+ +
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Dimensions are shown in inches (millimeters).
Dimensions subject to change.
High Density D D*MA
How to Order - Crimp Connectors
Dimensions - Crimp Connectors
Mounting Option Dimensions
Receptacle (Incudes Socket Contacts) With .120" Through-Mounting Holes
Plugs (Incudes Pin Contacts)* With .120" Through-Mounting Holes
Mounting Options Available:
To receive the connector without contacts, add "FO" to end of part number.
Example: DBMA25SFO, DBMAM25SFO.
For loose contacts and tooling see page 5.
4-40 Clinch Nut - ADD "E" to Part Number After "M" or "A"
4-40 Float Mount - Add "Y" to Part Number After "M" or "A"
(Can be used in front or rear panel mount applications)
1)
2)
Note:
Number
Contacts
(Shell Size)
Standard
Version
Military
Version
78 (D)
Part Number
by Shell Size
A
+_ .015 (0.38)
B•
+_ .010 (0.25)
D'
+_ .010 (0.25)
E
+_ .015 (0.38)
G
+_ .010 (0.25)
H
+_ .010 (0.25)
J
+_ .010 (0.25)
K
+_ .006 (0.25)
L
+_ .013 (0.33)
M
+_ .010 (0.25)
X
Max
B'
+_ .005 (0.13)
C
+_ .005 (0.13)
D•
+_ .005 (0.13)
Front Rear
DDM78P
DDM78S
2.635 (66.92)
2.635 (66.92)
B•
D•
M
K
L
J
G
H
10˚ TYP.
X
MAX.
.103 (2.62)
+_ .023 (0.58)
.070 (1.78)
MAX.
.120 +_ .005
(3.05 +_ 0.13)
.049 (1.24)
MAX.
Standard - Through-Hole E-Clinch Nut Y-Float Mount
It is recommended that only on assembly, either pin or socket, be float mounted.
CLINCH NUT
NO. 4 (.112) 40 UNC
.089 (2.26) +_ .003 (0.08)
DIA.
RIVET
.130 (3.30) MAX.
.031 (0.79) TOTAL
DIAMETRICAL FLOAT
WASHER
OVER ALL FREE
FLOAT .004-.012
(0.10)-(0.30)
.031 (0.79)
+_ .005 (0.13)
.049 (1.24)
MAX.
E
C
A
B
D'
-
2.064 (52.43)
2.079 (52.81)
-
2.406 (61.11)
2.406 (61.11)
-
.423 (10.41)
.441 (11.20)
-
.605 (15.37)
.605 (15.37)
2.178 (55.32)
2.178 (55.32)
.534 (13.56)
.534 (13.56)
.039 (0.99)
.030 (0.76)
.231 (5.87)
.243 (6.17)
.060 (1.52)
.045 (1.14)
.426 (10.82)
.429 (10.90)
.345 (8.76)
.345 (8.76)
DDMA78S DDMAM78S
Number
Contacts
(Shell Size)
Standard
Version
Military
Version
78 (D) DDMA78P DDMAM78P
