MIL-DTL-52525/38B
Hose
Hose
Thread
C
Part or Identifying
Tube OD
ID
OD
size
max
Number (PIN)
inches (mm)
inches (mm)
inches (mm)
(see note 3)
inches (cm)
M52525/38-08-08
.50 (12.70)
.94 (23.88)
.50 (12.70)
.750-16-UNF
4.00 (101.60)
M52525/38-12-12
.75 (19.05)
1.21 (30.73)
.75 (19.05)
1.063-12-UNC
5.00 (127.00)
M52525/38-16-16
1.00 (25.40)
1.50 (38.10)
1.00 (25.40)
1.313-12-UNC
6.10 (154.94)
N
H
F
L
M
inches (mm)
Hex
PIN
max
max
min
.030 (0.76)
size
inches (mm)
inches (mm)
inches (mm)
.015 (0.38)
inches (mm)
M52525/38-08-08
1.00 (25.40)
.88 (22.35)
1.29 (32.77)
.384 (9.75)
.435 (11.05)
M52525/38-12-12
1.20 (30.48)
1.25 (31.75)
1.73 (43.94)
.487 (12.37)
.562 (14.27)
M52525/38-16-16
1.55 (39.37)
1.50 (38.10)
2.02 (51.31)
.505 (12.83)
.594 (15.09)
Q
P
Bore dia.
(see note 3)
PIN
min
inches (mm)
inches
.005 (0.13)
(mm)
M52525/38-08-08
.570 (14.48)
.37 (9.40)
M52525/38-12-12
.850 (21.59)
.56 (14.22)
M52525/38-16-16
1.103 (28.02)
.81 (20.57)
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Threads shall be in accordance with ASME B1.1 series with graded pitches fine (UNF) and series with
constant pitches (UNC), class 2B.
4. Dimension P to be concentric with dimension Q within .015 inch (0.38 mm) full indicator movement.
5. These fittings are for use with MIL-DTL-52471/9 hose and MIL-DTL-52471/10 hose assemblies.
FIGURE 1. Fitting, screw-on to 37 flare female swivel, 45 bent tube - Continued.
REQUIREMENTS:
The fittings described herein are for use with hose in accordance with MIL-DTL-52471/9, type
100R12, 4-spiral-wrap reinforcement hose and hose assemblies in accordance with
MIL-DTL-52471/10.
The fittings shall be as specified on figure 1 and in tables I, II, and III.
If fittings are to be used on an oxygen hose see MIL-DTL-52525.
Materials and finishes shall be in accordance with MIL-DTL-52525 and in table I. All finishes shall be
capable of withstanding 96 hours minimum of salt spray.
2