MIL-DTL-12883/45D
Torque: Relay sockets and hardware shall be subjected to testing torque as specified in table III.
Sockets shall be installed in mounting panel when test torque is applied. No physical damage will be
permitted. Torque shall be maintained for a reasonable period of time to insure stud, socket, and
associated hardware have not been damaged.
TABLE III. Torque requirements (installed in panel conditions).
Torque
Thread size
Testing
Installation
Inch-pounds Newton-meter
Inch-pounds Newton-meter
.112-40
8
0.90
4 +1
0.45 + .11
+1
+ .11
-0
-0
2.26
15 +1
.164-32
20
1.70 + .11
+1
+ .1
-0
-0
Socket contact tools shall be in accordance with table IV.
TABLE IV. Contact tools.
Nomenclature
Part or Identifying Number (PIN)
Crimp tool
M22520/7-01
Positioner
M22520/7-12 (for size 20) M22520/7-11 (for size 22)
M81969/16-01 (for size 20) M81969/16-04 or
Insertion/removal tool
M81969/14-01 (for size 22)
Weight: The socket, hardware, and electrical contacts shall have a maximum weight of .033 pounds (15
grams).
Mounting hardware: The mounting hardware shall allow mounting the socket above, or below the panel
or chassis (see figure 3), and shall allow mounting and securing the relay to the socket without disturbing
the mounted socket or access to the wiring side of the socket. The hardware shall provide the nominal
spacing between socket surface and relay mounting flange, regardless or mounting configuration.
Mounting hardware shall be supplied with the relay socket and shall consist of the following:
Self locking nuts .112-40 (4 each) (.206 max dia x .176 max height).
Flat washers .112 (4 each) (.224 max O.D. x .021 max thickness).
Self locking nuts .164-32 (2 each) (.290 max dia x .190 max height).
Flat washers .164 (3 each) (.290 max O.D. x .019 max thickness).
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