Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
L4
4300 Catalog
Conversion Adapters
Dimensions and pressures for reference only, subject to change.
XHBU
Union Adapter
SAE Flareless / 37° Flare
XHBU2
Bulkhead Union Adapter
SAE Flareless Bulkhead /
37° Flare
BUHLO
Ferulok Male Adapter
ORFS / SAE Flareless
LOHU86
EO Swivel Adapter
24° Flareless Metric
Swivel (EO) / ORFS
*W – Bulkhead pilot dia. rec-
ommended clearance hole is
+.015 over W dia.
TUBE
FITTING
PART #
END SIZE
C4
HEX
(in.)
L
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
6 BUHLO
3/8 3/8
3/4
1.25 6.0
8 BUHLO
1/2 1/2
7/8
1.45 5.0
10 BUHLO
5/8 5/8 1 1/16
1.70 5.0
12 BUHLO
3/4 3/4
1 1/4
1.88 4.5
16 BUHLO
1
1
1 1/2
1.94 4.0
TUBE
FITTING
PART #
END SIZE
C4
HEX
(in.)
L2
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
EO Swivel
2
(in.)
-S -SS
L Series
4 -6L LOHU86
6L
1/4
5/8
1.32 4.5
4-8L LOHU86
8L
1/4
5/8
1.32
6-10L LOHU86
10L 3/8
3/4
1.44 4.5
8-12L LOHU86
12L 1/2
7/8
1.53 4.5
10-15L LOHU86
15L 5/8 1 1/16 1.82 4.5
12-18L LOHU86
18L 3/4 1 1/4 1.89 4.5
16-22L LOHU86
22L
1
1 1/2 2.08 2.5
S Series
4-6S LOHU86
6S 1/4
5/8
1.32 9.2
4-8S LOHU86
8S 1/4
5/8
1.34 9.2
6-10S LOHU86
10S 3/8
3/4
1.44 9.2
8-12S LOHU86
12S 1/2
7/8
1.59 9.2
10-14S LOHU86
14S 5/8 1 1/16 1.84 9.2
10-16S LOHU86
16S 5/8 1 1/16 1.84 5.8
12-20S LOHU86
20S 3/4 1 1/4 2.05 5.8
16-25S LOHU86
25S 1
1 1/2 2.15 5.8
TUBE
FITTING
PART #
END SIZE
C2
HEX
(in.)
I1
(in.)
L1
(in.)
W
(in.)
Max.
Bulkhead
Thickness
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
4 XHBU2
1/4 1/4 11/16 1.13 1.94 0.44 0.38
5.0 7.7
6 XHBU2
3/8 3/8 13/16 1.17 2.08 0.56 0.40
5.0 7.7
8 XHBU2
1/2 1/2 1 1.31 2.31 0.75 0.40
5.0 7.7
10 XHBU2
5/8 5/8 1 1/8 1.45 2.56 0.88 0.37
5.0
12 XHBU2
3/4 3/4 1 3/8 1.56 2.94 1.06 0.43
4.5
16 XHBU2
1 1 1 5/8 1.56 2.95 1.31 0.43
4.0
TUBE
FITTING
PART #
END SIZE
C
HEX
(in.)
L
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
4 XHBU
1/4 1/4 1/2 1.19 5.0 7.7
6 XHBU
3/8 3/8 5/8 1.28 5.0 7.7
8 XHBU
1/2 1/2 13/16 1.47 5.0 7.7
10 XHBU
5/8 5/8 15/16 1.69 5.0 6.0
12 XHBU
3/4 3/4 1 1/8 1.94 4.5 6.0
16 XHBU
1
1 1 5/8 1.97 4.0
20 XHBU
1 1/4 1 1/4 1 3/4 2.00 3.0
24 XHBU
1 1/2 1 1/2 2 1/8 2.16 2.0