10-503140-032 Datasheet, PDF (323/437 Pages) Amphenol Corporation – The Interconnection Leader

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FBL MIL-DTL-38999, Series IV
Circular Filters
Components designed to meet the severe mechanical and
environmental requirements of MIL-DTL-38999 Series III are
now available to Series IV users. Modifications of the con-
nector are available with EMP protection, incorporating
MOV’s, diodes or a combination of both.
• Intermateable with MIL-DTL-38999 Series IV plugs
• Maintains all the features of standard MIL-DTL-38999 Series
IV receptacles
• Scoop-proof pins provide contact protection
• Uses insert patterns from MIL-DTL-38999 Series III
FBL
Shell
Size
11
13
15
17
19
21
23
25
FBL Master Key/Keyway Rotation
Receptacle Key Position
Main Key
Receptacle/Basic
PP°
44°28’
QQ°
151°6’
RR°
208°54’
SS°
315°32’
Socket
Contact T₁
.075
Pin
Contact
T₂
.109
44°25’ 150°31’ 209°29’ 315°35’ .076
.112
44°33’ 150°24’ 209°36’ 315°27’ .096
.132
44°36’ 150°22’ 209°38’ 315°24’ .096
.134
44°33’ 150°27’ 209°33’ 315°27’ .117
.154
44°34’ 150°23’ 209°37’ 315°26’ .118
.155
44°34’ 150°20’ 209°40’ 315°26’ .138
.176
44°42’ 150°22’ 209°48’ 315°18’ .139
.177
Polarity Dimensions
Key and Keyway
Arrangement
N
A
B
C
D
K
XX°
110°
100°
90°
80°
70°
120°
YY°
250°
260°
270°
280°
290°
255°
T₁ or
PP_˚
T₂
SS_˚
XX_˚
QQ_˚
YY_˚
RR_˚
RELATIVE POSSIBLE POSITION
OF KEYWAYS
(front face of receptacle shown)
322 Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com