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© 2016 Glenair, Inc • 1211 Air Way, Glendale, CA 91201 • 818-247-6000 • www.glenair.com • U.S. CAGE code 06324 • MIL-DTL-38999 Series III brochure

Dimensions in inches (millimeters) are subject to change without notice

QPL

MIL-DTL-38999 Series III Environmental connectors

D38999/20, /24, /26 Crimp contact series

How To Order - Mil-Spec

Sample Part Number

D38999/

20

W

A

35

P

N

Series / Basic Part No.

MIL-DTL-38999 Series III Environmental Connector

Connector Style

20 = Wall mount receptacle

24 = Jam nut receptacle

26 = Plug

Class (Material and Finish)

See Table I

Shell Size Code

A, B, C, D, E, F, G, H and J (per MIL-STD-1560)

Insert Pattern

See pages 4–9 (per MIL-STD-1560)

Contact Type

P = Pin, 500 cycles

S = Socket, 500 cycles

A = Pin insert, less standard contacts

B = Socket insert, less standard contacts

Alternate Polarization

A, B, C, D, E, N = Normal

PLUG WITH ACCESSORY THREADS

A

B

C

D

E

F

G

1.220 Max

JAM NUT RECEPTACLE AND WALL MOUNT RECEPTACLE

G

F

E

D

C

B

A

1.280 (32.51)

Max

.890 (22.61)

Max

.579 (14.71)

.555 (14.10)

.510 (12.95) Max

Fully Mated Indicator

Band Color: Red

1.240 (31.50)

Max

A

Thread

A

Thread

J

Thread

J

Thread

J

Thread

G

F

E

D

C

B

A

.510 (12.95)

Fully Mated Indicator

Band Color: Red