Model: 45-4277-03

Control Transformer Synchro

Properties:

Body Material
Steel, stainless
Body Style
Standard round a
Pilot Diameter
Between 0.4995 inches and 0.5000 inches
Overall Length
Between 1.6980 inches and 1.7240 inches
Flange Diameter
Between 0.7490 inches and 0.7500 inches
Flange Thickness
0.0620 inches
Undercut Diameter
Between 0.6880 inches and 0.6910 inches
Undercut Width
0.0620 inches
Shaft Diameter
0.0895 inches single shaft and 0.0900 inches single shaft
Shaft Length
0.4710 inches single shaft
Body Size
8
Stator Input Voltage Rating In Volts
11.8
Stator Input Current Rating
30.0 milliamperes
Stator Input Electrical Power Rating
75.0 milliwatts
Frequency In Hertz
400.0
Zro Resistance In Ohms
446.00
Zso Resistance In Ohms
75.00
Zrs Resistance In Ohms
548.00
Rotor Dc Resistance In Ohms
300.00
Stator Dc Resistance In Ohms
65.00
Phase Shift Angle In Deg
8.500 input to output
Maximum Total Null Voltage Output In Millivolts Per Volt
30.00
Electrical Error Angular Range In Minutes
-7.0/+7.0
Actuator Friction Torque At Minus 55 Deg Celsius
6.0 centimeter-grams
Actuator Friction Torque At Plus 25 Deg Celsius
3.0 centimeter-grams
Pilot Length
0.0400 inches
Mounting Surface To Terminal End Distance
1.2400 inches
Terminal Location
Rear
Plus J Zro Reactance In Ohms
1887.00
Shaft Slot Depth
0.0210 inches single shaft and 0.0310 inches single shaft
Plus J Zso Reactance In Ohms
349.00
Shaft Slot Width
0.0200 inches single shaft and 0.0300 inches single shaft
Plus J Zrs Reactance In Ohms
177.00
Shaft Type
Round, slotted single shaft
Transformation Ratio
2.550 rotor to stator
Terminal Type And Quantity
5 wire lead
NSN
5990-00-444-9993
Part Number
45-4277-03
Description
Synchro,control Transformer
CAGE
99932

A synchro consisting of a stator and rotor inductively coupled. The electrical output of the rotor is dependent upon both the position of the rotor and the electrical input to the stator from a transmitter synchro or a differential synchro. Does not include variable resistors, goniometers, or variable transformers.

Part 45-4277-03 NSN 5990-00-444-9993

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15289
FIIG:
A07800
Concept No.:
1
App. Key:
B
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:
U
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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