Size 8 Concentric Twinax Socket
D38999
Ser. I, III, IV
Size #8 Concentric Twinax Socket for MIL-DTL-38999 Series I, III and IV Connectors
These #8 concentric twinax socket contacts accept MIL-STD-1553 data bus twinax cable. Center
and intermediate contacts are rated at 1 amp, the outer contact 12 amps. DWV rating is 500 Vac
rms sea level, 125 Vac at 70,000 feet. Operating frequency is 0-20 MHz. Contacts are packaged
individually and shipped unassembled with instruction sheet. One contact consists of outer
contact , fluorocarbon dielectric, inner contact , intermediate contact and shield crimp bushing.
All contacts are gold-plated copper alloy. Approved to SAE AS39029. 5000 megohm insulation
resistance. Mates with: M39029/113.
Type
Socket
Table II - Tool
(Insertion and Extraction)
M81969/14-12
Cable
Accommodation Part Number
M17/176-00002
853-004-08-628
Military Part
Number
M39029/114-628
1st
Blue
Color Band
2nd
3rd
Red
Violet
Table III Tools (Crimping)
Center Contact Tooling
Basic Crimping
Tool
M22520/2-01
Contact
Positioner
M22520/2-37
Intermediate Contact Tooling Outer Crimp Sleeve Tooling
Basic Crimping
Tool
M22520/5-01
Die Part No.
M22520/5-105
Basic Crimping
M22520/5-01
Die Part No.
M22520/5-105
.90±.03
Ø .15 Min
Ø .26 Min
Hot Melt
Adhesive
.25
Nom
+.03
.56 -.01
Ø .314 +.002
-.001
Ø .274 +.002
-.003
Ø .257 Max
After Crimping
.540
.344
.033
.029
-B-
+.006
.625 -.000
.597 Min to Point of Engagement of
Outer Socket with a Ø.218 Basic Pin
.586 Min to Point of Engagement of
Inner Socket with a Ø.240 Basic Pin
.900
.840
After Termination
Including Ferrule
.625±.005 End of
Intermediate Pin
Mates With
Ø.218±.001 Pin
See Detail-A
.288
.284
-A-
.114
Ø .112
Mates With
Ø.0240±.0005 Pin
Heat Shrink Boot
(Not to Scale)
.186 Min
60°±3°
+.000
R.023 -.055
Ø .055
Min
.191
Min
.030
.000
Insulator Recess
DETAIL-A
Ø .034±.002
Insulator Opening
.002
M
Material and Finish
M
A
B
Contact Body: Copper Alloy/Gold Plated
Inner and Intermediate Contacts: Copper Alloy/Gold Plated
Crimp Sleeve: Copper Alloy/Gold Plated
Insulator: PEEK and PTFE (Teflon)
CAGE Code 06324
Printed in U.S.A.
© 2011 Glenair, Inc.
GLENAIR, INC.
•
1211 AIR WAY
•
GLENDALE, CA 91201-2497
•
818-247-6000
•
FAX 818-500-9912
www.glenair.com
E-Mail: sales@glenair.com
B-25
Shielded
Contacts
M39029/114
853-004
B
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