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Differential Transmitter Synchro

NSN: 5990-00-924-3939 | Model: 11CDX4B
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
5990-00-924-3939
DEMIL
Yes - ITAR Controlled (Code B)
Body Material
Steel, stainless
Body Style
Standard round c
Shoulder Diameter
Between 0.9995 inches and 1.0000 inches
Pilot Diameter
Between 0.6245 inches and 0.6250 inches
Overall Length
2.4130 inches
Flange Diameter
Between 1.0570 inches and 1.0620 inches
Flange Thickness
0.0930 inches
Undercut Diameter
0.9370 inches
Undercut Width
0.0620 inches
Shaft Diameter
0.1870 inches single shaft and 0.1872 inches single shaft
Shaft Length
0.5620 inches single shaft
Maximum Tempurature Rise
20.0 degrees celsius
Body Size
11
Stator Input Voltage Rating In Volts
90.0
Stator Input Current Rating
49.0 milliamperes
Stator Input Electrical Power Rating
530.0 milliwatts
Frequency In Hertz
400.0
Zso Impedance Magnitude In Ohms
Between 1590.00 and 2050.00
Zso Impedance Angle In Deg
Between 79.00 and 85.00
Zrs Impedance Magnitude In Ohms
Between 470.00 and 570.00
Zrs Impedance Angle In Deg
Between 23.00 and 33.00
Phase Shift Angle In Deg
4.000 input to output
Maximum Fundamental Null Voltage In Millivolts Per Volt
60.00 output
Maximum Total Null Voltage Output In Millivolts Per Volt
90.00
Electrical Error Angular Range In Minutes
-7.0/+7.0
Spline Tooth Quantity
21 single shaft
Torque Gradient Per Angular Deg
0.070 inch-ounces
Alignment Hole Quantity
4
Pilot Length
0.0620 inches
Shoulder Length
0.0620 inches
Mounting Surface To Terminal End Distance
1.8510 inches
Spline Tooth Diametral Pitch
120 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
0.1900 inches single shaft
Shaft Type
Spline w/threads single shaft
Alignment Hole Depth
0.1250 inches
Transformation Ratio
1.154 rotor to stator
Alignment Hole Bolt Circle Diameter
0.8120 inches
Shaft Thread Size
0.1900 inches single shaft
Test Data Document
81349-mils20708 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And 81349-mils20708/81 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Terminal Type And Quantity
6 screw

Pricing and Availability

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NSN 5990-00-924-3939 Datasheet

Supply Class (FSC):
Synchros And Resolvers
Cross Reference:
  • 11CDX4B
  • MILS20708-81
  • Q 320 707 002
  • 11CDX4B
  • Q 320 707 002
  • X40-201-972
  • X40-201-972
Cage Codes:
  • Military Specifications (CAGE 81349)
  • Rheinmetall Soldier Electronics Gmb (CAGE C2463)
  • Muirhead Aerospace Ltd (CAGE K0624)
  • Rheinmetall Air Defence Ag (CAGE S3092)
  • Bofors Ab (CAGE S3715)
  • Bae Systems Bofors Ab (CAGE S3712)
Replacements:
  • 5990-00-924-3939 replaces 5990-00-785-3214
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

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
    S9e
  • AAC
    Y
  • Quantity per pack
    No qup
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9n-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $243.00 to $405.00..
Does NSN 5990-00-924-3939 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Austria, Spain, France, Germany, Italy, and Turkey
What is the NIIN of NSN 5990-00-924-3939?
009243939 or 00-924-3939
Does NSN 5990-00-924-3939 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-924-3939?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 20, 1966