2M EMI Backshell Ordering Information
2M380MS137, MS135, 2M380MB137, 2M380MA137
Contacts
& Tools
2M Specs
2M801
Omit for screw clamp
with saddle bars
N Optional Compression Nut,
Low Profile
2M380MX03X
Part Number
Service Class
M
Size Code
07
Cable Entry Size
05
Length
-6
Options
N
2M803
PART NUMBER
2M380MS137
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
Saddle
Clamp Dia.
Fully Closed
.109
.172
.234
.297
.359
.422
.484
.547
.609
LENGTH
Straight Entry 2M380MS Only
Length Code
Length (inches)
.625
-5
.750
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
.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
2M380MS135
2M380MB137
2M380MA137
2M805
2M Filter &
Accessories
SERVICE CLASS
Finish
C
M
NF
MT
Z1
ZM
ZN
ZNU
pheno
l
Am
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
/
C
E
pheno
l
Am
HS
Ro
U
E
/2
002
/
95
/
2.500
-20
Specify Length in
increments of .125
inches (3.18 mm.)
C
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
MATERIALS
Adapter,
Clamp,
Nut and
Saddles
O-Rings
Hardware
C
E
E
E
E
E
E
E
HD38999
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
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
pheno
l
Am
HS
Ro
Micro-D
U
pheno
l
Am
HS
Ro
U
pheno
l
Am
HS
Ro
U
pheno
l
Am
HS
Ro
Terrapin
U
Aluminum Alloy
6061-T6 or 300
Series Stainless
Steel
Silicone Rubber
300 Series
Stainless Steel
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
133
Nexus
2M EMI Backshell
2M380MS137, MS135, MB138 & MA138
Contacts
& Tools
STRAIGHT ENTRY
ROTATABLE COUPLING
2M380MS137
A THREAD
LENGTH
EMI
RING
2M Specs
.50
12.7
REF
A THREAD
STRAIGHT ENTRY
DIRECT COUPLING
2M380MS135
.43
10.9
LENGTH
EMI
RING
REF
CLAMP STYLE N
COMPRESSION NUT
SADDLE CLAMP
.15
3.8
REF
2M801
B
MAX
TYP
C
MAX
TYP
L
K
H
2M803
45º ENTRY
ROTATABLE COUPLING
2M380MB137
D
J
CLOSED
E
2M804
90º ENTRY
ROTATABLE COUPLING
2M380MA137
Size
Code
B Max.
A Threads
in.
mm.
C Max.
in.
mm.
8.89
10.54
11.68
13.46
15.11
16.51
18.16
19.94
21.08
25.91
32.51
2M805
F
HD38999
05 .2500-32 UNEF-2B
.470 11.94
06 .3125-32 UNEF-2B
.530 13.46
11 .3750-32 UNEF-2B
.570 14.48
07 .4375-28 UNEF-2B
.637 16.18
08 .5000-28 UNEF-2B
.700 17.78
09 .5625-24 UNEF-2B
.758 19.25
10 .6250-24 UNEF-2B
.819 20.80
12 .6875-24 UNEF-2B
.896 22.76
13 .7500-20 UNEF-2B
.930 23.62
14 .9375-20 UNEF-2B 1.137 28.88
17 1.1875-18 UNEF-2B 1.387 35.23
.350
.415
.465
.530
.595
.650
.715
.785
.830
1.020
1.280
2M Filter &
Accessories
G
CABLE ENTRY
Micro-D
Cable
Entry
Code
01
02
03
04
05
06
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
in.
E Max.
mm.
14.67
14.67
14.67
15.42
15.42
16.00
16.00
17.40
17.40
in.
F Max.
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
in.
± .015
.496
.582
.656
.726
.885
.952
1.018
1.084
1.148
H
mm.
± 0.38
12.60
14.78
16.66
18.44
22.48
24.18
25.86
27.53
29.16
J Dia. Closed
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
.119
.182
.244
.307
.369
.432
.494
.557
.619
mm.
± 0.38
3.02
4.62
6.20
7.80
9.37
10.97
12.55
14.15
15.72
L 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
.581
.581
.581
.607
.607
.633
.633
.685
.685
.724
.724
.724
.786
.786
.848
.848
.911
.911
Terrapin
Nexus
07
08
09
134
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
