Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
LIQUIfit Fittings
5
6340 -
Union Y Connector
Fractional Inch Tube-to-Tube
PART NUMBER
NOM
TUBE
O.D.
H
IN
K
IN
L
IN
N
IN
6340 04 00
WP2
5/32
.69
.33
1.18
.35
6340 56 00
WP2
1/4
.87
.43
1.42
.45
6340 08 00
WP2
5/16
1.10
.53
1.75
.57
6340 60 00
WP2
3/8
1.30
.63
2.08
.67
6340 62 00
WP2
1/2
1.77
.87
2.64
.91
Metric Tube-to-Tube
PART NUMBER
NOM
TUBE
O.D.
H
MM
K
MM
L
MM
N
MM
6340 04 00
WP2
4
17.5
8.5
30
9
6340 06 00
WP2
6
21.5
10.5
36.5
11
6340 08 00
WP2
8
28
13.5
44.5
14.5
6340 10 00
WP2
10
33
16
53
17
6340 12 00
WP2
12
39
19
60.5
20
6304 -
Union Tee
Fractional Inch Tube-to-Tube (Equal)
PART NUMBER
TUBE
O.D.
G
IN
H
IN
L2
IN
6304 04 00
WP2
5/32
.33
.79
.61
6304 56 00
WP2
1/4
.43
.94
.71
6304 08 00
WP2
5/16
.53
1.14
.89
6304 60 00
WP2
3/8
.63
1.34
1.02
6304 62 00
WP2
1/2
.87
1.85
1.42
Metric Tube-to-Tube (Equal)
PART NUMBER
TUBE
O.D.
G
MM
H
MM
L2
MM
6304 04 00
WP2
4
8.5
20
15.5
6304 06 00
WP2
6
10.5
23
18
6304 08 00
WP2
8
13.5
29
22.5
6304 10 00
WP2
10
16
34.5
26.5
6304 12 00
WP2
12
19
40
31
Fractional Inch Tube-to-Tube (Unequal)
PART NUMBER
TUBE
O.D. 1
TUBE
O.D. 2
G
IN
L
IN
L2
IN
6304 60 56
WP2
3/8
1/4
.63
1.34
1.02
6304 62 60
WP2
1/2
3/8
.87
1.85
1.42
ØG
ØD
ØD
ØD
H
L2
L2
O. .2
6388 -
Plug-in Tee
Fractional Inch Tube-to-Stem
PART NUMBER
TUBE
O.D. 1
STEM
O.D. 2
G
IN
H
IN
H1
IN
H2
IN
L2
IN
6388 56 00
WP2
1/4
1/4
.43 1.20 .43 .79 .71
6388 08 00
WP2
5/16
5/16
.53 1.32 .31 .85 .90
6388 60 00
WP2
3/8
3/8
.63 1.65 .49 .98 .98
6388 62 00
WP2
1/2
1/2
.87 2.01 .51 1.14 1.26
Metric Tube to Tube-to-Stem
PART NUMBER
TUBE
O.D. 1
STEM
O.D. 2
G
MM
H
MM
H1
MM
H2
MM
L2
MM
6388 04 00
WP2
4
4
8.5
25
6 15.5 15
6388 06 00
WP2
6
6
10.5 28.5
7
17 16
6388 08 00
WP2
8
8
13.5 33.5
8 21.5 23
6388 10 00
WP2
10
10
16
41
9.5 24.5 26.5
6302 -
Union Elbow
Fractional Inch Tube-to-Tube (Equal)
PART NUMBER
TUBE
O.D.
G
IN
L
IN
6302 04 00
WP2
5/32
.33
.75
6302 56 00
WP2
1/4
.43
.94
6302 08 00
WP2
5/16
.53
1.16
6302 60 00
WP2
3/8
.63
1.34
6302 62 00
WP2
1/2
.87
1.83
Metric Tube-to-Tube (Equal)
PART NUMBER
TUBE
O.D.
G
MM
L
MM
6302 04 00
WP2
4
8.5
19.5
6302 06 00
WP2
6
10.5
24
6302 08 00
WP2
8
13.5
29.5
6302 10 00
WP2
10
16
34.5
6302 12 00
WP2
12
19
40.5
Fractional Inch Tube-to-Tube (Unequal)
PART NUMBER
TUBE
O.D. 1
TUBE
O.D. 2
G
IN
L
IN
6302 56 08
WP2
1/4
5/16
.53
1.16
6302 08 60
WP2
5/16
3/8
.63
1.34
6302 56 60
WP2
1/4
3/8
.63
1.30
6302 60 62
WP2
3/8
1/2
.87
1.83
Metric Tube-to-Tube (Unequal)
PART NUMBER
TUBE
O.D. 1
TUBE
O.D. 2
G
MM
L
MM
6302 04 06
WP2
4
6
10.5
24
6302 06 08
WP2
6
8
13.5
29.5
6302 08 10
WP2
8
10
16
34.5
6302 10 12
WP2
10
12
19
40.5