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Control Transformer Synchro

NSN: 5990-00-099-0699 | Model: M20708/79-02C
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
5990-00-099-0699
DEMIL
Yes - ITAR Controlled (Code D)
Body Material
Steel, stainless
Body Style
Standard round a
Pilot Diameter
Between 0.4995 inches and 0.5000 inches
Overall Length
1.6150 inches
Flange Diameter
Between 0.7450 inches and 0.7500 inches
Flange Thickness
0.0620 inches
Undercut Diameter
0.6870 inches
Undercut Width
0.0620 inches
Shaft Diameter
0.0895 inches single shaft and 0.0900 inches single shaft
Shaft Length
0.5500 inches single shaft
Fragility Factor
Moderately rugged
Maximum Tempurature Rise
10.0 degrees celsius
Body Size
8
Stator Input Voltage Rating In Volts
10.2
Stator Input Current Rating
23.0 milliamperes
Stator Input Electrical Power Rating
0.053 watts
Frequency In Hertz
400.0
Zso Impedance Magnitude In Ohms
Between 444.00 and 70.00
Zso Impedance Angle In Deg
Between 76.00 and 81.00
Zrs Impedance Magnitude In Ohms
Between 830.00 and 940.00
Zrs Impedance Angle In Deg
Between 16.00 and 20.00
Phase Shift Angle In Deg
8.000 input to output
Maximum Fundamental Null Voltage In Millivolts Per Volt
25.00 output
Maximum Total Null Voltage Output In Millivolts Per Volt
30.00
Electrical Error Angular Range In Minutes
-7.0 to 7.0
Torque Gradient Per Angular Deg
0.040 inch-ounces
Pilot Length
0.0620 inches
Mounting Surface To Terminal End Distance
1.2400 inches
Terminal Location
Rear
Shaft Slot Depth
0.0250 inches single shaft
Shaft Slot Width
0.0200 inches single shaft
Shaft Type
Round, slotted single shaft
Transformation Ratio
2.203 rotor to stator
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 wire lead
Specification Data
81349-mil-s-20708/79 government specification

Pricing and Availability

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NSN 5990-00-099-0699 Datasheet

Supply Class (FSC):
Synchros And Resolvers
Cross Reference:
  • M20708/79-02C
  • AS20708/79
  • 26V-08CT4C
  • 8CT380D68M
  • 26V-08CT4C
  • 26V-08CT4C/79-02C
  • 26V-08CT4C
  • MIL-S-20708/79
  • M20708/79-002
  • MS20708-79D002
Cage Codes:
  • Military Specifications (CAGE 81349)
  • Sae Customer Service (CAGE 0VH01)
  • Api Harowe Inc (CAGE 06989)
  • Moog Inc. (CAGE 99932)
  • Kearfott Corporation (CAGE 88818)
  • Military Standards (CAGE 96906)
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
    Z
  • 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 $1,410.17 to $2,350.28..
Does NSN 5990-00-099-0699 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, Australia, and Netherlands
What is the NIIN of NSN 5990-00-099-0699?
000990699 or 00-099-0699
Does NSN 5990-00-099-0699 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-099-0699?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 13, 1972