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Control Transformer Synchro

Model / MPN: 12DCT905-2177 | NSN: 5990-00-905-2177
ITAR Registered seal

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.

Product Details
NATO Stock Number
5990-00-905-2177
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Body Material
Steel, corrosion resisting
Body Style
Standard round, rotatable stator c
Overall Length
2.8450 inches
Flange Diameter
Between 1.1850 inches and 1.1910 inches
Flange Thickness
0.0950 inches
Undercut Width
0.0500 inches
Shaft Diameter
0.1200 inches single shaft
Shaft Length
0.5090 inches single shaft
Fragility Factor
Moderately rugged
Maximum Tempurature Rise
125.0 degrees celsius
Body Size
11
Stator Input Voltage Rating In Volts
10.2
Stator Input Current Rating
86.0 milliamperes
Stator Input Electrical Power Rating
170.0 milliwatts
Frequency In Hertz
400.0
Zro Resistance In Ohms
160.00
Zso Resistance In Ohms
25.00
Rotor Dc Resistance In Ohms
95.00
Stator Dc Resistance In Ohms
14.00
Maximum Total Null Voltage Output In Millivolts Per Volt
28.00
Spline Tooth Quantity
72 single shaft
Actuator Friction Torque At Minus 55 Deg Celsius
40.0 centimeter-grams
Actuator Friction Torque At Plus 25 Deg Celsius
12.0 centimeter-grams
Shaft Maximum Radial Play
0.0008 inches
Shaft End Play
0.0005 inches
Pilot Length
0.0635 inches
Shoulder Length
0.0635 inches
Mounting Surface To Terminal End Distance
0.0750 inches
Spline Tooth Diametral Pitch
72 single shaft
Shaft Maximum Runout
0.0008 inches
Terminal Location
Rear
Plus J Zro Reactance In Ohms
760.00
Plus J Zso Reactance In Ohms
130.00
Shaft Type
Spline w/threads single shaft
Shaft End Play Determining Weight
4.0 ounces
Terminal Type And Quantity
5 screw
12DCT905 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M015TB756 Synchro, Control Tra 1 EA 08/21/2015
SPE7MC17U0044 Synchro, Control Tra 15 EA 02/17/2017
SPE7MC17TD008 Synchro, Control Tra 10 EA 03/16/2017
SPE7MC17TG381 Synchro, Control Tra 10 EA 04/20/2017
SPE7M019T111V Synchro, Control Tra 1 EA 08/15/2019

Pricing and Availability

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12DCT905-2177 Cross Reference
  • AY975C1
  • AY975C1