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Special<br />
Purpose<br />
857-028<br />
M39029/56 Type<br />
8 Gauge Socket Contact with PC Tails<br />
Mating<br />
End Size<br />
PC Tail<br />
Length<br />
(A Dim.)<br />
Overall<br />
Length<br />
(B Ref)<br />
Glenair Part<br />
Number<br />
.150 (3.8) 1.773 (45.0) 857-028-08-1<br />
8<br />
.225 (5.7) 1.848 (46.9) 857-028-08-2<br />
.325 (8.3) 1.948 (49.5) 857-028-08-3<br />
(B)<br />
.145<br />
Ø<br />
.141<br />
A<br />
.838<br />
.828<br />
D<br />
Ø .305<br />
Hood optional<br />
Material and Finish<br />
Contact Body: Copper alloy, plated with 50 microinches gold per ASTM B488 Type II code C<br />
over 50–100 microinches nickel IAW SAE AMS-QQ-N-290<br />
Notes<br />
This contact is designed IAW M39029/56 and is for use in special MIL-DTL-38999 Series III rear<br />
release contact retention systems using 8 gauge power contacts.<br />
Shoulder on PC tail to protrude .030 (nominally) past the grommet seal or end of connector<br />
(jam nut type).<br />
© 2011 Glenair, Inc. CAGE Code 06324<br />
Printed in U.S.A.<br />
GLENAIR, INC. • 1211 AIR WAY • GLENDALE, CA 91201-2497 • 818-247-6000 • FAX 818-500-9912<br />
D-22<br />
www.glenair.com<br />
E-Mail: sales@glenair.com
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