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10-503140-032 Datasheet, PDF (306/437 Pages) Amphenol Corporation – The Interconnection Leader
FJTP – MIL-DTL-38999, Series II
Box Mounting Receptacle - Aluminum
(Back Panel Mounting)
Amphenol
Aerospace
PART #
To complete,
see how to order
pages 288-289.
Filter Connector Shell
Connector
Designator
Filter Type
Finish
21
34
X
21
39
X
21
38
X
Shell
Style
2
2
2
Shell Size Type of Contact/
& Insert Arrg Keyway Position
XX-XX
X
XX-XX
X
XX-XX
X
S
R
SR
T
4 HOLES
.005 M
+.000
.447 –.005
WN
P
Z
MAX.
K
21-34X2 (MS27508)
21-39X2 (MS27508)
.322
+.000
–.005
.505
+.006
–.000
+.000
.447 –.005
1.066
MAX.
P
Z
MAX.
WN
21-38X2 (MS27508)
K
.322
+.000
–.005
.505
+.006
–.000
1.542
MAX.
Plug movement required to clear FJT receptacles:  .281 min.
Shell
Size
K
Dia.
+.000
–.007
N
Dia
+.001
–.005
P
Max.
Panel
Thickness
8   .438   .473
.147
10   .562   .590
.152
12   .688   .750
.152
14   .812   .875
.152
16   .938 1.000
.152
18 1.062 1.125
.152
20 1.188 1.250
.179
22 1.312 1.375
.179
24 1.438 1.500
.179
All dimensions for reference only.
R
(TP)
  .594
  .719
  .812
  .906
  .969
1.062
1.156
1.250
1.375
S
+.011
–.010
  .812
  .938
1.031
1.125
1.219
1.312
1.438
1.562
1.688
T
Dia.
±.005
.120
.120
.120
.120
.120
.120
.120
.120
.147
W
Dia.
+.001
–.005
  .516
  .633
  .802
  .927
1.052
1.177
1.302
1.427
1.552
SHORT SHELL
VHF/UHF/MF Filters
LONG SHELL
HF Filters
Size 16 or
16 & 20
Contacts
Z Max.
.900
.900
.900
Size 20
or 22
Contact
Z Max.
.875
.875
.875
Size 16 or
16 & 20
Contacts
Z Max.
1.385
1.385
1.385
Size 20
Contact
Z Max.
1.285
1.285
1.285
.900
.875
1.385
1.285
.900
.875
1.385
1.285
.900
.875
1.385
1.285
.900
.875
1.385
1.285
.900
.875
1.385
1.285
.900
.875
1.385
1.285
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com 305