Control Transformer Synchro NSN 5990-00-924-4167

Item Description

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: 5990-00-924-4167

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Features and Characteristics

Body Material

Steel, stainless

Body Style

Standard round c

Shoulder Diameter

Between 1.3115 inches and 1.3120 inches

Pilot Diameter

Between 0.8745 inches and 0.8750 inches

Overall Length

3.0630 inches

Flange Diameter

Between 1.4320 inches and 1.4370 inches

Flange Thickness

0.0930 inches

Undercut Diameter

1.3120 inches

Undercut Width

0.0780 inches

Shaft Diameter

0.1870 inches single shaft and 0.1872 inches single shaft

Shaft Length

0.5400 inches single shaft

Fragility Factor

Moderately rugged

Maximum Tempurature Rise

10.0 degrees celsius

Body Size

Stator Input Voltage Rating In Volts

90.0

Stator Input Current Rating

13.0 milliamperes

Stator Input Electrical Power Rating

210.0 milliwatts

Frequency In Hertz

60.0

Zso Impedance Magnitude In Ohms

Between 6000.00 and 7500.00

Zso Impedance Angle In Deg

Between 78.00 and 82.00

Zrs Impedance Magnitude In Ohms

Between 1300.00 and 1650.00

Zrs Impedance Angle In Deg

Between 1300.00 and 1800.00

Phase Shift Angle In Deg

9.000 input to output

Maximum Fundamental Null Voltage In Millivolts Per Volt

65.00 output

Maximum Total Null Voltage Output In Millivolts Per Volt

45.00

Electrical Error Angular Range In Minutes

-6.0/+6.0

Spline Tooth Quantity

21 single shaft

Torque Gradient Per Angular Deg

0.050 inch-ounces

Alignment Hole Quantity

Pilot Length

0.0400 inches

Shoulder Length

0.1320 inches

Mounting Surface To Terminal End Distance

2.5230 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

Terminal Location

Rear

Shaft Thread Length

0.1850 inches single shaft

Shaft Type

Spline w/threads single shaft

Alignment Hole Depth

0.1250 inches

Transformation Ratio

0.735 rotor to stator

Alignment Hole Bolt Circle Diameter

1.1000 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

Specification Data

81349-mil-s-20708/21 government specification

FSC

5990 Synchros And Resolvers

NIIN

009244167

NSN

5990009244167

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

18CT4

Cage Code:

81349

Status:

MSDS:

Part Number:

M20708/21-01D

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-S-20708/21

Cage Code:

81349

Status:

MSDS:

Part Number:

15CT6D

Cage Code:

81349

Status:

MSDS:

Part Number:

1998307

Cage Code:

56289

Status:

MSDS:

Part Number:

M20708/21-001

Cage Code:

81349

Status:

MSDS:

Part Number:

M20708/21A-001

Cage Code:

81349

Status:

MSDS:

Part Number:

M20708/504-001

Cage Code:

81349

Status:

MSDS:

Part Number:

AS20708/21-01D

Cage Code:

81343

Status:

MSDS:

Part Number:

AS20708/21

Cage Code:

81343

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 9014900000
NAICS: 334511
SITC: 87412
Description: Parts & accessories for direction finding compasses and other navigational instruments and appliances
End Use (Code 22220):
Marine engines, parts

Q & A

Frequently asked questions for NSN 5990-00-924-4167

What are the manufacturers of nsn 5990009244167?

Military Specifications (81349)
Sprague Electric Co (56289)
Society Of Automotive Engineers Inc (81343)

Does this nsn 5990009244167 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5990009244167
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.

Does nsn 5990009244167 contain any precious metals?
No precious metal content.

Does nsn 5990009244167 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5990009244167?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

15289

FIIG:

A07800

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
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