QPL QUALIFIED
M
9
99
38
L- IV
DT es
IL- Seri
MIL-DTL-38999 Series IV, Breech Coupling
38999/42 box mount receptacle
with rear release crimp contacts
SERIES IV ENVIRONMENTAL
QPL Part Number Development
Sample Part Number
MIL-DTL-38999
Class
Shell Size
Insert Arrangement
Contact Style
Polarization
38999/42
= Box mount receptacle
F
= Environmental, aluminum, electroless nickel, conductive, -65°C to +200°C
W
= Environmental, aluminum, cadmium olive drab, conductive, -65°C to +175°C
G
= Environmental, aluminum, electroless nickel, conductive, -65°C to +200°C (space-grade)
B, C, D, E, F, G, H, J
Per MIL-STD-1560; See reference information section for details
P
= Pin Insert
S
= Socket Insert
A
= Pin Gender, Less Contacts
B
= Socket Gender, Less Contacts
D38999/42
W
J
30
P
N
N
(Normal),
A, B, C, D, K, L, M, R;
see polarization positions table
.008-.035
(0.21-0.88)
.322-.346
(8.17-8.77)
B SQ
MASTER KEY
(COLOR BLUE)
FULL MATE
INDICATOR
(BLUE)
C
1.20-1.22
(30.6-31.0)
.78-.80
(19.8-20.2)
WIRE SEALING
GROMMET
S SQ
XX
øK
øJ
MAX
øF
øA
BOSS
4X øD
.005
M
C
M
YY
-C-
.142 (3.6)
.130 (3.3)
(REF)
.142 (3.6)
Ref
.130 (3.3)
BB
BB
BB
BB
Polarization Position
N
XX
YY
110°
250°
A
100°
260°
B
90°
270°
C
80°
280°
D
70°
290°
K
120°
255°
L
120°
265°
M
120°
275°
R
120°
285°
øKK
-A-
4X
øDD
.005
M
A
M
øKKK
-B-
4X
øDD
.005
M
B
M
Recommended panel cutout
.125 max panel thickness
rear panel mount
Recommended panel cutout
.125 max panel thickness
front panel mount
46
Rev. 04.04.18
© 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
COTS EQUIVALENT
MIL-DTL-38999 Series IV, Breech Coupling
234-105-42 box mount receptacle
with rear release crimp contacts
SERIES IV ENVIRONMENTAL
COTS Part Number Development
Sample Part Number
Series / Basic Part No.
234-105-42
= Environmental, box mount receptacle
Material/Finish
Shell Size
Insert Arrangement
Contact Style
Polarization
ME
= Aluminum, electroless nickel, conductive, -65°C to +200°C
NF
= Aluminum, cadmium olive drab, conductive, -65°C to +175°C
MA†
= Aluminum, electroless nickel, conductive, -65°C to +200°C (space-grade)
11, 13, 15, 17, 19, 21, 23, 25
Per MIL-STD-1560; See reference information section for details
P
= Pin Insert
S
= Socket Insert
A
= Pin Gender, Less Contacts
B
= Socket Gender, Less Contacts
234-105-42
NF
11
-35
P
N
N
(Normal),
A, B, C, D, K, L, M, R;
see polarization position position table
† Connectors must be ordered with “MA” finish and modification code “-186T” to conform to the thermal vacuum outgassing requirements of Class G.
Additional material/finish options are available, consult factory for ordering information.
Dimesions
Shell Size
11
13
15
17
19
21
23
25
Shell Size
Code
B
C
D
E
F
G
H
J
ØA
.579 (14.71)
.563 (14.30)
.693 (17.60)
.677 (17.20)
.819 (20.80)
.803 (20.40)
.945 (24.00)
.929 (23.60)
1.051 (26.70)
1.035 (26.29)
1.173 (29.79)
1.157 (29.39)
1.299 (32.99)
1.283 (32.59)
1.425 (36.20)
1.409 (35.79)
B Bsc
.812 (20.62)
.906 (23.02)
.969 (24.61)
1.062 (26.98)
1.156 (29.36)
1.250 (31.76)
1.375 (34.93)
1.500 (38.10)
.134 (3.4)
.114 (2.9)
.157 (4.00)
.142 (3.60)
.102 (2.6)
.083 (2.1)
.138 (3.50)
.122 (3.10)
C
ØD
ØF
.535 (13.59)
.520 (13.21)
.650 (16.51)
.634 (16.10)
.772 (19.61)
.756 (19.20)
.898 (22.81)
.882 (22.40)
1.004 (25.50)
.988 (25.10)
1.130 (28.70)
1.114 (28.30)
1.256 (31.90)
1.240 (31.50)
1.378 (35.00)
1.362 (34.59)
ØJ
.509 (12.93)
.634 (16.10)
.759 (19.28)
.885 (22.48)
1.009 (25.63)
1.134 (28.80)
1.259 (31.98)
1.384 (35.15)
ØK
.793 (20.15)
.778 (19.76)
.919 (23.35)
.904 (22.96)
1.044 (26.52)
1.029 (26.13)
1.170 (29.72)
1.115 (28.33)
1.294 (32.87)
1.279 (32.48)
1.419 (36.05)
1.404 (35.66)
1.544 (39.22)
1.332 (33.83)
1.669 (42.40)
1.654 (42.01)
S
1.051 (26.7)
1.008 (25.6)
1.146 (29.1)
1.102 (28.0)
1.240 (31.5)
1.197 (30.4)
1.335 (33.9)
1.291 (32.8)
1.461 (37.1)
1.417 (36.0)
1.583 (40.2)
1.539 (39.1)
1.709 (43.4)
1.665 (42.3)
1.835 (46.6)
1.791 (45.5)
Panel Cut-Out Dimesions
Shell
Size
11
13
15
17
19
21
23
25
Shell
Size
Code
B
C
D
E
F
G
H
J
Rear Panel
Mount
ØK
.796 (20.22)
.922 (23.42)
1.047 (26.59)
1.219 (30.96)
1.297 (32.94)
1.422 (36.12)
1.547 (39.29)
1.672 (42.47)
Front Panel
Mount
ØKK
.625 (15.88)
.750 (19.05)
.906 (23.01)
1.016 (25.81)
1.141 (28.98)
1.266 (32.16)
1.375 (34.92)
1.484 (37.69)
BB
BSC
.812 (20.62)
.906 (23.01)
.969 (24.61)
1.062 (26.97)
1.156 (29.36)
1.250 (31.75)
1.375 (34.92)
1.500 (38.10)
.159 (4.04)
.149 (3.78)
.155 (3.94)
.145 (3.68)
ØDD
Additional Material/Finish Options
Finish Code
Description
G2
Aluminum, anodize, hardcoat
Aluminum, zinc nickel, black
ZR
(tri-valent cr)
MT
.133 (3.38)
.123 (3.12)
MA†
ZL‡
Z1‡
Aluminum, nickel PTFE
Aluminum, electroless nickel
(space-grade)
Stainless steel, electro-deposited nickel
Stainless steel, passivated
‡ Available in receptacle only, not firewall rated.
© 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
47
Rev. 04.04.18
