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10-503140-032 Datasheet, PDF (294/437 Pages) Amphenol Corporation – The Interconnection Leader
FCTV – MIL-DTL-38999, Series III Composite Amphenol
Box Mount Receptacle
Aerospace
(Printed Circuit Board Mount)
PART # To complete, see how to order pages 288-289.
Filter Connector Shell
Connector
Designator
Filter Type
Finish
Shell
Style
Shell Size Type of Contact/
& Insert Arrg Keyway Position
21
78
X
2
XX-XX
X
S
2 PLACES
R1
2 PLACES
.673 ±.002
.132 ±.020
M
SEE NOTE 1
45°
21-78X2
B THREAD
(4) CORROSION RESISTANT STEEL
.112-40 UNC-3B SELF-LOCKING
CLINCH NUTS PER MIL-N-45938/6-4C
.005 M
K MAX.
PANEL THICKNESS
(4) CORROSION RESISTANT STEEL
.112-40 UNC-3B INSERTS
.005 M
W
2 PLACES
T
A
1. Standard tail for size 22 is  .020 ±.001 dia.
Standard tail for size 20 is  .030 ±.001 dia.
Shell
Size
A
Dia.
±.005
B Thread
Class 2A
0.1P-0.3L-TS
(Plated)
9 1.016
  .6250
11 1.148
  .7500
13 1.250
  .8750
15 1.375
1.0000
17 1.500
1.1875
19 1.625
1.2500
21 1.750
1.3750
23 1.875
1.5000
25 2.000
1.6250
All dimensions for reference only.
M
+.003
–.003
.770
.770
.770
.770
.770
.770
.738
.738
.738
K Max.
Panel
Thickness
.234
.234
.234
.234
.234
.234
.204
.204
.204
R1
TP
.719
.812
.906
.969
1.062
1.156
1.250
1.375
1.500
S
+.011
–.010
.938
1.031
1.125
1.219
1.312
1.438
1.562
1.688
1.812
PCB Mounting
Dimensions
T Dia.
W
TP
TP
.752
.532
.850
.601
.994
.703
1.119
.791
1.237
.875
1.379
.975
1.489 1.053
1.619 1.145
1.744 1.233
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com 293