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10-503140-032 Datasheet, PDF (317/437 Pages) Amphenol Corporation – The Interconnection Leader
AmpAheeronspoacle
FLJT – MIL-DTL-38999, Series I
Jam Mounting Receptacle - Aluminum
(Printed Circuit Board Mount)
PART #
To complete,
see how to order
pages 288-289.
Filter Connector Shell
Connector Filter Type Finish
Designator
21
57
X
21
57
X
Shell
Style
4
7
Shell Size Type of Contact/
& Insert Arrg Keyway Position
XX-XX
X
XX-XX
X
1.183
±.005
.110
.932
+.000
–.010
N
45°
RR THREAD
(4) CORROSION
RESISTANT STEEL
HELICAL COIL WITH
LOCKING THREADS
.112-40 UNC-3B INSERTS
SPANNER NUT
.125
±.005
.005 M
.836
±.005
W
.110
.575 ±.010
.326 ±.002
S
SEE NOTE 1
B
2 PLACES
21-57X4
.075 MAX.
BULKHEAD
.326 ±.002
.673 ±.002
S
B
N
2 PLACES
21-57X7
RR THREAD
SPANNER NUT
.125
±.005
SEE NOTE 1
.075 MAX.
BULKHEAD
Note 1. Standard tail for size 22 is  .020 ±.001 dia.
Standard tail for size 20 is  .030 ±.001 dia.
Plug movement required to clear FLJT receptacles:  .625 min.
Shell
Size
11
B
Dia.
±.005
1.062
N
Dia.
+.001
–.005
  .700
S
±.020
.132
W
  .850
13
1.250
  .850
.132
  .994
15
1.375
  .975
.132
1.119
17
1.500
1.100
.132
1.237
19
1.625
1.207
.132
1.379
21
1.750
1.332
.132
1.489
23
1.875
1.457
.132
1.619
25
2.000
1.582
.132
1.744
All dimensions for reference only.
RR
Thread
UNEF-2A
  .8125-20
1.0000-20
1.1250-20
1.2500-18
1.3750-18
1.5000-18
1.6250-18
1.7500-18
316 Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com