Receiver-transmitter Synchro NSN 5990-00-441-7974

Item Description

A synchro having a dual purpose. It may be used in applications requiring either a receiver or transmitter. For synchros having a single purpose, see synchro, receiver and synchro, transmitter.

NSN: 5990-00-441-7974

Stock Availability

NSN 5990004417974 availability
(as of 04/22/2024).

NS: 2
NE: 1
OH: 1
AR: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Body Material

Steel, corrosion resisting

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

2.3270 inches

Flange Diameter

Between 1.4340 inches and 1.4370 inches

Flange Thickness

0.0930 inches

Undercut Diameter

1.3120 inches

Undercut Width

0.0780 inches

Shaft Diameter

0.1867 inches single shaft and 0.1872 inches single shaft

Shaft Length

0.5550 inches single shaft

Fragility Factor

Moderately rugged

Maximum Tempurature Rise

35.0 degrees celsius

Body Size

Rotor Input Voltage Rating In Volts

115.0

Frequency In Hertz

60.0

Rotor Input Current Rating

80.0 milliamperes

Rotor Input Electrical Power Rating

2.8 watts

Zss Impedance Magnitude In Ohms

920.00

Zss Impedance Angle In Deg

Between 10.00 and 18.00

Phase Shift Angle In Deg

20.000 input to output

Maximum Fundamental Null Voltage In Millivolts Per Volt

50.00 output

Maximum Total Null Voltage Output In Millivolts Per Volt

500.00

Electrical Error Angular Range In Minutes

-6.0/+6.0

Spline Tooth Quantity

21 single shaft

Receiver Error Angular Range In Minutes

-45.0/+45.0

Torque Gradient Per Angular Deg

0.030 inch-ounces

Alignment Hole Quantity

Pilot Length

0.0400 inches

Shoulder Length

0.1320 inches

Mounting Surface To Terminal End Distance

1.7720 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

0.2000 inches single shaft

Shaft Type

Spline w/threads single shaft

Alignment Hole Depth

0.1250 inches

Transformation Ratio

0.783 stator to rotor

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-20708/23 government specification

FSC

5990 Synchros And Resolvers

NIIN

004417974

NSN

5990004417974

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

M20708/23-01A

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-S-20708/23

Cage Code:

81349

Status:

MSDS:

Part Number:

15TRX6A

Cage Code:

81349

Status:

MSDS:

Part Number:

M20708/23-001

Cage Code:

81349

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 5990-00-441-7974

What are the manufacturers of nsn 5990004417974?

Military Specifications (81349)

Does this nsn 5990004417974 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5990004417974
A synchro having a dual purpose. it may be used in applications requiring either a receiver or transmitter. for synchros having a single purpose, see synchro, receiver and synchro, transmitter.

Does nsn 5990004417974 contain any precious metals?
No precious metal content.

Does nsn 5990004417974 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5990004417974?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

27218

FIIG:

A07800

App. Key:

Cond. Code:

Status:

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