MIL-C-38999 Series III
Part Number Explanation: D38999/20 F A 35 P N
Below are the explanations for each or the coloured sections of the part number.
Shell Style
| Code |
Description |
Available in Class |
| D38999/20 |
Wall mount receptacle |
F, G, J, K, M, S, W |
| D38999/21 |
Hermetic seal box mount receptacle |
H, N, Y |
| D38999/23 |
Hermetic seal jam nut receptacle |
H, N, Y |
| D38999/24 |
Jam nut receptacle |
F, G, J, K, M, S, W |
| D38999/25 |
Hermetic seal solder mount receptacle |
H, N, Y |
| D38999/26 |
Straight plug, self locking |
F, G, J, K, M, S, W |
| D38999/27 |
Hermetic seal weld mount receptacle |
H, N, Y |
Class
| Code |
Description |
Material |
Finish |
Temp. |
|
C*
|
Environmental |
Aluminum
|
Non-conductive anodize |
200° C |
|
F
|
Environmental |
Aluminum
|
Electroless nickel |
200° C |
| G |
Environmental, space grade |
Aluminum
|
Electroless nickel |
200° C |
| H |
Hermetic, space grade |
Stainless Steel |
Electroless nickel |
200° C |
| J |
Environmental |
Composite |
Cadmium olive drab |
175° C |
| K |
Environmental Firewall |
Stainless Steel |
Passivated |
200° C |
| M |
Environmental |
Composite |
Electroless nickel |
200° C |
| N |
Hermetic |
Stainless Steel |
Electro deposited nickel |
200° C |
| S |
Environmental |
Stainless Steel |
Electro deposited nickel |
200° C |
| W |
Environmental |
Aluminum
|
Cadmium olive drab |
175° C |
| Y |
Hermetic |
Stainless Steel |
Electroless nickel |
200° C |
| * No Class C connectors in MIL-C-38999 Series III as of publication date. |
Shell Size
The letters A to J must be use for the Military part number.
These correspond to shell sizes 9 to 25 as follows:
| A |
B |
C |
D |
E |
F |
G |
H |
J |
| 9 |
11 |
13 |
15 |
17 |
19 |
21 |
23 |
25 |
(There is no shell size i)
MIL-C-38999 Insert Configurations 87.68 Kb
Contact Style
A - Connector less pin contacts.
B - Connector less socket contacts.
H - Pin contacts, 1500 cycles.
J - Socket contacts, 1500 cycles.
P - Pin contacts, 500 cycles (crimp and hermetic with solder cups).
S - Socket contacts, 500 cycles (crimp and hermetic with solder cups).
X - Pin with eyelet (hermetic only).
Z - Socket with eyelet (hermetic only).
N.B. All shell types, receptacles and plugs, are available with either male pins or female socket contacts
Polarization
Blank - Normal
MIL-C-38999 Rotations 53.38 Kb
|