Differential Transmitter Synchro NSN 5990-00-018-9719

Item Description

A synchro, the rotor of which is mechanically positioned for modifying electrical angular information, received from a transmitter synchro and transmitting to receiver synchro or control transformer synchro electrical information corresponding to the sum or difference of the electrical input angle and its rotor position angle. Does not include variable resistors, goniometers, variable transformers, or items with dials.

NSN: 5990-00-018-9719

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Features and Characteristics

Body Material

Steel, stainless

Body Style

Standard round c

Shoulder Diameter

Between 1.5615 inches and 1.5620 inches

Pilot Diameter

Between 0.9370 inches and 0.9375 inches

Overall Length

3.2100 inches

Flange Diameter

Between 1.7450 inches and 1.7500 inches

Flange Thickness

0.0930 inches

Undercut Diameter

1.6250 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

Maximum Tempurature Rise

20.0 degrees celsius

Body Size

Stator Input Voltage Rating In Volts

90.0

Stator Input Current Rating

128.0 milliamperes

Stator Input Electrical Power Rating

950.0 milliwatts

Frequency In Hertz

400.0

Zso Impedance Magnitude In Ohms

Between 610.00 and 785.00

Zso Impedance Angle In Deg

Between 83.00 and 86.50

Zrs Impedance Magnitude In Ohms

Between 76.00 and 110.00

Zrs Impedance Angle In Deg

Between 40.00 and 55.00

Phase Shift Angle In Deg

2.000 input to output

Maximum Fundamental Null Voltage In Millivolts Per Volt

40.00 output

Maximum Total Null Voltage Output In Millivolts Per Volt

75.00

Electrical Error Angular Range In Minutes

-6.0 to 6.0

Spline Tooth Quantity

21 single shaft

Torque Gradient Per Angular Deg

0.100 inch-ounces

Alignment Hole Quantity

Pilot Length

0.0400 inches

Shoulder Length

0.1320 inches

Mounting Surface To Terminal End Distance

2.6700 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

Round, slotted single shaft

Alignment Hole Depth

0.1250 inches

Transformation Ratio

1.154 rotor to stator

Alignment Hole Bolt Circle Diameter

1.2500 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-20708/30 government specification

FSC

5990 Synchros And Resolvers

NIIN

000189719

NSN

5990000189719

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

M20708/30-01C

Cage Code:

81349

Status:

MSDS:

Part Number:

18CDX1255

Cage Code:

14404

Status:

MSDS:

Part Number:

VCDX18-4N1

Cage Code:

10112

Status:

MSDS:

Part Number:

AS20708/30

Cage Code:

0VH01

Status:

MSDS:

Part Number:

18CDX4

Cage Code:

10112

Status:

MSDS:

Part Number:

1.794389

Cage Code:

D2865

Status:

MSDS:

Part Number:

18CDX4C

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-S-20708/30

Cage Code:

81349

Status:

MSDS:

Part Number:

M20708-30-001

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 5990-00-018-9719

What are the manufacturers of nsn 5990000189719?

Military Specifications (81349)
Ametek Technical & Industrial (14404)
General Dynamics Global Imaging (10112)
Sae Customer Service (0VH01)
Raytheon Anschuetz Gmbh (D2865)
Society Of Automotive Engineers Inc (81343)

Does this nsn 5990000189719 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5990000189719
A synchro, the rotor of which is mechanically positioned for modifying electrical angular information, received from a transmitter synchro and transmitting to receiver synchro or control transformer synchro electrical information corresponding to the sum or difference of the electrical input angle and its rotor position angle. does not include variable resistors, goniometers, variable transformers, or items with dials.

Does nsn 5990000189719 contain any precious metals?
Precious metal content is unknown.

Does nsn 5990000189719 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5990000189719?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

02071

FIIG:

A07800

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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