MIL-DTL-38999,
SERIES III

CONNECTOR SPECS 
Coupling MethodThreaded, Triple Start Self-Locking
Keying PositionN (Normal), A, B, C, D, E
Alternate Keying MethodRotation of Master Keys - Minor Key Remains Stationary
EMI/RFI GroundingYes (EMI/RFI Grounding Fingers May Not Be On All Models)

 

PLUG (REMOVABLE PORTION)

SHELL SIZEKEYING POSITIONADAPTOR TOOL P/NCOLOR
9(A)N, C, DCM389T-9ALavender
9(A)A, B, ECM389T-9BLavender
11(B)N, D, ECM389T-11ALavender
11(B)A, B, CCM389T-11BLavender
13(C)N, D, ECM389T-13ALavender
13(C)A, B, CCM389T-13BLavender
15(D)N, D, ECM389T-15ALavender
15(D)A, B, CCM389T-15BLavender
17(E)N, A, BCM389T-17ALavender
17(E)C, D, ECM389T-17BLavender
19(F)N, A, BCM389T-19ALavender
19(F)C, D, ECM389T-19BLavender
21(G)N, A, BCM389T-21ALavender
21(G)C, D, ECM389T-21BLavender
23(H)N, A, BCM389T-23ALavender
23(H)C, D, ECM389T-23BLavender
25(J)N, A, BCM389T-25ALavender
25(J)C, D, ECM389T-25BLavender

 

RECEPTACLE (STATIONARY PORTION)

SHELL SIZEKEYING POSITIONADAPTOR TOOL P/NCOLOR
9(A)NCM389TR-9ALavender
11(B)NCM389TR-11ALavender
13(C)NCM389TR-13ALavender
15(D)NCM389TR-15ALavender
17(E)NCM389TR-17ALavender
19(F)NCM389TR-19ALavender
21(G)NCM389TR-21ALavender
23(H)NCM389TR-23ALavender
25(J)NCM389TR-25ALavender
9(A)A, B, C, D, ECM389TR-9BLavender
11(B)A, B, C, D, ECM389TR-11BLavender
13(C)A, B, C, D, ECM389TR-13BLavender
15(D)A, B, C, D, ECM389TR-15BLavender
17(E)A, B, C, D, ECM389TR-17BLavender
19(F)A, B, C, D, ECM389TR-19BLavender
21(G)A, B, C, D, ECM389TR-21BLavender
23(H)A, B, C, D, ECM389TR-23BLavender
25(J)A, B, C, D, ECM389TR-25BLavender