Control Transformer Synchro NSN 5990-00-677-6487

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: 5990-00-677-6487

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Features and Characteristics

Body Material

Steel, corrosion resisting

Body Style

Standard round, rotatable stator b

Shoulder Diameter

Between 1.5615 inches and 1.5620 inches

Pilot Diameter

Between 0.9370 inches and 0.9375 inches

Overall Length

3.8400 inches

Flange Diameter

Between 1.7490 inches and 1.7500 inches

Flange Thickness

0.0930 inches

Undercut Diameter

Between 1.6220 inches and 1.6250 inches

Undercut Width

0.0780 inches

Body Diameter

1.9000 inches

Shaft Diameter

0.1870 inches single shaft and 0.1872 inches single shaft

Shaft Length

0.5550 inches single shaft

Body Size

Stator Input Voltage Rating In Volts

90.0

Stator Input Current Rating

20.0 milliamperes

Stator Input Electrical Power Rating

350.0 milliwatts

Frequency In Hertz

60.0

Phase Shift Angle In Deg

20.000 input to output

Maximum Fundamental Null Voltage In Millivolts Per Volt

30.00 output

Maximum Total Null Voltage Output In Millivolts Per Volt

60.00

Electrical Error Angular Range In Minutes

-6.0/+6.0

Spline Tooth Quantity

21 single shaft

Torque Gradient Per Angular Deg

0.150 inch-ounces

Pilot Length

0.0400 inches

Shoulder Length

0.1320 inches

Mounting Surface To Terminal End Distance

3.3000 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

0.2000 inches single shaft

Shaft Type

Spline w/threads single shaft

Transformation Ratio

0.735 rotor to stator

Shaft Thread Size

0.185 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

FSC

5990 Synchros And Resolvers

NIIN

006776487

NSN

5990006776487

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

19CTB6B

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-S-20708/42

Cage Code:

81349

Status:

MSDS:

Part Number:

2030640

Cage Code:

10001

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 5990-00-677-6487

What are the manufacturers of nsn 5990006776487?

Military Specifications (81349)
Navair And Navsea Managed (10001)

Does this nsn 5990006776487 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5990006776487
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 5990006776487 contain any precious metals?
Precious metal content is unknown.

Does nsn 5990006776487 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5990006776487?
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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