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Control Transformer Synchro

NSN: 5990-00-099-0758 | Model: VCT23-6U2
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.

NSN Properties and Flags
NATO Stock Number
5990-00-099-0758
DEMIL
Yes - ITAR Controlled (Code D)
Body Material
Steel, corrosion resisting
Body Style
Standard round c
Shoulder Diameter
1.9900 inches
Pilot Diameter
0.6000 inches
Overall Length
3.9320 inches
Flange Diameter
2.2500 inches
Flange Thickness
0.2500 inches
Undercut Diameter
1.9995 inches
Undercut Width
0.2030 inches
Shaft Diameter
0.2405 inches single shaft
Shaft Length
0.7320 inches single shaft
Fragility Factor
Moderately rugged
Body Size
23
Stator Input Voltage Rating In Volts
90.0
Stator Input Current Rating
20.0 milliamperes
Stator Input Electrical Power Rating
450.0 milliwatts
Frequency In Hertz
400.0
Zro Resistance In Ohms
212.00
Zso Resistance In Ohms
20.00
Zrs Resistance In Ohms
262.00
Rotor Dc Resistance In Ohms
750.00
Stator Dc Resistance In Ohms
1660.00
Phase Shift Angle In Deg
1.000 input to output
Maximum Fundamental Null Voltage In Millivolts Per Volt
40.00 input
Maximum Total Null Voltage Output In Millivolts Per Volt
60.00
Electrical Error Angular Range In Minutes
-6.0/+6.0
Spline Tooth Quantity
22 single shaft
Actuator Friction Torque At Minus 55 Deg Celsius
16.0 centimeter-grams
Actuator Friction Torque At Plus 25 Deg Celsius
6.0 centimeter-grams
Pilot Length
0.2000 inches
Shoulder Length
0.2250 inches
Mounting Surface To Terminal End Distance
3.1600 inches
Spline Tooth Diametral Pitch
96 single shaft
Shaft Thread Series Designator
Unf single shaft
Shaft Thread Direction
Right-hand single shaft
Shaft Thread Class
2a single shaft
Terminal Location
Rear
Shaft Thread Length
0.3860 inches single shaft
Plus J Zro Reactance In Ohms
408.00
Plus J Zso Reactance In Ohms
80.00
Plus J Zrs Reactance In Ohms
96.00
Shaft Type
Spline w/threads single shaft
Transformation Ratio
0.735 rotor to stator
Shaft Thread Size
0.185 inches single shaft
Terminal Type And Quantity
5 screw

Pricing and Availability

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NSN 5990-00-099-0758 Datasheet

Supply Class (FSC):
Synchros And Resolvers
Cross Reference:
  • VCT23-6U2
Cage Codes:
  • General Dynamics Global Imaging (CAGE 10112)
Schedule B & Trade:
  • Schedule B: 9014900000 (NAICS 334511)

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

  • SITC: 87412

    Parts and accessories of navigational instruments and appliances

  • End Use: 22220

    Marine engines, parts

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    062120 - Generators/motors/parts noi

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    7
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $4,885.35 to $8,142.26..
Does NSN 5990-00-099-0758 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, Spain, Republic Of Korea, and Greece
What is the NIIN of NSN 5990-00-099-0758?
000990758 or 00-099-0758
Does NSN 5990-00-099-0758 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-099-0758?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 13, 1972