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10-503140-032 Datasheet, PDF (308/437 Pages) Amphenol Corporation – The Interconnection Leader
FJTP – MIL-DTL-38999, Series II
Jam Nut Receptacle - Aluminum
(Minimum Penetration)
Amphenol
Aerospace
PART #
To complete,
see how to order
pages 288-289.
Filter Connector Shell
Connector
Designator
Filter Type
Finish
21
24
X
21
32
X
21
37
X
Shell
Style
4
4
4
Shell Size Type of Contact/
& Insert Arrg Keyway Position
XX-XX
X
XX-XX
X
XX-XX
X
3 LOCKWIRE HOLES
.044 DIA. MIN.
1.361
MAX.
PANEL THICKNESS
.062 -.603
S
2 PLACES
H
HEX
A•
T•
C
N
21-24 X 4
21-32 X 4
R
THREAD
3 LOCKWIRE HOLES
.044 DIA. MIN.
M
1.735
MAX.
Z MIN.
PANEL THICKNESS
.062 -1.000
N
21-37 X 4
R
THREAD
M1
Z MIN.
• “D” shaped mounting hole dimensions
Plug movement required to clear FJT receptacles:  .281 min.
Shell
Size
A•
Flat
+.000
–.010
C
Dia.
+.011
–.010
H
Hex
+.017
–.016
M
±.005
M1
±.005
8   .542 1.062   .750 1.220 1.594
10   .669 1.188   .875 1.220 1.594
12   .830 1.375 1.062 1.220 1.594
14   .955 1.500 1.188 1.220 1.594
16 1.084 1.625 1.312 1.220 1.594
18 1.208 1.750 1.438 1.220 1.594
20 1.333 1.938 1.562 1.188 1.563
22 1.459 2.062 1.688 1.188 1.563
24 1.575 2.188 1.812 1.188 1.563
All dimensions for reference only.
N
Dia
+.001
–.005
  .473
  .590
  .750
  .875
1.000
1.125
1.250
1.375
1.500
R
Thread
UNEF-2A
(Plated)
  .5625-24
  .6875-24
  .8750-20
1.0000-20
1.1250-18
1.2500-18
1.3750-18
1.5000-18
1.6250-18
S
+.011
–.010
  .938
1.062
1.250
1.375
1.500
1.625
1.812
1.938
2.062
T•
Dia.
+.010
–.000
  .572
  .697
  .844
1.007
1.134
1.259
1.384
1.507
1.634
SHORT SHELL
VHF/UHF/MF Filters
Size 16 or
16 & 20
Contacts
Z Max.
.000
.000
Size 20
Contact
Z Max.
.022
.022
Size 22
Contact
Z Max.
.057
.057
.000
.022
.057
.000
.022
.057
.000
.022
.057
.000
.022
.057
.000
.022
.057
.000
.022
.057
.000
.022
.057
LONG SHELL
HF Filters
Size 16 or
16 & 20
Contacts
Z Max.
Size 20
Contact
Z Max.
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
.000
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com 307