D38999/49 Defense Supply Center, D38999/49 Datasheet - Page 15

• Manufacturer Part Number: D38999/49
• Description: D38999K / D38999J 500 Cycle Contact
• Manufacturer: Defense Supply Center

leakage in excess of .01 micron ft 3 /h (1E-7 cm 3 /s).
of the counterpart connectors and protective covers shall meet the requirements of table IV. For series IV
connectors with spring fingers, the axial mating force prior to the coupling torque during engagement and
following the torque upon disengagement shall be as specified in table V.
the operation of the connectors and shall meet the subsequent test requirements (see 4.3.3).
3.9 Air leakage (hermetics only). When tested as specified in 4.5.5, there shall be no evidence of
3.10 Coupling torque. When tested as specified in 4.5.6, the coupling torque for mating and unmating
3.11 Durability. When tested as specified in 4.5.7, the connectors shall show no defects detrimental to
Shell
size
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
8
9
Pound inch
1/ Inactive for new design.
Contact size
Maximum engagement and
12
12
16
16
20
20
24
24
28
28
32
32
36
36
36
40
8
8
22M 1/
8 Triax
22 1/
22D
TABLE III. Installing and removal forces.
20
16
12
10
disengagement
TABLE IV. Coupling torque.
Newton meters
Installing and removal forces
MIL-DTL-38999K
Pounds
10
10
10
20
20
30
35
35
0.9
0.9
1.4
1.4
1.8
1.8
2.3
2.3
2.7
2.7
3.2
3.2
3.6
3.6
4.1
4.1
4.1
4.6
15
(maximum)
Newtons
Pound inch
133
156
156
44
44
44
89
89
Minimum disengagement
2
2
2
2
2
2
4
3
4
3
5
3
6
5
7
5
7
5
Newton meters
0.2
0.2
0.2
0.2
0.2
0.2
0.4
0.3
0.4
0.3
0.6
0.3
0.7
0.6
0.8
0.6
0.8
0.6