Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
C11
4300
Catalog
Ferulok
®
Flareless Bite Type Fittings
Dimensions and pressures for reference only, subject to change.
CC5BU
Straight Thread Elbow
Flareless / SAE-ORB Long
*
Y – Across wrench flats
DBU
Female Elbow
Flareless / NPTF
SAE 080203
CBU
Male Elbow
Flareless / NPTF
SAE 080202
*
Y – Across wrench flats
*
Y1 – Across wrench flats
TUBE
FITTING
PART #
END SIZE
M
(
in.)
M7
(
in.)
Y
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
UN/UNF-2A
-
S -SS
4
CC5BU
1/4 7/16 - 20 0.89 1.43 7/16 5.0 5.0
6
CC5BU
3/8 9/16 - 18 1.05 1.72 9/16 5.0 5.0
8
CC5BU
1/2 3/4 - 16 1.25 2.02 3/4 5.0 5.0
10
CC5BU
5/8 7/8 - 14 1.42 2.39 7/8 4.5 4.5
12
CC5BU
3/4 1 1/16 - 12 1.58 2.69 1 1/16 4.0 4.0
16
CC5BU
1 1 5/16 - 12 1.73 3.13 1 5/16 3.0 3.0
TUBE
FITTING
PART #
END SIZE
M
(
in.)
N
(
in.)
Y
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
NPTF
-
S -SS
2
CBU
1/8 1/8 - 27 0.77 0.72 7/16 5.0 5.0
3
CBU
3/16 1/8 - 27 0.83 0.72 7/16 5.0 5.0
4
CBU
1/4 1/8 - 27 0.89 0.78 7/16 5.0 5.0
4-4
CBU
1/4 1/4 - 18 1.03 1.09 9/16 5.0 5.0
4-6
CBU
1/4 3/8 - 18 1.12 1.22 3/4 5.0 5.0
5
CBU
5/16 1/8 - 27 0.95 0.81 9/16 5.0 5.0
5-4
CBU
5/16 1/4 - 18 1.03 1.09 9/16 5.0 5.0
6
CBU
3/8 1/4 - 18 1.05 1.09 9/16 5.0 5.0
6-2
CBU
3/8 1/8 - 27 1.05 0.90 9/16 5.0 5.0
6-6
CBU
3/8 3/8 - 18 1.14 1.22 3/4 5.0 5.0
6-8
CBU
3/8 1/2 - 14 1.24 1.47 7/8 5.0 5.0
8
CBU
1/2 3/8 - 18 1.25 1.22 3/4 5.0 5.0
8-4
CBU
1/2 1/4 - 18 1.25 1.16 3/4 5.0 5.0
8-8
CBU
1/2 1/2 - 14 1.35 1.47 7/8 5.0 5.0
8-12
CBU
1/2 3/4 - 14 1.43 1.59 1 1/16 4.0 4.0
10
CBU
5/8 1/2 - 14 1.42 1.47 7/8 4.5 4.5
10-6
CBU
5/8 3/8 - 18 1.42 1.28 7/8 4.5 4.5
12
CBU
3/4 3/4 - 14 1.58 1.59 1 1/16 4.0 4.0
12-8
CBU
3/4 1/2 - 14 1.58 1.59 1 1/16 4.0 4.0
14
CBU
7/8 3/4 - 14 1.66 1.69 1 5/16 3.0 3.0
16
CBU
1 1 - 11 1/2 1.73 1.97 1 5/16 3.0 3.0
16-12
CBU
1
3/4 - 14 1.73 1.78 1 5/16 3.0 3.0
20
CBU
1 1/4 1 1/4 - 11 1/2 1.89 2.38 1 5/8 2.5 2.5
24
CBU
1 1/2 1 1/2 - 11 1/2 2.02 2.64 1 7/8 2.5 2.5
32
CBU
2 2 - 11 1/2 2.45 3.00 2 1/2 2.0 2.0
TUBE
FITTING
PART #
END SIZE
M1
(
in.)
N1
(
in.)
Y1
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
NPTF
-
S -SS
4
DBU
1/4 1/8 - 27 0.89 0.66 9/16 5.0 5.0
4-4
DBU
1/4 1/4 - 18 1.03 0.88 3/4 5.0 5.0
5
DBU
5/16 1/8 - 27 0.95 0.66 9/16 5.0 5.0
6
DBU
3/8 1/4 - 18 1.05 0.88 3/4 5.0 5.0
6-6
DBU
3/8 3/8 - 18 1.13 1.02 7/8 4.5 4.5
8
DBU
1/2 3/8 - 18 1.23 1.02 7/8 3.0 3.0
8-4
DBU
1/2 1/4 - 18 1.23 0.88 3/4 5.0 5.0
8-8
DBU
1/2 1/2 - 14 1.34 1.23 1 1/16 3.0 3.0
10
DBU
5/8 1/2 - 14 1.42 1.23 1 1/16 3.0 3.0
12
DBU
3/4 3/4 - 14 1.58 1.36 1 5/16 3.0 3.0
14
DBU
7/8 3/4 - 14 1.62 1.42 1 5/16 3.0 3.0
16
DBU
1 1 - 11 1/2 1.73 1.63 1 5/8 1.7 1.7
20
DBU
1 1/4 1 1/4 - 11 1/2 2.08 1.70 1 7/8 1.5 1.5
24
DBU
1 1/2 1 1/2 - 11 1/2 2.58 2.08 2 1/2 1.0 1.0
All “CBU” fittings include a 30° chamfer for sealing with NPSM swivel type
fittings (steel only).