Model: 4123-20-02

Transmitter Synchro

Properties:

Body Style
Standard round b
Shoulder Diameter
Between 0.9995 inches and 1.0000 inches
Pilot Diameter
Between 0.6245 inches and 0.6250 inches
Overall Length
2.3820 inches
Flange Diameter
Between 1.0590 inches and 1.0620 inches
Flange Thickness
0.0930 inches
Undercut Width
0.0500 inches
Shaft Diameter
0.1198 inches single shaft and 0.1200 inches single shaft
Shaft Length
0.5850 inches single shaft and 0.6150 inches single shaft
Maximum Tempurature Rise
12.0 degrees celsius
Body Size
11
Rotor Input Voltage Rating In Volts
26.0
Frequency In Hertz
400.0
Rotor Input Current Rating
302.0 milliamperes
Rotor Input Electrical Power Rating
1.3 watts
Zro Resistance In Ohms
Between 13.20 and 19.80
Zso Resistance In Ohms
Between 2.96 and 4.44
Zrs Resistance In Ohms
Between 16.80 and 25.20
Maximum Fundamental Null Voltage In Millivolts Per Volt
20.00 output
Maximum Total Null Voltage Output In Millivolts Per Volt
30.00
Electrical Error Angular Range In Minutes
-5.0/+5.0
Actuator Friction Torque At Minus 55 Deg Celsius
16.00 centimeter-grams
Actuator Friction Torque At Plus 25 Deg Celsius
4.00 centimeter-grams
Shaft Maximum Radial Play
0.0005 inches
Shaft End Play
Between 0.0005 inches and 0.0015 inches
Pilot Length
Between 0.0590 inches and 0.0650 inches
Mounting Surface To Terminal End Distance
1.7060 inches
Terminal Location
Rear
Plus J Zro Reactance In Ohms
Between 85.00 and 115.00
Plus J Zso Reactance In Ohms
Between 15.30 and 20.70
Plus J Zrs Reactance In Ohms
Between 6.80 and 9.20
Shaft Type
Round single shaft
Transformation Ratio
0.454 rotor to stator
Shaft Radial Play Determining Weight
4.0 ounces
Shaft End Play Determining Weight
16.0 ounces
Terminal Type And Quantity
5 tab w/screw
NSN
5990-00-842-6736
Part Number
4123-20-02
Description
Synchro,transmitter
CAGE
58880

A synchro consisting of a stator and rotor inductively coupled. The electrical output of the stator into a receiver synchro, a control transformer or differential synchro is dependent upon the position of its rotor. Does not include variable resistors, goniometers, variable transformers, or items with dials.

Part 4123-20-02 NSN 5990-00-842-6736

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02073
FIIG:
A07800
Concept No.:
1
App. Key:
H
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
N

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
3.3 X 1.8 X 1.8
Paclk Weight:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
99
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
590
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9014900000
  • SITC: 87412
  • End Use: Marine engines, parts
  • NAICS: 334511
  • USDA: 1

Freight Class: Parts & accessories for direction finding compasses and other navigational instruments and appliances

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