Transmitter Synchro

NSN: 5990-00-973-7531 | Model: N2670-44944

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

5990-00-973-7531

DEMIL

Body Material

Steel, corrosion resisting

Body Style

Standard round d

Shoulder Diameter

1.9900 inches

Pilot Diameter

0.6000 inches

Second Shoulder Diameter

1.9995 inches

Second Shoulder Length

0.1700 inches

Overall Length

4.3150 inches

Flange Diameter

2.2500 inches

Flange Thickness

0.2500 inches

Body Diameter

1.9900 inches

Shaft Diameter

0.2405 inches single shaft

Shaft Length

0.6760 inches single shaft

Schematic Diagram Designator

Err-090

Fragility Factor

Moderately rugged

Maximum Tempurature Rise

44.0 degrees celsius

Body Size

Rotor Input Voltage Rating In Volts

115.0

Frequency In Hertz

60.0

Rotor Input Current Rating

190.0 milliamperes

Rotor Input Electrical Power Rating

4.5 watts

Zro Resistance In Ohms

215.00

Zso Resistance In Ohms

77.00

Zrs Resistance In Ohms

262.00

Rotor Dc Resistance In Ohms

95.60

Stator Dc Resistance In Ohms

53.60

Phase Shift Angle In Deg

9.900 input to output

Electrical Error Angular Range In Minutes

-8.0/+8.0

Spline Tooth Quantity

22 single shaft

Actuator Friction Torque At Plus 25 Deg Celsius

0.20 inch-ounces

Torque Gradient Per Angular Deg

0.120 inch-ounces

Shaft Radial Play Test Point

0.125 inches

Shaft Maximum Radial Play

0.0010 inches

Shaft End Play

Between 0.0005 inches and 0.0025 inches

Pilot Length

0.0430 inches

Shoulder Length

0.2500 inches

Aft Of First Flange Diameter

1.9995 inches

Mounting Surface To Terminal End Distance

3.5820 inches

Spline Tooth Diametral Pitch

96 single shaft

Shaft Maximum Runout

0.0008 inches

Terminal Location

Rear

Plus J Zro Reactance In Ohms

525.00

Plus J Zso Reactance In Ohms

219.00

Plus J Zrs Reactance In Ohms

78.70

Shaft Type

Spline single shaft

Transformation Ratio

0.783 stator to rotor

Shaft Radial Play Determining Weight

8.0 ounces

Shaft End Play Determining Weight

16.0 ounces

Special Features

Sleeve pressed on shaft

Terminal Type And Quantity

5 screw

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.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 5990-00-973-7531 Datasheet

Supply Class (FSC):

Synchros And Resolvers

Cross Reference:

N2670-44944

Cage Codes:

Naval Air Warfare Center Aircraft (CAGE 80020)

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

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
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $162.20 to $270.34..
Does NSN 5990-00-973-7531 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 Navy
What is the NIIN of NSN 5990-00-973-7531?
009737531 or 00-973-7531
Does NSN 5990-00-973-7531 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-973-7531?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 30, 1966