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C38
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
http://www.parker.com/tfd
Triple-Lok
®
2 37° Flare Tube Fittings
4300 Catalog
Dimensions and pressures for reference only, subject to change.
HTXO
Union
37° Flare
F5OXO
Straight Thread Connector
37° Flare / SAE-ORB
TUBE
FITTING
PART #
END
SIZE C
HEX
(in.)
L1
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1 & 2
(in.)
-SS
4 HTXO
1/4 1/2 1.39
9.0
6 HTXO
3/8 5/8 1.42
7.7
8 HTXO
1/2 13/16 1.66
7.7
10 HTXO
5/8 15/16 1.98
6.0
12 HTXO
3/4 1 1/8 2.24
6.0
16 HTXO
1 1 3/8 2.41
5.4
20 HTXO
1 1/4 1 11/16 2.58
5.0
24 HTXO
1 1/2 2 2.90
5.0
TUBE
FITTING
PART #
END SIZE C4
HEX
(in.)
L5
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI
)
1
2
(in.) UN/UNF-2A
-SS
4 F5OXO
1/4 7/16-20 9/16 1.23
9.0
4-6 F5OXO
1/4 9/16-18 11/16 1.28
7.7
6 F5OXO
3/8 9/16-18 11/16 1.30
7.7
6-4 F5OXO
3/8 7/16-20 5/8 1.27
7.7
6-8 F5OXO
3/8 3/4-16 7/8 1.38
7.7
8 F5OXO
1/2 3/4-16 7/8 1.48
7.7
8-6 F5OXO
1/2 9/16-18 13/16 1.44
7.7
10 F5OXO
5/8 7/8-14
1 1.75
6.0
12 F5OXO
3/4 1 1/16-12 1 1/4 1.97
6.0
16 F5OXO
1 1 5/16-12 1 1/2 2.05
5.4
20 F5OXO
1 1/4 1 5/8-12 1 7/8 2.17
5.0
24 F5OXO
1 1/2 1 7/8-12 2 1/8 2.37
4.0
32 F5OXO
2 2 1/2-12 2 3/4 2.78
2.4
FTXO
Male Connector
37° Flare / NPTF
GTXO
Female Connector
37° Flare / NPTF
TUBE
FITTING
PART #
END SIZE
C
HEX
(in.)
L
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
NPTF
-SS
4 FTXO
1/4
1/8-27
1/2 1.23
6.0
4-4 FTXO
1/4
1/4-18
9/16 1.43
6.0
6 FTXO
3/8
1/4-18
5/8 1.45
6.0
6-6 FTXO
3/8
3/8-18
3/4 1.46
6.0
8 FTXO
1/2
3/8-18 13/16 1.53
6.0
8-8 FTXO
1/2
1/2-14
7/8 1.78
6.0
10 FTXO
5/8
1/2-14 15/16 1.94
5.0
12 FTXO
3/4
3/4-14
1 1/8 2.10
5.0
16 FTXO
1
1-11 1/2 1 3/8 2.38
4.5
20 FTXO
1 1/4 1 1/4-11 1/2 1 11/16 2.52
3.0
24 FTXO
1 1/2 1 1/2-11 1/2 2 2.76
3.0
32 FTXO
2
2-11 1/2 2 5/8 3.18
2.0
TUBE
FITTING
PART #
END SIZE
C1
HEX
(in.)
L2
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
NPTF
-SS
4 GTXO
1/4 1/8-27
9/16 1.20
6.0
6 GTXO
3/8 1/4-18
3/4 1.41
6.0
8 GTXO
1/2 3/8-18
7/8 1.58
6.0
10 GTXO
5/8 1/2-14 1 1/8 1.94
5.0
12 GTXO
3/4 3/4-14 1 3/8 2.10
4.8
16 GTXO
1 1-11 1/2 1 5/8 2.43
3.6
20 GTXO
1 1/4 1 1/4-11 1/2 2 2.56
3.0
24 GTXO
1 1/2 1 1/2-11 1/2 2 3/8 2.70
2.4