2M Environmental Backshell Ordering Info
2M370MS37, MS038, 2M370MB038, 2M370MA038
Contacts
& Tools
2M Specs
2M801
2M370MX03X
Part Number
Service Class
M
Size Code
07
Cable Entry Size
05
Length
-6
Options
N
Omit for screw clamp
with saddle bars
N Optional Compression Nut,
Low Profile
LENGTH
2M803
PART NUMBER
2M370MS038
Straight
Entry Ro-
tatable
Coupling
Straight
Entry,
Direct
Coupling
45° Entry
90° Entry
SIZE CODE
05
.2500-32
06
.3125-32
11
.3750-32
07
.4375-28
08
.5000-28
09
.5625-24
10
.6250-24
12
.6875-24
13
.7500-20
14
.9375-20
17
1.1875-18
CABLE ENTRY SIZE
Code
01
02
03
04
05
06
07
08
09
pheno
l
Am
Max.
.109
.172
.234
.297
.359
.422
.484
.547
.609
Min.
.031
.078
.140
.203
.265
.328
.390
.463
.515
2M370MS037
Straight Entry
2M440MS. Only
Length
Length
Code
(inches)
.625
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
.750
.875
1.000
1.125
1.250
1.375
1.500
1.625
1.750
1.875
2.000
2.125
2.250
2.375
2M804
2M370MB038
2M370MA038
2M805
2M Filter &
Accessories
SERVICE CLASS
Finish
C
M
NF
MT
Z1
ZM
ZN
ZNU
pheno
l
Am
pheno
l
Am
HS
Ro
HS
Ro
U
E
/2
002
/
95
/
Aluminum/Black Anodize
(Non-Conductive)
Aluminum/Electroless Nickel
Aluminum/Cadmium with Olive
Drab Chromate
U
E
/2
002
/
95
/
pheno
l
Am
HS
Ro
C
C
E
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
pheno
l
Am
HS
Ro
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
Adapter,
Clamp,
Nut and
Saddles
O-Rings
Hardware
E
E
U
HS
Ro
U
Aluminum/Nickel-PTFE (Durmalon)
Stainless Steel/Passivated
Stainless Steel/Electroless Nickel
Aluminum/Zinc-Nickel w/Olive
Drab Chromate
Aluminum/Zinc-Nickel with Black
Chromate
2.500
-20
Specify Length in
increments of .125
inches (3.18 mm.)
HD38999
E
E
E
E
E
pheno
l
Am
HS
Ro
Shell Size
Accessory Thread
.2500-32 UNEF-2B
.3125-32 UNEF-2B
.3750-32 UNEF-2B
.4375-28 UNEF-2B
.5000-28 UNEF-2B
.5625-24 UNEF-2B
.6250-24 UNEF-2B
.6875-24 UNEF-2B
.7500-20 UNEF-2B
.9375-20 UNEF-2B
1.1875-18 UNEF-2B
Size
Code
05
06
11
07
08
09
10
12
13
14
17
16,17
21
14, 15
14, 15
7
8
9
10
13
7
8
9
10
12
7
8
9
10
12
15
18, 19
23
Series
2M801
5
6
Series
2M803
5
6
Series
2M804
5
6
8
9
10
11
12
Series
2M805
U
Micro-D
U
pheno
l
Am
HS
Ro
U
pheno
l
Am
HS
Ro
U
Terrapin
MATERIALS
Aluminum Alloy
6061-T6 or 300
Series Stainless
Steel
Silicone Rubber
Nexus
300 Series
Stainless Steel
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
131
2M Environmental Backshell
2M370MS037, MS038, MB038 & MA038
Contacts
& Tools
STRAIGHT ENTRY
ROTATABLE COUPLING
2M370MS038
LENGTH
A THREAD
O-RING
.450
11.43
REF
STRAIGHT ENTRY
DIRECT COUPLING
2M370MS037
LENGTH
O-RING
.450
11.43
REF
CLAMP STYLE N
COMPRESSION NUT
SADDLE CLAMP
2M Specs
.22
5.6
REF
2M801
B
MAX
TYP
C
MAX
TYP
K
CABLE
SEALING
DIA.
H
J
CLOSED
2M803
45º ENTRY
ROTATABLE COUPLING
2M370MB038
D
90º ENTRY
ROTATABLE COUPLING
2M370MA038
F
E
2M804
G
Size
Code
05
06
11
07
08
09
10
12
13
14
17
A Threads
UNEF-2B
.2500-32
.3125-32
.3750-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.7500-20
B Max.
in.
.470
.530
.570
.637
.700
.758
.819
.896
.930
mm.
11.94
13.46
14.48
16.18
17.78
19.25
20.80
22.76
23.62
C Max.
in.
.350
.415
.465
.530
.595
.650
.715
.785
.830
mm.
8.89
10.54
11.68
13.46
15.11
16.51
18.16
19.94
21.08
25.91
32.51
2M Filter &
Accessories
2M805
.9375-20 1.137
1.1875-18 1.280
28.88 1.020
32.51 1.280
HD38999
CABLE ENTRY
Cable Sealing
Dia.
Cable
Entry
Code Max.
Min.
01
02
03
.109
.172
.234
.297
.359
.422
.484
.547
.609
.031
.078
.140
.203
.265
.328
.390
.453
.515
D Max.
In.
.603
.603
.603
.629
.629
.655
.655
.707
.707
mm.
15.32
15.32
15.32
15.98
15.98
16.64
16.64
17.96
17.96
E Max.
in.
.581
.581
.581
.607
.607
.633
.633
.685
.685
mm.
14.67
14.67
14.67
15.42
15.42
16.00
16.00
17.40
17.40
F Max.
in.
.724
.724
.724
.786
.786
.848
.848
.911
.911
mm.
18.39
18.39
18.39
19.96
19.96
21.54
21.54
23.14
23.14
G Max.
in.
.702
.702
.702
.764
.764
.826
.826
.889
.889
mm.
17.83
17.83
17.83
19.41
19.41
20.98
20.98
22.68
22.58
H Dia.
in.
± .015
.496
.582
.656
.726
.885
.952
1.018
1.084
1.148
mm.
± 0.38
12.60
14.78
16.66
18.44
22.48
24.18
25.86
27.53
29.16
J Dia.
in.
± .030
.110
.170
.230
.300
.360
.420
.480
.550
.610
mm.
± 0.76
2.79
4.32
5.84
7.62
9.14
10.67
12.19
13.97
15.49
K Dia.
in.
± .015
.398
.460
.523
.585
.647
.710
.773
.835
.897
mm.
± 0.38
10.11
11.68
13.28
14.86
16.43
18.03
19.63
21.21
22.76
Micro-D
Terrapin
04
05
06
07
08
Nexus
09
132
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
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