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Transmitter Synchro

NSN: 5990-00-978-4936 | Model: 11TX-336-G-3

A synchro consisting of a stator and rotor inductively coupled. The electrical output of the stator into a receiver synchro, a control transformer or differential synchro is dependent upon the position of its rotor. Does not include variable resistors, goniometers, variable transformers, or items with dials.

NSN Properties and Flags
NATO Stock Number
5990-00-978-4936
DEMIL
NO
Body Material
Steel, corrosion resisting
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
2.3560 inches
Flange Diameter
Between 1.0570 inches and 1.0620 inches
Flange Thickness
0.0930 inches
Undercut Diameter
0.9750 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
25.0 degrees celsius
Body Size
11
Rotor Input Voltage Rating In Volts
115.0
Frequency In Hertz
400.0
Rotor Input Current Rating
60.0 milliamperes
Rotor Input Electrical Power Rating
1.0 watts
Zss Impedance Magnitude In Ohms
Between 180.00 and 250.00
Zss Impedance Angle In Deg
Between 20.00 and 28.00
Phase Shift Angle In Deg
6.000 input to output
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
1.7940 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 single shaft
Terminal Location
Rear
Shaft Thread Length
0.1970 inches single shaft
Shaft Type
Spline w/threads single shaft
Alignment Hole Depth
0.1250 inches
Transformation Ratio
0.783 rotor to stator
Alignment Hole Bolt Circle Diameter
0.8120 inches
Shaft Thread Size
0.190 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
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7MC15T9847 2015-05-11 PLCLX 17 EA

Inventory Check

The last inventory check on this NSN was done on 07/11/2023. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 4
  • New: 1

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 5990-00-978-4936 Datasheet

Supply Class (FSC):
Synchros And Resolvers
Cross Reference:
  • 11TX-336-G-3
  • M20708/4-001
  • M20708/4-01C
  • MIL-S-20708/4
  • 11TX4C
  • 11TX4C
  • 11TX4C001
  • M20708-4C001
  • MILS20708-4C
  • M20708-4-001
Cage Codes:
  • Api Harowe Inc (CAGE 06989)
  • Military Standards (CAGE 96906)
  • Military Specifications (CAGE 81349)
  • Kearfott Corporation (CAGE 05088)
Replacements:
  • 5990-00-978-4936 replaces 5990-00-321-0574
  • 5990-00-978-4936 replaces 5990-00-538-5996
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:

    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
    3b-----
  • Repariability
    When repair is beyond lower level maintenance capability, evacuate the item to depot. disposal is not authorized below wholesale level.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $880.51 to $1,467.52..
Does NSN 5990-00-978-4936 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 Air Force, Department Of The Navy, Poland, Spain, Australia, Canada, Netherlands, Italy, Greece, and Turkey
What is the NIIN of NSN 5990-00-978-4936?
009784936 or 00-978-4936
Does NSN 5990-00-978-4936 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-978-4936?
Solicitation SPE7MC15T9847 for qty 17 on 05/01/2015
When was this national stock number assigned to the federal catalog?
Oct 12, 1966