50 1.18 2.68 0.656 1.97 5/8-11 5/8-11
x 2.25 3.0
32
GQ2B 32GQ2P
2 - 11 1/2 2.00 4.50 5.28 2.00 1.46 3.38 0.781 2.56 3/4-10 3/4-10
x 2.75 2.5
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