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Differential Transmitter Synchro

NSN: 5990-01-084-8330 | Model: VTDX31-6N1
ITAR Registered seal

A synchro, the rotor of which is mechanically positioned for modifying electrical angular information, received from a transmitter synchro and transmitting to receiver synchro or control transformer synchro electrical information corresponding to the sum or difference of the electrical input angle and its rotor position angle. Does not include variable resistors, goniometers, variable transformers, or items with dials.

NSN Properties and Flags
NATO Stock Number
5990-01-084-8330
DEMIL
Yes - ITAR Controlled (Code D)
Body Material
Steel, corrosion resisting
Body Style
Standard round d
Shoulder Diameter
Between 2.6950 inches and 2.7000 inches
Pilot Diameter
0.2970 inches
Second Shoulder Diameter
Between 2.7490 inches and 2.7500 inches
Second Shoulder Length
0.3750 inches
Overall Length
5.3550 inches
Flange Diameter
Between 3.0990 inches and 3.1000 inches
Flange Thickness
0.2500 inches
Body Diameter
2.7000 inches
Shaft Diameter
0.2403 inches single shaft and 0.2405 inches single shaft
Shaft Length
0.6900 inches single shaft and 0.7100 inches single shaft
Maximum Tempurature Rise
18.0 degrees celsius
Body Size
31
Stator Input Voltage Rating In Volts
90.0
Stator Input Current Rating
725.0 milliamperes
Stator Input Electrical Power Rating
7.7 watts
Frequency In Hertz
60.0
Zrs Resistance In Ohms
44.00
Zrs Impedance Angle In Deg
27.00
Rotor Dc Resistance In Ohms
24.00
Stator Dc Resistance In Ohms
19.00
Phase Shift Angle In Deg
6.500 input to output
Electrical Error Angular Range In Minutes
-10.0/+10.0
Spline Tooth Quantity
22 single shaft
Actuator Friction Torque At Plus 25 Deg Celsius
0.50 inch-ounces
Torque Gradient Per Angular Deg
0.300 inch-ounces
Pilot Length
0.0300 inches
Shoulder Length
0.6150 inches
Aft Of First Flange Diameter
Between 2.7490 inches and 2.7500 inches
Mounting Surface To Terminal End Distance
4.4063 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
Terminal Location
Rear
Shaft Thread Length
0.3640 inches single shaft
Shaft Type
Spline w/threads single shaft
Transformation Ratio
1.154 rotor to stator
Shaft Thread Size
0.250 inches single shaft
Terminal Type And Quantity
6 screw

Pricing and Availability

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NSN 5990-01-084-8330 Datasheet

Supply Class (FSC):
Synchros And Resolvers
Cross Reference:
  • VTDX31-6N1
  • 555444
Cage Codes:
  • General Dynamics Global Imaging (CAGE 10112)
  • Ainslie Corporation (CAGE 14139)
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

A - Item does not contain precious metal.

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:

    590 - Generators 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)

  • LCL:

    Q - 70.0

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    N35
  • AAC
    V
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    7
  • MGMT_CTL
    7h--00-
  • Repariability
    If condemned or uneconomically repairable, then dispose at intermediate level.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $4,021.65 to $6,702.75..
Does NSN 5990-01-084-8330 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Turkey
What is the NIIN of NSN 5990-01-084-8330?
010848330 or 01-084-8330
Does NSN 5990-01-084-8330 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-01-084-8330?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Oct 25, 1979