Differential Receiver Synchro

NSN: 5990-01-138-8981 | Model: 11DTR-300-A-57

A synchro, the rotor of which is free to turn, which will assume a position in accordance with the sum or difference of the electrical angular information received from two transmitter synchros. Does not include variable resistors, goniometers, variable transformers, or items with dials.

NSN Properties and Flags

NATO Stock Number

5990-01-138-8981

DEMIL

Body Material

Aluminum

Body Style

Standard round c

Shoulder Diameter

1.0000 inches

Pilot Diameter

0.6250 inches

Overall Length

1.7600 inches

Flange Diameter

1.0620 inches

Flange Thickness

0.0930 inches

Undercut Diameter

0.9800 inches

Undercut Width

0.0500 inches

Shaft Diameter

0.1200 inches single shaft

Shaft Length

0.3130 inches single shaft

Fragility Factor

Moderately rugged

Body Size

Stator Input Voltage Rating In Volts

10.0

Frequency In Hertz

400.0

Stator Dc Resistance In Ohms

71.00

Electrical Error Angular Range In Minutes

-60.0/+60.0

Torque Gradient Per Angular Deg

5500.0 millimeter-milligrams

Shaft Radial Play Test Point

0.125 inches

Shaft Maximum Radial Play

0.0010 inches

Shaft End Play

Between 0.0030 inches and 0.0050 inches

Pilot Length

0.0620 inches

Shoulder Length

0.0620 inches

Mounting Surface To Terminal End Distance

1.3700 inches

Shaft Maximum Runout

0.0010 inches

Terminal Location

Rear

Shaft Slot Depth

0.0620 inches single shaft

Shaft Slot Width

0.0650 inches single shaft

Shaft Type

Round, slotted single shaft

Shaft Radial Play Determining Weight

4.0 ounces

Shaft End Play Determining Weight

8.0 ounces

Special Features

0.063 in. Diameter hole through lg of shaft

Terminal Type And Quantity

4 wire lead

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 5990-01-138-8981 Datasheet

Supply Class (FSC):

Synchros And Resolvers

Cross Reference:

11DTR-300-A-57
4000-0072

Cage Codes:

Api Harowe Inc (CAGE 06989)
Lilbern Design Of Virginia Llc (CAGE 33051)

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

A - Item does not contain precious metal.

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:

H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 5990-01-138-8981 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Australia, and Denmark
What is the NIIN of NSN 5990-01-138-8981?
011388981 or 01-138-8981
Does NSN 5990-01-138-8981 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5990-01-138-8981?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 22, 1982