L21
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
4300
Catalog
Hydraulic Flanges and Components
and Dual Seal Flanges
Dimensions and pressures for reference only, subject to change.
TUBE FITTING
PART #
TUBE
O.D.
(
in.)
FLANGE
SIZE
(
in.)
A
(
in.)
B
(
in.)
D
(
in.)
J
(
in.)
K
DRILL
DIA.
(
in.)
L
(
in.)
S
(
in.)
T
THREAD
UNC-2B
MOUNTING
HARDWARE
Dynamic
Pressure
(
x 1,000 PSI)
O-RING FACE FLAT FACE
SHCS SX SS
FLAT WELD SOCKET,TUBE / CODE 61 BLOCK FLANGE OR PAD
12
W4Q1B 12W4Q1P
3/4 0.75 2.06 2.56 0.625 0.560 0.406 0.750 0.752 3/8-16 3/8-16
x 1.50 5.0
16-12
W4Q1B 16-12W4Q1P
1 0.75 2.06 2.56 0.750 0.560 0.406 0.750 1.002 3/8-16 3/8-16
x 1.50 5.0
16
W4Q1B 16W4Q1P
1 1.00 2.31 2.75 0.875 0.630 0.406 0.880 1.002 3/8-16 3/8-16
x 1.75 5.0
20-16
W4Q1B 20-16W4Q1P
1 1/4 1.00 2.31 2.75 1.000 0.630 0.406 0.880 1.252 3/8-16 3/8-16
x 1.75 5.0
20
W4Q1B 20W4Q1P
1 1/4 1.25 2.88 3.12 1.125 0.690 0.469 0.940 1.252 7/16-14 7/16-14
x 1.75 4.0
24-20
W4Q1B 24-20W4Q1P
1 1/2 1.25 2.88 3.12 1.250 0.690 0.469 0.940 1.502 7/16-14 7/16-14
x 1.75 4.0
24
W4Q1B 24W4Q1P
1 1/2 1.50 3.25 3.69 1.375 0.750 0.531 1.190 1.502 1/2-13 1/2-13
x 2.25 3.0
28-24
W4Q1B 28-24W4Q1P
1 3/4 1.50 3.25 3.69 1.500 0.750 0.531 1.190 1.752 1/2-13 1/2-13
x 2.25 3.0
32
W4Q1B 32W4Q1P
2 2.00 3.81 4.00 1.875 0.875 0.531 1.375 2.002 1/2-13 1/2-13
x 2.50 3.0
36-32
W4Q1B 36-32W4Q1P
2 1/4 2.00 3.81 4.00 2.000 0.875 0.531 1.375 2.252 1/2-13 1/2-13
x 2.50 3.0
FLAT WELD SOCKET,TUBE / CODE 62 BLOCK FLANGE OR PAD
12
W4Q2B 12W4Q2P
3/4 0.75 2.38 2.81 0.625 0.560 0.406 1.250 0.752 3/8-16 3/8-16
x 2.00 6.0
16-12
W4Q2B 16-12W4Q2P
1 0.75 2.38 2.81 0.750 0.560 0.406 1.250 1.002 3/8-16 3/8-16
x 2.00 6.0
16
W4Q2B 16W4Q2P
1 1.00 2.75 3.19 0.875 0.630 0.469 1.500 1.002 7/16-14 7/16-14
x 2.25 6.0
20-16
W4Q2B 20-16W4Q2P
1 1/4 1.00 2.75 3.19 1.000 0.630 0.469 1.500 1.252 7/16-14 7/16-14
x 2.25 6.0
20
W4Q2B 20W4Q2P
1 1/4 1.25 3.06 3.75 1.125 0.690 0.531 1.500 1.252 1/2-13 1/2-13
x 2.50 6.0
24-20
W4Q2B 24-20W4Q2P
1 1/5 1.25 3.06 3.75 1.250 0.690 0.531 1.500 1.502 1/2-13 1/2-13
x 2.50 6.0
24
W4Q2B 24W4Q2P
1 1/2 1.50 3.75 4.44 1.375 0.750 0.656 1.750 1.502 5/8-11 5/8-11
x 2.75 6.0
28-24
W4Q2B 28-24W4Q2P
1 3/4 1.50 3.75 4.44 1.500 0.750 0.656 1.750 1.752 5/8-11 5/8-11
x 2.75 6.0
32
W4Q2B1
1
32
W4Q2P1
1
2 2.00 4.50 5.25 1.875 0.875 0.781 1.750 2.002 3/4-10 3/4-10
x 3.00 6.0
36-32
W4Q2B1
1
36-32
W4Q2P1
1
2 1/4 2.00 4.50 5.25 2.000 0.875 0.781 1.750 2.252 3/4-10 3/4-10
x 3.00 6.0
W4Q
Flat Weld Socket Block Connector, Tube
Flat Weld Socket, Tube / Code 61 or 62
Block Flange or Pad
Flat Face
O-ring Face
1)
Not covered in SAE J518.
To receive mounting hardware with flange, insert a âKâ 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.