21× #16 Socket (Female) · Shell 23 · Insert H21 · Breech Coupling
MIL-DTL-38999 Series IV
D38999/40
Wall Mount Flange Receptacle
90° breech-lok
23 (code H)
H21
21× #16
Crimp Socket
W — cadmium olive drab
N — normal
13 A max per contact
50 µin gold over nickel
-65 °C to +200 °C
500
500 hours
Yes
1000 lb-in
16–20 AWG
| Field | Value | Cross-brand |
|---|---|---|
| D38999/40WH21SN | Series IV wall mount, W, H(23), 21, socket, N | Same PN at Amphenol; TE Deutsch DIV/40 equivalent |
H21 is the power-oriented choice in shell 23: 21 size-16 contacts at 13 A each instead of the 53 or 55 size-20 signals that arrangements H53/H55 carry. The larger contacts also survive 16–20 AWG wire, which is what a load-bearing circuit needs.
Need D38999/40WH21SN?
Airoadcon cross-brand equivalent — free samples available. 4-week lead time on standard configurations. Email: info@airoadcon.com | Phone: +86-189-9192-7716
Request Quote / Sample