Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
I8
Catalog 3501E
Hose Barb Fittings
L
D
M
C HEX
W
H
D
C HEX
L
M
D O.D.
C
L
M
C HEX
D O.D.
L
M
D
Hex
L
M
D
Hex
Beaded Hose Barb
to Male Pipe 68HB
Part
No.
i.d. hose
size
pipe
thread
c
hex
l
m
flow
dia.d
68
HB-6-6
3/8
3/8
11/16
1.53
.78
.281
68
HB-8-4
1/2
1/4
5/8
1.56
.78
.375
68
HB-8-6
1/2
3/8
11/16
1.53
.78
.406
68
HB-8-8
1/2
1/2
7/8
1.73
.78
.406
68
HB-10-6
5/8
3/8
3/4
1.62
.88
.501
68
HB-10-8
5/8
1/2
7/8
1.92
.88
.501
68
HB-12-8
3/4
1/2
7/8
1.98
.88
.564
68
HB-12-12
3/4
3/4
1 1/16
2.04
.97
.625
68
HB-16-12
1
3/4
1 1/8
2.12
1.00
.750
68
HB-16-16
1
1
1.38
2.31
1.00
.812
Beaded Hose Barb to
SAE Straight Thread
685
HB
Part
No.
i.d. hose
size
Straight
thread
c
hex
l
m flow
dia.d
685
HB-4-4
1/4
7/16-20 9/16
1.40
.78
.18
685
HB-6-4
3/8
7/16-20 9/16
1.39
.78
.18
685
HB-8-8
1/2
3/4-16
7/8
1.48
.78
.40
685
HB-10-8
5/8
3/4-16
7/8
1.56
.78
.40
685
HB-12-8
3/4
3/4-16
7/8
1.75
.97
.40
685
HB-12-12
3/4
1 1/16-12 1 1/4
1.82
.97
.62
685
HB-16-8
1
3/4-16
1 1/8
1.79
.97
.40
685
HB-16-12
1
1 1/16-12 1 1/4
1.99
.97
.62
Note: Fluorocarbon o-ring is standard
Hose Barb to Metric
Adaptor 68HB-X-MIX
Part
Number
i.d. hose
size
Metric
Thread
HEX
L
M
D
68
HB-6-MI12
3/8
M12 x 1.5 11/16
1.50
.78
.24
68
HB-6-MI14
3/8
M14 1.5
3/4
1.51
.78
.29
68
HB-8-MI12
1/2
M12 x 1.5 11/16
1.50
.78
.24
Note: Fluorocarbon o-ring is standard
Stainless Steel Worm
Drive Clamp 97HC
Part
No.
D
max.
d
min.
c
hex
h
max.
w
97
HC-3
.62
.25
.25
1.00
.31
97
HC-6
.87
.38
.31
1.40
.50
97
HC-8
1.00
.44
.31
1.53
.50
97
HC-12
1.25
.50
.31
1.80
.50
Hose Mender 122HBL
Part
No.
i.d. hose
size
c
dia.
l
m
o.d.
flow
dia. d
122
HB-3
3/16
5/16
1.44
.69
.227
.125
122
HBL-4
1/4
3/8
2.00
.97
.290
.187
122
HBL-5
5/16
7/16
2.00
.97
.353
.250
122
HBL-6
3/8
1/2
2.00
.97
.415
.281
122
HBL-8
1/2
5/8
2.00
.97
.530
.375
122
HBL-12
3/4
7/8
2.00
.97
.790
.562
Hose Barb to Male
Pipe 125HB
Part
No.
i.d.
hose
size
pipe
thread
c
hex
l
m o.d.
flow
dia. d
125
HB-2-2 1/8
1/8
7/16
1.07
.50
.185
.093
125
HB-3-2 3/16
1/8
7/16
1.25
.69
.227
.125
125
HB-3-4 3/16
1/4
9/16
1.44
.69
.227
.125
Hose Barb to Male
Pipe 125HBL
Part
No.
i.d.
hose
size
pipe
thread
c
hex
l
m o.d.
flow
dia. d
125
HBL-4-2
1/4
1/8
7/16
1.54
.97
.290 .187
125
HBL-4-4
1/4
1/4
9/16
1.72
.97
.290 .187
125
HBL-4-6
1/4
3/8
11/16 1.77
.97
.290 .187
125
HBL-5-2
5/16
1/8
7/16
1.54
.97
.353 .250
125
HBL-5-4
5/16
1/4
9/16
1.72
.97
.353 .250
125
HBL-5-6
5/16
3/8
11/16 1.77
.97
.353 .250
125
HBL-6-2
3/8
1/8
7/16
1.54
.97
.415 .281
125
HBL-6-4
3/8
1/4
9/16
1.72
.97
.415 .281
125
HBL-6-6
3/8
3/8
11/16 1.77
.97
.415 .281
125
HBL-6-8
3/8
1/2
7/8
1.97
.97
.415 .281
125
HBL-8-4
1/2
1/4
9/16
1.72
.97
.530 .375
125
HBL-8-6
1/2
3/8
11/16 1.77
.97
.530 .375
125
HBL-8-8
1/2
1/2
7/8
1.97
.97
.530 .375
125
HBL-8-12
1/2
3/4 1-1/16 1.98
.97
.530 .375
125
HBL-10-6
5/8
3/8
11/16 1.77
.97
.645 .468
125
HBL-10-8
5/8
1/2
7/8
1.97
.97
.645 .468
125
HBL-10-12 5/8
3/4 1-1/16 1.98
.97
.645 .468
125
HBL-12-8
3/4
1/2
7/8
1.97
.97
.790 .562
125
HBL-12-12 3/4
3/4 1-1/16 1.98
.97
.790 .562
125
HBL-16-12
1
3/4 1-1/16 2.18
1.17
1.02
.750
125
HBL-16-16
1
1
1-3/8 2.36
1.17
1.02
.875
L
M
C HEX
D O.D.