L19
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 #
T4
THREAD
BSPP
FLANGE
SIZE
(
in.)
A
(
in.)
B
(
in.)
D
(
in.)
F
(
in.)
K
DRILL
DIA.
(
in.)
L
(
in.)
M
(
in.)
T
THREAD
UNC-2B
MOUNTING
HARDWARE
Dynamic
Pressure
(
x 1,000 PSI)
O-RING FACE FLAT FACE
SHCS SX SS
BSPP PORT / CODE 61 BLOCK FLANGE OR PAD
8
G4Q1B 8G4Q1P
1/2-14
0.50 1.81 2.13 0.500 0.63 0.344 1.42 1.25 5/16-18 5/16-18
x 1.25 5.0
12
G4Q1B 12G4Q1P
3/4-14
0.75 1.97 2.56 0.750 0.71 0.406 1.42 1.54 3/8-16 3/8-16
x 1.50 4.0
16
G4Q1B 16G4Q1P
1-11
1.00 2.17 2.75 1.000 0.71 0.406 1.50 1.81 3/8-16 3/8-16
x 1.50 3.0
20
G4Q1B 20G4Q1P
1 1/4-11 1.25 2.68 3.12 1.250 0.83 0.469 1.61 2.22 7/16-14 7/16-14
x 1.75 2.5
24
G4Q1B 24G4Q1P
1 1/2-11 1.50 3.07 3.66 1.500 0.98 0.531 1.77 2.50 1/2-13 1/2-13
x 1.75 2.2
32
G4Q1B 32G4Q1P
2-11
2.00 3.54 4.00 2.000 0.98 0.531 1.77 3.12 1/2-13 1/2-13
x 1.75 1.7
BSPP PORT / CODE 62 BLOCK FLANGE OR PAD
8
G4Q2B 8G4Q2P
1/2-14
0.50 1.81 2.21 0.500 0.63 0.344 1.42 1.33 5/16-18 5/16-18
x 1.25 6.0
12
G4Q2B 12G4Q2P
3/4-14
0.75 2.17 2.80 0.750 0.83 0.406 1.38 1.65 3/8-16 3/8-16
x 1.50 5.0
16
G4Q2B 16G4Q2P
1-11
1.00 2.56 3.19 1.000 0.98 0.469 1.65 1.98 7/16-14 7/16-14
x 1.75 4.0
20
G4Q2B 20G4Q2P
1 1/4-11 1.25 3.07 3.75 1.250 1.06 0.531 1.77 2.36 1/2-13 1/2-13
x 1.75 3.0
24
G4Q2B 24G4Q2P
1 1/2-11 1.50 3.70 4.41 1.500 1.18 0.656 1.97 2.68 5/8-11 5/8-11
x 2.25 2.5
32
G4Q2B 32G4Q2P
2-11
2.00 4.50 5.28 2.000 1.46 0.781 2.56 3.35 3/4-10 3/4-10
x 2.75 2.0
G4Q
BSPP Port Block Adapter
BSPP Port / Code 61 or 62
Block Flange or Pad
To receive mounting hardware with flange, insert a “K” after the material designator. Mounting hardware kits are avail-
able for O-ring Face part numbers and include 4 bolts, 4 lock washers and an O-ring.
Flat Face
O-ring Face
link
link
link
link
link