Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
D11
4300 Catalog
Ferulok
®
Flareless Bite Type Fittings
Dimensions and pressures for reference only, subject to change.
C5BU
Straight Thread Elbow
Flareless / SAE-ORB
SAE 080220
* Y – Across wrench flats
EBU
Union Elbow
Flareless / Flareless
SAE 080201
WEBU
Bulkhead Union Elbow
Flareless / Flareless Bulkhead
* Y – Across wrench flats.
W** – Bulkhead pilot dia. recommended
clearance hole is +.015 over W dia.
* Y – Across wrench flats
TUBE
FITTING
PART #
END SIZE
M
(in.)
Y
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
2 EBU
1/8 1/8 0.78 7/16 5.0
4 EBU
1/4 1/4 0.89 7/16 5.0 5.0
5 EBU
5/16 5/16 0.95 9/16 5.0
6 EBU
3/8 3/8 1.05 9/16 5.0 5.0
8 EBU
1/2 1/2 1.25 3/4 5.0 5.0
10 EBU
5/8 5/8 1.42 7/8 4.5 4.5
12 EBU
3/4 3/4 1.58 1 1/16 4.0 4.0
14 EBU
7/8 7/8 1.66 1 5/16 3.0
16 EBU
1
1 1.73 1 5/16 3.0 3.0
20 EBU
1 1/4 1 1/4 1.89 1 5/8 2.5
24 EBU
1 1/2 1 1/2 2.02 1 7/8 2.0 2.0
32 EBU
2
2 2.45 2 1/2 1.5
TUBE
FITTING
PART #
END SIZE
I2
(in.)
M3
(in.)
M4
(in.)
W
DIA
(in.)
Y
(in.)
Max.
Bulkhead
Thickness
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
6 WEBU
3/8 3/8 0.98 1.08 1.7 0.56 9/16 0.26
5.0
8 WEBU
1/2 1/2 1.12 1.33 1.97 0.75 3/4 0.30
5.0
C6BU
Swivel Nut Elbow
Flareless / Flareless Swivel
SAE 080221
* Y – Across wrench flats
TUBE
FITTING
PART #
END SIZE
M
(in.)
M5
(in.)
Y
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
4 C6BU
1/4
1/4 0.89 1.00 7/16 5.0 5.0
6 C6BU
3/8
3/8 1.05 1.25 9/16 5.0 5.0
8 C6BU
1/2
1/2 1.25 1.38 3/4 5.0 5.0
10 C6BU
5/8
5/8 1.42 1.62 7/8 4.5
12 C6BU
3/4
3/4 1.58 1.75 1 1/16 4.0 4.0
16 C6BU
1
1 1.73 2.00 1 5/16 3.0
20 C6BU
1 1/4 1 1/4 1.89 2.31 1 5/8 2.5
TUBE
FITTING
PART #
END SIZE
M
(in.)
M7
(in.)
Y
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
UN/UNF-2A
-S -SS
3 C5BU
3/16 3/8-24 0.84 0.94 7/16 5.0 5.0
4 C5BU
1/4 7/16-20 0.89 1.03 7/16 5.0 5.0
5 C5BU
5/16 1/2-20 0.95 1.13 9/16 5.0 5.0
6 C5BU
3/8 9/16-18 1.05 1.25 9/16 5.0 5.0
6-8 C5BU
3/8 3/4-16 1.14 1.45 3/4 5.0
8 C5BU
1/2 3/4-16 1.25 1.45 3/4 5.0 5.0
8-6 C5BU
1/2 9/16-18 1.27 1.33 3/4 5.0
8-10 C5BU
1/2 7/8-14 1.34 1.70 7/8 4.5
8-12 C5BU
1/2 1 1/16-12 1.43 1.94 1 1/16 4.0
10 C5BU
5/8 7/8-14 1.42 1.70 7/8 4.5 4.5
12 C5BU
3/4 1 1/16-12 1.58 1.94 1 1/16 4.0 4.0
12-8 C5BU
3/4 3/4-16 1.58 1.63 1 1/16 4.0
12-10 C5BU
3/4 7/8-14 1.58 1.78 1 1/16 4.0
12-16 C5BU
3/4 1 5/16-12 1.73 2.05 1 5/16
16 C5BU
1 1 5/16-12 1.73 2.05 1 5/16 3.0 3.0
16-12 C5BU
1 1 1/16-12 1.73 2.05 1 5/16 3.0
20 C5BU
1 1/4 1 5/8-12 1.89 2.25 1 5/8 2.5
24 C5BU
1 1/2 1 7/8-12 2.02 2.39 1 7/8 2.0 2.0
32 C5BU
2 2 1/2-12 2.45 2.89 2 1/2 1.5