NAVAIR 01-1A-505-3
TO 1-1A-14-3
TM 1-1500-323-24-3
014 02
1 September 2011
Page 16
24.
EPXA AND EPXB SHELL SIZE 1 KEYING.
receptacle will have two polarization keys and the plug
EPXA and EPXB Shell Size 1 uses a removable keying
will have two keying posts (Figure 21 and 22).
system to prevent cross-mating of connectors. The
Polarization Posts
Polarization Keys
Figure 21. EPXA and EPXB 1 Polarization Posts and Keys
Polarization Keys
Polarization Posts
1
2
1
2
Receptacle
Plug
Key
A
A
A
A
B
B
B
B
C
C
C
C
D
D
D
D
Position 1
Key
A
B
C
D
A
B
C
D
A
B
C
D
A
B
C
D
Position 2
Figure 22. EPXA and EPXB 1 Plug and Receptacle Polarization