B15
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
4300
Catalog
Triple-Lok
®
and Triple-Lok
®
2
37
° Flare Tube Fittings
Dimensions and pressures for reference only, subject to change.
TUBE
FITTING
PART #
END SIZE
C1
HEX
(
in.)
L2
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
NPTF
-
S -SS -B
2
GTX
1/8
1/8 - 27 9/16 1.12 6.0 6.0 3.3
3
GTX
3/16
1/8 - 27 9/16 1.13 6.0 6.0 3.3
4
GTX
1/4
1/8 - 27 9/16 1.19 6.0 6.0 3.3
4-4
GTX
1/4
1/4 - 18
3/4 1.39 6.0 6.0 3.3
4-6
GTX
1/4
3/8 - 18
7/8 1.45 6.0 6.0 3.3
4-8
GTX
1/4
1/2 - 14 1 1/8 1.68 6.0 6.0 3.3
5
GTX
5/16
1/8 - 27 9/16 1.17 6.0 6.0 3.3
5-4
GTX
5/16
1/4 - 18
3/4 1.39 6.0 6.0 3.3
6
GTX
3/8
1/4 - 18
3/4 1.40 6.0 6.0 3.3
6-2
GTX
3/8
1/8 - 27
5/8 1.19 6.0 6.0 3.3
6-6
GTX
3/8
3/8 - 18
7/8 1.46 6.0 6.0 3.3
6-8
GTX
3/8
1/2 - 14 1 1/8 1.69 5.0 5.0 3.3
8
GTX
1/2
3/8 - 18
7/8 1.56 6.0 6.0 3.3
8-4
GTX
1/2
1/4 - 18 13/16 1.55 6.0 6.0 3.3
8-8
GTX
1/2
1/2 - 14 1 1/8 1.79 5.0 5.0 3.3
8-12
GTX
1/2
3/4 - 14 1 3/8 1.85 4.0 4.0 2.6
10
GTX
5/8
1/2 - 14 1 1/8 1.89 5.0 5.0 3.3
10-12
GTX
5/8
3/4 - 14 1 3/8 1.95 4.0 4.0 2.6
12
GTX
3/4
3/4 - 14 1 3/8 2.06 4.0 4.0 2.6
12-8
GTX
3/4
1/2 - 14 1 1/8 2.05 5.0 5.0 2.6
12-16
GTX
3/4
1 - 11 1/2 1 5/8 2.30 3.0 3.0 2.0
14
GTX
7/8
3/4 - 14 1 3/8 2.06 4.0 4.0 2.6
16
GTX
1
1 - 11 1/2 1 5/8 2.35 3.0 3.0 2.0
16-12
GTX
1
3/4 - 14 1 3/8 2.13 4.0 4.0 2.6
16-20
GTX
1 1 1/4 - 11 1/2 2 2.44 2.5 2.5 1.6
20
GTX
1 1/4 1 1/4 - 11 1/2 2 2.49 2.5 2.5 1.6
20-16
GTX
1 1/4 1 - 11 1/2 1 3/4 2.47 3.0 3.0 2.0
24
GTX
1 1/2 1 1/2 - 11 1/2 2 3/8 2.62 2.0 2.0 1.3
32
GTX
2
2 - 11 1/2 2 7/8 2.97 1.5 1.5 1.0
TUBE
FITTING
PART #
END SIZE
C
(
in.)
L
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
NPTF
-
S -SS -B
4
FFTX
1/4 1/8 - 27 1/2
1.81 6.0 6.0 3.3
4-4
FFTX
1/4 1/4 - 18 9/16 2.25 6.0 6.0 3.3
6
FFTX
3/8 1/4 - 18 5/8
2.25 6.0 6.0 3.3
6-6
FFTX
3/8 3/8 - 18 3/4
2.50 6.0 6.0 3.3
8
FFTX
1/2 3/8 - 18 13/16 2.75 6.0 6.0 3.3
8-8
FFTX
1/2 1/2 - 14 15/16 2.80 6.0 6.0 3.3
10
FFTX
5/8 1/2 - 14 15/16 3.12 5.0 5.0 3.3
12
FFTX
3/4 3/4 - 14 1 1/8 3.50 5.0 5.0 2.6
TUBE
FITTING
PART #
END SIZE
C
HEX
(
in.)
L
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
NPTF
-
S -SS -B D
2
FTX
1/8 1/8 - 27 7/16 1.11 6.0 6.0 3.3 3.0
3
FTX
3/16 1/8 - 27 7/16 1.14 6.0 6.0 3.3 3.0
4
FTX
1/4 1/8 - 27
1/2 1.22 6.0 6.0 3.3 3.0
4-4
FTX
1/4 1/4 - 18 9/16 1.42 6.0 6.0 3.3 3.0
4-6
FTX
1/4 3/8 - 18
3/4 1.44 6.0 6.0 3.3 3.0
4-8
FTX
1/4 1/2 - 14
7/8 1.69 6.0 6.0 3.3 3.0
5
FTX
5/16 1/8 - 27 9/16 1.22 6.0 6.0 3.3 3.0
5-4
FTX
5/16 1/4 - 18 9/16 1.42 6.0 6.0 3.3 3.0
5-6
FTX
5/16 3/8 - 18
3/4 1.44 6.0 6.0 3.3 3.0
6
FTX
3/8 1/4 - 18
5/8 1.43 6.0 6.0 3.3 3.0
6-2
FTX
3/8 1/8 - 27
5/8 1.24 6.0 6.0 3.3 3.0
6-6
FTX
3/8 3/8 - 18
3/4 1.43 6.0 6.0 3.3 3.0
6-8
FTX
3/8 1/2 - 14
7/8 1.69 6.0 6.0 3.3 3.0
6-12
FTX
3/8 3/4 - 14 1 1/8 1.75 5.5 5.5 3.3 3.0
8
FTX
1/2 3/8 - 18 13/16 1.53 6.0 6.0 3.3 3.0
8-2
FTX
1/2 1/8 - 27 13/16 1.34 6.0 6.0 3.3 3.0
8-4
FTX
1/2 1/4 - 18 13/16 1.53 6.0 6.0 3.3 3.0
8-8
FTX
1/2 1/2 - 14
7/8 1.79 6.0 6.0 3.3 3.0
8-12
FTX
1/2 3/4 - 14 1 1/8 1.85 5.5 5.5 2.6 2.5
8-16
FTX
1/2 1 - 11 1/2 1 3/8 2.05 4.5 4.5 2.0 2.3
10
FTX
5/8 1/2 - 14 15/16 1.89 5.0 5.0 3.3 2.5
10-6
FTX
5/8 3/8 - 18 15/16 1.70 5.0 5.0 3.3 2.5
10-12
FTX
5/8 3/4 - 14 1 1/8 1.95 5.0 5.0 2.6 2.5
12
FTX
3/4 3/4 - 14 1 1/8 2.06 5.0 5.0 2.6 2.5
12-6
FTX
3/4 3/8 - 18 1 1/8 1.87 5.0 5.0 3.3 2.5
12-8
FTX
3/4 1/2 - 14 1 1/8 2.06 5.0 5.0 3.3 2.5
12-16
FTX
3/4 1 - 11 1/2 1 3/8 2.25 5.0 5.0 2.0 2.3
12-20
FTX
3/4 1 1/4 - 11 1/2 1 11/16 2.36 3.0 3.0 1.6
14
FTX
7/8 3/4 - 14 1 1/4 2.09 5.0 5.0 2.9 2.5
16
FTX
1 1 - 11 1/2 1 3/8 2.30 4.5 4.5 2.0 2.3
16-8
FTX
1
1/2 - 14 1 3/8 2.11 4.5 4.5 2.9 2.3
16-12
FTX
1
3/4 - 14 1 3/8 2.11 4.5 4.5 2.6 2.3
16-20
FTX
1 1 1/4 - 11 1/2 1 11/16 2.40 3.0 3.0 1.6
16-24
FTX
1 1 1/2 - 11 1/2 2
2.50 3.0 3.0 1.3
20
FTX
1 1/4 1 1/4 - 11 1/2 1 11/16 2.45 3.0 3.0 1.6
20-16
FTX
1 1/4 1 - 11 1/2 1 11/16 2.42 3.0 3.0 2.0
20-24
FTX
1 1/4 1 1/2 - 11 1/2 2
2.55 3.0 3.0 1.3
24
FTX
1 1/2 1 1/2 - 11 1/2 2
2.68 3.0 3.0 1.3
24-16
FTX
1 1/2 1 - 11 1/2
2
2.62 3.0 3.0 2.0
24-20
FTX
1 1/2 1 1/4 - 11 1/2 2
2.66 3.0 3.0 1.6
24-32
FTX
1 1/2 2 - 11 1/2 2 5/8 2.86 2.0 2.0 1.0
32
FTX
2 2 - 11 1/2 2 5/8 3.11 2.0 2.0 1.0
32-24
FTX
2 1 1/2 - 11 1/2 2 5/8 3.08 2.0 2.0 1.3
40
FTX
2 1/2 2 1/2 - 8 3 1/4 3.38 1.0 1.0 0.5
FFTX
Long Male Connector
37
° Flare / NPTF
SAE 071802
HPD Base # 013E
GTX
Female Connector
37
° Flare / NPTF
SAE 070103
HPD Base # 0203
FTX
Male Connector
37
° Flare / NPTF
SAE 070102
HPD Base # 0103
Note: All “FTX” fittings include a 30° chamfer for sealing with NPSM swivel
type fittings (steel only)