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Control Transformer Synchro

NSN: 5990-00-060-2321 | Model: 24536-001
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
5990-00-060-2321
DEMIL
Yes - ITAR Controlled (Code B)
Body Material
Steel, stainless
Body Style
Standard round d
Shoulder Diameter
Between 1.9850 inches and 1.9900 inches
Pilot Diameter
0.5950 inches
Second Shoulder Diameter
Between 1.9985 inches and 1.9995 inches
Second Shoulder Length
0.1700 inches
Overall Length
4.2990 inches
Flange Diameter
Between 2.2490 inches and 2.2500 inches
Flange Thickness
0.2500 inches
Body Diameter
1.9900 inches
Shaft Diameter
0.2403 inches single shaft and 0.2405 inches single shaft
Shaft Length
0.7190 inches single shaft
Fragility Factor
Moderately rugged
Maximum Tempurature Rise
10.0 degrees celsius
Body Size
23
Stator Input Voltage Rating In Volts
90.0
Stator Input Current Rating
18.5 milliamperes
Stator Input Electrical Power Rating
400.0 milliwatts
Frequency In Hertz
60.0
Zso Impedance Magnitude In Ohms
Between 4200.00 and 5100.00
Zso Impedance Angle In Deg
Between 70.00 and 76.00
Zrs Impedance Magnitude In Ohms
Between 1350.00 and 1650.00
Zrs Impedance Angle In Deg
Between 14.00 and 20.00
Phase Shift Angle In Deg
14.000 input to output
Maximum Fundamental Null Voltage In Millivolts Per Volt
30.00 output
Maximum Total Null Voltage Output In Millivolts Per Volt
45.00
Electrical Error Angular Range In Minutes
-6.0 to 6.0
Spline Tooth Quantity
22 single shaft
Actuator Friction Torque At Plus 25 Deg Celsius
0.20 inch-ounces
Shaft Radial Play Test Point
0.125 inches
Shaft Maximum Radial Play
0.0010 inches
Shaft End Play
0.0025 inches
Pilot Length
0.0430 inches
Shoulder Length
0.2500 inches
Aft Of First Flange Diameter
Between 1.9985 inches and 1.9995 inches
Mounting Surface To Terminal End Distance
3.5800 inches
Spline Tooth Diametral Pitch
96 single shaft
Shaft Maximum Runout
0.0008 inches
Shaft Thread Series Designator
Unf single shaft
Shaft Thread Direction
Right-hand single shaft
Shaft Thread Class
2a
Terminal Location
Rear
Shaft Thread Length
0.2900 inches single shaft
Shaft Type
Spline w/threads single shaft
Transformation Ratio
0.735 rotor to stator
Shaft Thread Size
0.250 inches single shaft
Test Data Document
81349-mil-s-20708 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
5 screw
Specification Data
81349-mil-s-20708/53 government specification

Pricing and Availability

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NSN 5990-00-060-2321 Datasheet

Supply Class (FSC):
Synchros And Resolvers
Cross Reference:
  • 24536-001
  • 737836-11
  • M20708-53-01
  • M20708/53-001
  • M20708/53-01D
  • VCT23-6N3
  • AS20708/53
  • 737836-11
  • 23CT6D
  • MIL-S-20708/53
  • 23M2E2Q
Cage Codes:
  • Hamilton Standard Electronics (CAGE 98853)
  • Lockheed Martin Corp (CAGE 49671)
  • Military Specifications (CAGE 81349)
  • General Dynamics Global Imaging (CAGE 10112)
  • Sae Customer Service (CAGE 0VH01)
  • Lockheed Martin Corporation (CAGE 02769)
  • Muirhead Aerospace Ltd (CAGE K0624)
Replacements:
  • 5990-00-060-2321 replaces 5990-00-020-1060
  • 5990-00-060-2321 replaces 5990-00-553-6712
  • 5990-00-060-2321 replaces 5990-00-883-8818
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:

    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:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • 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
    U
  • MGMT_CTL
    Q2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $10,772.39 to $17,953.98..
Does NSN 5990-00-060-2321 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 Army, Department Of The Air Force, Department Of The Navy, U.s. Coast Guard, Poland, Brazil, Spain, Israel, Singapore, Thailand, Australia, Canada, France, Republic Of Korea, Portugal, Italy, Denmark, Greece, and Turkey
What is the NIIN of NSN 5990-00-060-2321?
000602321 or 00-060-2321
Does NSN 5990-00-060-2321 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-060-2321?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 13, 1967