D
Cannon D-Subminiature Accessories
Metal Backshell
Metal Backshells provide strain relief.
Various profiles available for different cable rout-
ing requirements.
Product Features
Qualified to MIL-Spec M85049
Metal Backshell
Materials and Finishes
Backshell Material:
Low Carbon Steel or Brass
Backshell Finish:
Chromate over Cadmium (Mil Spec) or Zinc (RoHS)
Hardware Material:
Steel
Deep Straight Clamp
E
CABLE ENTRY
IN SHELL
F
C
A
3,45 ± 0,13
(.136 ± .005)
TWO MTG. HOLES
B
H MAX.
G
0,38 ± 0,13
(.015 ± .005)
D MAX.
CABLE ENTRY
IN SHELL
• Kit consists of 1 shell, 2 cable clamps,
2 screws, 2 hex nuts.
Mil-Spec Parts (Brass)
Shell RoHS Compliant
Mil-Spec
Size
Part Number
Part Number
Part Number
DE
DE24657-29
M85049/48-1-6F
DE24657-5
DA
DA24658-28
M85049/48-1-7F
DA24658-2
DB
DB24659-27
M85049/48-1-8F
DB24659-2
DC
DC24660-27
M85049/48-1-9F
DC24660-11
DD
DD24661-27
M85049/48-1-10F
DD24661-4
Brass
50
µ
in. Gold
over Copper
DE24657-16
DA24658-15
DB24659-15
DC24660-16
DD24661-13
Shell
Part
Mil Spec
A
B
Size Layout Number Part Number* ±0,38 (.015)
±0,572 (.0225)
DE
9
DE24657 M85049/48-1-1F 30,56 (1.203)
12,484 (.4915)
DA
15
DA24658 M85049/48-1-2F 38,89 (1.531)
12,484 (.4915)
DB
25
DB24659 M85049/48-1-3F 52,78 (2.078)
12,484 (.4915)
DC
37
DC24660 M85049/48-1-4F 69,04 (2.718)
12,484 (.4915)
DD
50
DD24661 M85049/48-1-5F 66,68 (2.625)
15,253 (.6005)
* Parts ordered with no suffix or “Z” suffix will be substituted with “F” suffix.
C
±0,38 (.015)
24,99 (.984)
33,32 (1.312)
47,04 (1.852)
63,50 (2.500)
61,11 (2.406)
D
max.
14,68 (.578)
14,68 (.578)
14,68 (.578)
14,68 (.578)
17,45 (.578)
E
±0,38 (.015)
9,53 (.375)
18,11 (.713)
25,40 (1.000)
34,93 (1.375)
35,71 (1.406)
F
±0,38 (.015)
9,53 (.375)
7.93 (.312)
7.93 (.312)
7.93 (.312)
10,31 (.406)
G
±0,38 (.015)
19,05 (.750)
19,05 (.750)
25,40 (1.000)
25,40 (1.000)
28,57 (1.125)
H
max.
31,75 (1.250)
31,75 (1.250)
39,70 (1.563)
39,70 (1.563)
42,88 (1.688)
Round Cable Clamp
A
C
E
B
+
+
3,05 ± ,013
(.120 ± .005) DIA.
TWO MTG. HOLES
D MAX.
CABLE ENTRY
0,38 ± 0,13
(.015 ± .005)
G
F
• Kit consists of 1 shell, 2 cable clamps,
2 screws, 2 hex nuts.
Mil-Spec Parts (Brass)
Shell RoHS Compliant
Mil-Spec
Size
Part Number
Part Number
Part Number
DE
DE44994-14
M85049/48-2-6F
DE44994-3
DA
DA20961-26
M85049/48-2-7F
DA20961-3
DB
DB20962-30
M85049/48-2-8F
DB20962-8
DC
DC20963-27
M85049/48-2-9F
DC20963-8
DD
DD20964-32
M85049/48-2-10F
DD20964-8
C
±0,38 (.015)
24,99 (.984)
33,33 (1.312)
47,04 (1.852)
63,50 (2.500)
61,11 (2.406)
D
max.
10,31 (.406)
10,31 (.406)
15,06 (.593)
18,23 (.718)
20,62 (.812)
E
±0,38 (.015)
16,79 (.661)
24,99 (.984)
38,48 (1.515)
55,14 (2.171)
53,16 (2.093)
Brass
50
µ
in. Gold
over Copper
DE44994-2
DA20961-16
DB20962-18
DC20963-17
DD20964-19
F
±0,38 (.015)
3,18 (.125)
3,18 (.125)
4,75 (.187)
6,35 (.250)
7,92 (.312)
G
±0,76 (.030)
26,18 (1.031)
26,18 (1.031)
26,98 (1.062)
26,98 (1.062)
26,98 (1.062)
Part
Mil Spec
A
B
Shell
Size
Layout Number
Part Number*
±0,38 (.015)
±0,572 (.0225)
DE
9
DE44994
M85049/48-2-1F
30,68 (1.208)
12,70 (.500)
DA
15
DA20961
M85049/48-2-2F
38,89 (1.531)
12,70 (.500)
DB
25
DB20962
M85049/48-2-3F
52,78 (2.078)
12,70 (.500)
DC
37
DC20963
M85049/48-2-4F
69,04 (2.718)
12,70 (.500)
DD
50
DD20964
M85049/48-2-5F
66,68 (2.625)
15,47 (.609)
* Parts ordered with no suffix or “Z” suffix will be substituted with “F” suffix.
www.ittcannon.com
Dimensions shown in mm (inch)
Specifications and dimensions subject to change
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