QPL QUALIFIED
MIL-DTL-38999 Series III, Triple-Start Thread
D38999/26 plug with crimp rear release contacts and
rear accessory threads
QPL Part Number Development
Sample Part Number
D38999 Series III
D38999/26
W
A
35
P
N
D38999/26 = Plug with accessory threads
W = Environmental, aluminum, cadnium O.D. over electorlees nickel (500 hour salt spray),
-65°C to +175°C, conductive plating
F = Environmental, aluminum, electroless nickel (ꢀ8 hour salt spray), -65°C to +ꢁ00°C,
conductive plating
Class
G = Environmental, aluminum, electroless nickel (ꢀ8 hour salt spray), matte finish, space grade,
-65°C to +ꢁ00°C, conductive plating
T = Environmental, aluminum, Nickel-PTFE, -65°C to +175°C, conductive plating
Shell Size Code
A, B, C, D, E, F, G, H and J (per MIL-STD-1560)
Insert Arrangement
Per MIL-STD-1560; See reference information information section for details
P = Pin, 500 cycles
S = Socket, 500 cycles
A = Pin insert, less standard contacts
B = Socket insert, less standard contacts
Contact Type
Alternate Polarization N (Normal), A, B, C, D, E see polarization position table
1.220 (30.99) MAX
SEE
MASTER
KEY
NOTE 3
AP°
ø
CC
MAX
BP°
CP°
øDD
MAX
EE THREAD
DP°
Series III Alternate Key and Keyway Polarization
Shell
Key and
Shell
Key and
Shell
Key and
Size Shell Keyway AP° BP° CP° DP° Size Shell Keyway AP° BP° CP° DP° Size Shell Keyway AP° BP° CP° DP°
Code Size ID Code BSC BSC BSC BSC Code Size ID Code BSC BSC BSC BSC Code Size ID Code BSC BSC BSC BSC
N
A
B
C
D
E
ꢂꢃꢄ
ꢂꢃ2
ꢆꢃ
3ꢄ
ꢂ4ꢃ
ꢂ32
ꢂꢂꢆ
2ꢂꢄ
2ꢅꢄ
N
A
B
C
D
E
9ꢄ
ꢂꢂ3
9ꢃ
ꢄ3
ꢂ4ꢂ
ꢂꢄꢅ
ꢂ4ꢄ
ꢂꢄꢅ
ꢂ4ꢅ
ꢂ4ꢂ
2ꢃꢆ 23ꢅ
N
A
B
C
D
E
ꢆꢃ ꢂ42 ꢂ9ꢅ 293
ꢂ3ꢄ ꢂꢇꢃ 2ꢃꢃ 3ꢂꢃ
49 ꢂꢅ9 2ꢃꢃ 244
ꢅꢅ ꢂ4ꢃ 2ꢃꢃ 2ꢄꢇ
E
F
G
H
J
17
19
21
23
25
24ꢆ 32ꢃ
ꢂꢆ2
ꢂ9ꢄ
292
2ꢄ2
B
C
D
11
13
15
23ꢃ
3ꢂ2
2ꢇꢄ
A
9
ꢂ4ꢃ 2ꢃꢄ
22ꢃ 2ꢄꢄ
ꢅ4
9ꢂ
ꢂꢄꢄ
ꢂ3ꢂ
234 3ꢃ4
ꢂ9ꢇ 24ꢃ
ꢂꢂ9
ꢄꢂ
ꢂꢇꢅ
ꢂꢆ4
29ꢆ
242
ꢅ2
ꢇ9
ꢂ4ꢄ ꢂꢆꢃ 2ꢆꢃ
ꢂꢄ3 ꢂ9ꢇ 2ꢇ2
24
© 2017 Glenair, Inc • 1211 Air Way, Glendale, CA 91201 • 818-247-6000 • www.glenair.com • U.S. CAGE code 06324 • MIL-DTL-38999 Series III and IV
Dimensions in inches (millimeters) are subject to change without notice