Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
LIQUIfit Fittings
8
6351 -
End Stop
Fractional Inch Tube
PART NUMBER
TUBE
O.D.
G
IN
H
IN
6351 04 00
WP2
5/32
.33
.59
6351 56 00
WP2
1/4
.43
.63
6351 08 00
WP2
5/16
.53
.85
6351 60 00
WP2
3/8
.63
.88
Metric Tube
PART NUMBER
TUBE
O.D.
G
MM
H
MM
6351 04 00
WP2
4
8.5
15
6351 06 00
WP2
6
10.5
17
6351 08 00
WP2
8
13.5
21.5
6351 10 00
WP2
10
16
22
6351 12 00
WP2
12
19
27.5
H
ØD
ØG
6322 -
Stem Hose Barb
Fractional Inch Tube-to-Stem
PART NUMBER
STEM
O.D.
HOSE
BARB
L
IN
L1
IN
L2
IN
6322 56 56
WP2
1/4
1/4
1.65
1.00
.67
6322 60 56
WP2
3/8
1/4
1.97
1.16
.87
6322 60 08
WP2
3/8
5/16
1.97
1.16
.87
6322 60 60
WP2
3/8
3/8
1.97
1.16
.87
6322 62 60
WP2
1/2
3/8
2.05
1.30
1.07
Metric Tube-to-Stem
PART NUMBER
STEM
O.D.
HOSE
BARB
L
IN
L1
IN
L2
IN
6322 06 00
WP2
6
4
37.0
25.0
17
6322 08 00
WP2
8
6
39.5
21.0
17
6322 10 00
WP2
10
7
50.0
29.5
22
Ø D1
Ø D2
Ø D3
L
L1
L2
6508 -
Swivel Branch Tee
Fractional Inch Tube-to-NPTF
PART NUMBER
NOM
TUBE
O.D.
NPTF
THREAD
SIZE
F
IN
G
IN
H
IN
L
IN
6508 56 11
WP2
1/4
1/8
1/2
.43
1.10
.71
6508 56 14
WP2
1/4
1/4
9/16
.43
1.10
.71
6508 56 18
WP2
1/4
3/8
3/4
.43
1.10
.71
6508 60 14
WP2
3/8
1/4
3/4
.63
1.50 1.02
6508 60 18
WP2
3/8
3/8
3/4
.63
1.50 1.02
6508 62 18
WP2
1/2
3/8
15/16 .87
1.97 1.40
6508 62 22
WP2
1/2
1/2
15/16 .87
2.00 1.40
Metric Tube-to-BSPT
PART NUMBER
NOM
TUBE
O.D.
BSPT
THREAD
SIZE
F
MM
G
MM
H
MM
L
MM
6508 06 10
WP2
6
R1/8
13
10.5
28
18
6508 06 13
WP2
6
R1/4
14
10.5
28
18
6508 06 17
WP2
6
R3/8
17
10.5
28
18
6508 08 10
WP2
8
R1/8
19
13.5
34
23
6508 08 13
WP2
8
R1/4
19
13.5
34
23
6508 08 17
WP2
8
R3/8
19
13.5
34
23
6508 10 13
WP2
10
R1/4
19
16
38
26.5
6508 10 17
WP2
10
R3/8
19
16
38
26.5
6508 10 21
WP2
10
R1/2
19
16
38
26.5
6508 12 17
WP2
12
R3/8
22
19
44
31
6508 12 21
WP2
12
R1/2
22
19
44
31
L2
L2
C
H
ØD
ØG
F
6326 -
Plug
Fractional Inch Plug-to-Tube
PART NUMBER
STEM
O.D.
L
IN
L1
IN
6326 56 00
WP2
1/4
1.44
.87
6326 08 00
WP2
5/16
1.38
.69
6326 60 00
WP2
3/8
1.67
.87
6326 62 00
WP2
1/2
1.91
.85
Metric Plug-to-Tube
PART NUMBER
STEM
O.D.
L
MM
L1
MM
6326 04 00
WP2
4
30
15.5
6326 06 00
WP2
6
33
16.5
6326 08 00
WP2
8
33
17.5
6326 10 00
WP2
10
42
21.0
6326 12 00
WP2
12
45
22.0
L1
L
Ø G
Ø D
6548 -
Swivel Y Connector
Fractional Inch Tube-to-NPTF
PART NUMBER
NOM
TUBE
O.D.
NPTF
THREAD
SIZE
C
HEX
IN
L
IN
H
IN
N
IN
6548 56 11
WP2
1/4
1/8
1/2
1.59
.88
.45
6548 56 14
WP2
1/4
1/4
1/2
1.59
.88
.45
6548 56 18
WP2
1/4
3/8
3/4
1.62
.88
.45
6548 60 14
WP2
3/8
1/4
3/4
2.24
1.30
.66
6548 60 18
WP2
3/8
3/8
3/4
2.24
1.30
.66
6548 62 18
WP2
1/2
3/8
15/16
2.8
1.78
.91
6548 62 22
WP2
1/2
1/2
15/16
2.84
1.78
.91