B21
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
http://www.parker.com/tfd
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
M
(
in.)
M1
(
in.)
Y
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
(
in.)
-
S -SS -B
2
ETX
1/8
1/8 0.78 0.78 7/16 7.5 7.7 3.3
3
ETX
3/16 3/16 0.83 0.83 7/16 7.5 7.7 3.3
4
ETX
1/4
1/4 0.89 0.89 7/16 7.5 7.7 3.3
5
ETX
5/16 5/16 0.97 0.97 9/16 6.0 6.0 3.3
6
ETX
3/8
3/8 1.06 1.06 9/16 6.0 6.0 3.3
6-4
ETX
3/8
1/4 1.06 1.05 9/16 6.0 6.0 3.3
8
ETX
1/2
1/2 1.25 1.25 3/4 6.0 6.0 3.3
8-6
ETX
1/2
3/8 1.25 1.14 3/4 6.0 6.0 3.3
10
ETX
5/8
5/8 1.45 1.45 7/8 5.0 5.0 3.3
10-8
ETX
5/8
1/2 1.45 1.33 7/8 5.0 5.0 3.3
12
ETX
3/4
3/4 1.66 1.66 1 1/16 5.0 5.0 3.3
12-8
ETX
3/4
1/2 1.66 1.42 1 1/16 5.0 5.0 3.3
12-10
ETX
3/4
5/8 1.66 1.54 1 1/16 5.0 5.0 3.3
14
ETX
7/8
7/8 1.80 1.80 1 3/16 5.0 5.0 3.3
16
ETX
1
1
1.81 1.81 1 5/16 4.0 3.5 2.3
16-12
ETX
1
3/4 1.81 1.77 1 5/16 4.0 3.5 2.3
20
ETX
1 1/4 1 1/4 2.06 2.06 1 5/8 4.0 3.0 2.0
24
ETX
1 1/2 1 1/2 2.33 2.33 1 7/8 3.0 2.0 1.3
32
ETX
2
2
3.06 3.06 2 1/2 2.0 1.5 1.0
TUBE
FITTING
PART #
END SIZE
M2
(
mm)
N2
(
mm)
Y
(
mm)
Dynamic
Pressure
(
x 1,000 PSI)
1
2
(
mm) (in.)
BSPT
-
S -SS -B
4
V3MX
6 1/4 1/8 - 28 18.3 16.3 11 4.5 4.5 2.9
4-4
V3MX
6 1/4 1/4 - 19 20.8 21.8 14 4.5 4.5 2.9
6
V3MX
10 3/8 1/4 - 19 21.1 21.8 14 4.5 4.5 2.9
6-6
V3MX
10 3/8 3/8 - 19 22.1 24.1 19 4.5 4.5 2.9
8
V3MX
12 1/2 3/8 - 19 24.9 24.1 19 4.5 4.5 2.9
8-8
V3MX
12 1/2 1/2 - 14 25.2 29.7 22 4.5 4.5 2.9
12
V3MX
18, 20 3/4 3/4 - 14 32.5 30.5 27 2.3 2.3 1.5
TUBE
FITTING
PART #
END SIZE
M2
(
mm)
M8
(
mm)
Y
(
mm)
Dynamic
Pressure
(
x 1,000 PSI)
1
2
(
mm) (in.)
BSPP
-
S -SS -B
4
V4OMX
6 1/4 1/8 - 28 18.3 26.5 11 3.6 3.6 2.3
6
V4OMX
10 3/8 1/4 - 19 21.1 29.0 14 3.6 3.6 2.3
8
V4OMX
12 1/2 3/8 - 19 24.9 33.0 19 3.6 3.6 2.3
10
V4OMX
14,15,16 5/8 1/2 - 14 28.2 38.5 22 3.6 3.6 2.3
12
V4OMX
18,20 3/4 3/4 - 14 32.5 44.0 27 3.6 3.6 2.3
16
V4OMX
25 1 1 - 11 37.3 47.0 33 3.6 3.6 2.3
TUBE
FITTING
PART #
END SIZE
M2
(
in.)
N2
(
in.)
Y
(
in.)
Dynamic
Pressure
(
x 1,000 PSI)
1
(
in.)
2
NPTF
-
S -SS -B
2
VTX
1/8 1/8 - 27 0.69 0.53 7/16 6.0 6.0 3.3
3
VTX
3/16 1/8 - 27 0.69 0.52 7/16 6.0 6.0 3.3
4
VTX
1/4 1/8 - 27 0.72 0.64 7/16 6.0 6.0 3.3
4-4
VTX
1/4 1/4 - 18 0.82 0.86 9/16 6.0 6.0 3.3
4-6
VTX
1/4 3/8 - 18 0.85 0.95 3/4 6.0 6.0 3.3
5
VTX
5/16 1/8 - 27 0.77 0.64 9/16 6.0 6.0 3.3
5-4
VTX
5/16 1/4 - 18 0.82 0.86 9/16 6.0 6.0 3.3
6
VTX
3/8 1/4 - 18 0.83 0.86 9/16 6.0 6.0 3.3
6-2
VTX
3/8 1/8 - 27 0.83 0.67 9/16 6.0 6.0 3.3
6-6
VTX
3/8 3/8 - 18 0.87 0.95 3/4 6.0 6.0 3.3
6-8
VTX
3/8 1/2 - 14 0.88 1.17 7/8 6.0 6.0 3.3
8
VTX
1/2 3/8 - 18 0.98 0.95 3/4 6.0 6.0 3.3
8-4
VTX
1/2 1/4 - 18 0.98 0.95 3/4 6.0 6.0 3.3
8-8
VTX
1/2 1/2 - 14 0.99 1.17 7/8 6.0 6.0 3.3
8-12
VTX
1/2 3/4 - 14 1.04 1.20 1 1/16 4.0 4.0 2.6
10
VTX
5/8 1/2 - 14 1.11 1.17 7/8 5.0 5.0 3.3
10-6
VTX
5/8 3/8 - 18 1.11 0.98 7/8 5.0 5.0 3.3
10-12
VTX
5/8 3/4 - 14 1.28 1.20 1 1/16 4.0 4.0 2.6
12
VTX
3/4 3/4 - 14 1.28 1.20 1 1/16 4.0 4.0 2.6
12-8
VTX
3/4 1/2 - 14 1.28 1.20 1 1/16 5.0 5.0 2.9
12-16
VTX
3/4 1 - 11 1/2 1.42 1.49 1 5/16 3.0 3.0 2.0
14
VTX
7/8 3/4 - 14 1.45 1.30 1 5/16 4.0 4.0 2.3
16
VTX
1 1 - 11 1/2 1.47 1.48 1 5/16 3.0 3.0 2.0
16-12
VTX
1
3/4 - 14 1.47 1.29 1 5/16 4.0 4.0 2.3
16-20
VTX
1 1 1/4 - 11 1/2 1.59 1.67 1 5/8 2.5 2.5 1.6
20
VTX
1 1/4 1 1/4 - 11 1/2 1.59 1.67 1 5/8 2.5 2.5 1.6
20-16
VTX
1 1/4 1 - 11 1/2 1.59 1.63 1 5/8 3.0 3.0 2.0
24
VTX
1 1/2 1 1/2 - 11 1/2 1.78 1.77 1 7/8 2.5 2.5 1.6
32
VTX
2 2 - 11 1/2 2.22 2.11 2 1/2 2.0 2.0 1.3
V4OMX
Male 45° Elbow – BSPP
37
° Flare / BSPP-ORR
V3MX
Male 45° Elbow – BSPT
37
° Flare / BSPT
ETX
Union Elbow
37
° Flare / 37° Flare
SAE 070201
HPD Base # 2303
VTX
45
° Male Elbow
37
° Flare / NPTF
SAE 070302
HPD Base # 3103
Y* – Across wrench flats
Y* – Across wrench flats
Y* – Across wrench flats
Y* – Across wrench flats
Note: All “VTX” fittings include a 30° chamfer for sealing with NPSM swivel
type fittings (steel only).
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