2M Environmental Backshell
2M370MS037, MS038, MB038 & MA038
STRAIGHT ENTRY
ROTATABLE COUPLING
2M370MS038
STRAIGHT ENTRY
DIRECT COUPLING
2M370MS037
CLAMP STYLE N
COMPRESSION NUT
SADDLE CLAMP
LENGTH
O-RING
LENGTH
O-RING
.450 11.43
REF
.450 11.43
REF
A THREAD
.22 5.6
REF
CABLE
SEALING
DIA.
H
B
MAX
TYP
C
MAX
TYP
K
J
CLOSED
45º ENTRY
90º ENTRY
ROTATABLE COUPLING
2M370MB038
ROTATABLE COUPLING
2M370MA038
D
F
E
B Max.
in. mm.
C Max.
Size
Code
A Threads
UNEF-2B
in.
mm.
8.89
G
05
.2500-32
.3125-32
.3750-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.7500-20
.470 11.94
.530 13.46
.570 14.48
.637 16.18
.700 17.78
.758 19.25
.819 20.80
.896 22.76
.930 23.62
.350
06
11
07
08
09
10
12
13
14
17
.415 10.54
.465 11.68
.530 13.46
.595 15.11
.650 16.51
.715 18.16
.785 19.94
.830 21.08
.9375-20 1.137 28.88 1.020 25.91
1.1875-18 1.280 32.51 1.280 32.51
CABLE ENTRY
Cable Sealing
H Dia.
J Dia.
K Dia.
Dia.
D Max.
In. mm.
E Max.
in. mm.
F Max.
in. mm.
G Max.
Cable
Entry
in.
mm.
in.
mm.
in.
mm.
Code Max.
Min.
in.
mm. ± .015 ± 0.38 ± .030 ± 0.76 ± .015 ± 0.38
01
.109
.031 .603 15.32 .581 14.67 .724 18.39 .702 17.83
.496
12.60
.110
2.79
.398
10.11
02
03
04
05
06
07
08
09
.172
.234
.297
.359
.422
.484
.547
.609
.078 .603 15.32 .581 14.67 .724 18.39 .702 17.83
.140 .603 15.32 .581 14.67 .724 18.39 .702 17.83
.203 .629 15.98 .607 15.42 .786 19.96 .764 19.41
.265 .629 15.98 .607 15.42 .786 19.96 .764 19.41
.328 .655 16.64 .633 16.00 .848 21.54 .826 20.98
.582
.656
.726
.885
.952
14.78
16.66
18.44
22.48
24.18
25.86
27.53
29.16
.170
.230
.300
.360
.420
.480
.550
.610
4.32
5.84
.460
.523
.585
.647
.710
.773
.835
.897
11.68
13.28
14.86
16.43
18.03
19.63
21.21
22.76
7.62
9.14
10.67
12.19
13.97
15.49
.390 .655 16.64 .633 16.00 .848 21.54 .826 20.98 1.018
.453 .707 17.96 .685 17.40 .911 23.14 .889 22.68 1.084
.515 .707 17.96 .685 17.40 .911 23.14 .889 22.58 1.148
132
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com