Model: 4277-46-01

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
1.3230 inches
Flange Diameter
Between 0.7490 inches and 0.7500 inches
Flange Thickness
Between 0.0570 inches and 0.0670 inches
Undercut Diameter
Between 0.6880 inches and 0.6910 inches
Undercut Width
Between 0.0570 inches and 0.0670 inches
Shaft Diameter
0.0080 inches single shaft and 0.0130 inches single shaft
Shaft Length
0.0770 inches single shaft and 0.0970 inches single shaft
Fragility Factor
Moderately rugged
Maximum Tempurature Rise
125.0 degrees celsius
Body Size
8
Stator Input Voltage Rating In Volts
11.8
Stator Input Current Rating
0.024 amperes
Stator Input Electrical Power Rating
0.055 watts
Frequency In Hertz
400.0
Zro Resistance In Ohms
600.00
Zso Resistance In Ohms
105.00
Zrs Resistance In Ohms
823.00
Rotor Dc Resistance In Ohms
450.00
Stator Dc Resistance In Ohms
105.00
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 0.0003 inches and 0.0008 inches
Pilot Length
0.0380 mils and 0.0480 centimeters
Mounting Surface To Terminal End Distance
1.2410 inches
Shaft Maximum Runout
0.0010 inches
Terminal Location
Rear
Plus J Zro Reactance In Ohms
2400.00
Plus J Zso Reactance In Ohms
415.00
Plus J Zrs Reactance In Ohms
272.00
Shaft Type
Round single shaft
Transformation Ratio
2.203 stator to rotor
Terminal Type And Quantity
5 wire lead
NSN
5990-01-385-6634
Part Number
4277-46-01
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 4277-46-01 NSN 5990-01-385-6634

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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:
060500
UFC:
81820
LTL:
NO RATING
LCL:
--
WCC:
72D
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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