Differential Transmitter Synchro

NSN: 5990-00-811-5227 | Model: 23CDX4A

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 Properties and Flags

NATO Stock Number

5990-00-811-5227

DEMIL

Body Material

Steel, stainless

Body Style

Standard round d

Shoulder Diameter

Between 1.9850 inches and 1.9900 inches

Pilot Diameter

Between 0.5999 inches and 0.6000 inches

Second Shoulder Diameter

Between 1.9985 inches and 1.9995 inches

Second Shoulder Length

Between 0.1680 inches and 0.1700 inches

Overall Length

4.5440 inches

Flange Diameter

Between 2.2490 inches and 2.2500 inches

Flange Thickness

Between 2.2480 inches and 2.2500 inches

Body Diameter

Between 1.9850 inches and 1.9900 inches

Shaft Diameter

0.2500 inches single shaft

Shaft Length

0.6930 inches single shaft

Maximum Tempurature Rise

45.0 degrees celsius

Body Size

Stator Input Voltage Rating In Volts

90.0

Stator Input Current Rating

270.0 milliamperes

Stator Input Electrical Power Rating

2.8 watts

Frequency In Hertz

400.0

Zro Resistance In Ohms

41.40

Zso Resistance In Ohms

36.50

Zrs Resistance In Ohms

31.30

Maximum Fundamental Null Voltage In Millivolts Per Volt

50.00 output

Maximum Total Null Voltage Output In Millivolts Per Volt

100.00

Electrical Error Angular Range In Minutes

-8.0/+8.0

Spline Tooth Quantity

22 single shaft

Actuator Friction Torque At Minus 55 Deg Celsius

0.50 inch-ounces

Actuator Friction Torque At Plus 25 Deg Celsius

0.20 inch-ounces

Alignment Hole Quantity

Pilot Length

Between 0.0360 inches and 0.0460 inches

Shoulder Length

0.2500 inches

Aft Of First Flange Diameter

Between 1.9985 inches and 1.9995 inches

Mounting Surface To Terminal End Distance

3.4450 inches

Spline Tooth Diametral Pitch

96 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

0.2660 inches single shaft

Plus J Zro Reactance In Ohms

314.00

Plus J Zso Reactance In Ohms

80.00

Plus J Zrs Reactance In Ohms

29.70

Shaft Type

Spline w/threads single shaft

Alignment Hole Depth

0.1250 inches

Transformation Ratio

1.154 rotor to stator

Alignment Hole Bolt Circle Diameter

1.6420 inches

Shaft Thread Size

0.250 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

7 screw

Specification Data

81349-mil-s-20708/94 government specification

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 5990-00-811-5227 Datasheet

Supply Class (FSC):

Synchros And Resolvers

Cross Reference:

23CDX4A
MIL-S-20708/94
9072985
113H2B
113H2B
MS51083-1

Cage Codes:

Military Specifications (CAGE 81349)
U S Army Aviation and Missile (CAGE 18876)
Northrop Grumman Systems Corporation (CAGE 95542)
Kontron Ag (CAGE C1834)
Military Standards (CAGE 96906)

Replacements:

5990-00-811-5227 replaces 5990-00-647-3642

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

ADPE

- Represents items with no adp components

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
Y
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Q2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $2,282.70 to $3,804.50..
Does NSN 5990-00-811-5227 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 Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, Republic Of Korea, and Greece
What is the NIIN of NSN 5990-00-811-5227?
008115227 or 00-811-5227
Does NSN 5990-00-811-5227 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-00-811-5227?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1962