MILS20708/1D
View detailed technical data, stock status, and sourcing information for: MILS20708/1D
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Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5990 Synchros and Resolvers
National Stock Number
5990-00-917-4215
Item Name Code
15289
Assigment Date
07/27/1966 (60 years ago)
unable to decode body material, 0.6245 inches minimum and 0.6250 inches maximum pilot diameter, 0.9995 inches minimum and 1.0000 inches maximum shoulder diameter, standard round c body style, 2.3560 inches nominal overall length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Body Material
- unable to decode
- Body Style
- standard round c
- Shoulder Diameter
- 0.9995 inches minimum and 1.0000 inches maximum
- Pilot Diameter
- 0.6245 inches minimum and 0.6250 inches maximum
- Overall Length
- 2.3560 inches nominal
- Flange Diameter
- 1.0570 inches minimum and 1.0620 inches maximum
- Flange Thickness
- 0.0930 inches nominal
- Undercut Diameter
- 0.9750 inches nominal
- Undercut Width
- 0.0620 inches nominal
- Shaft Diameter
- 0.1870 inches minimum and 0.1872 inches maximum single shaft
- Shaft Length
- 0.5620 inches nominal single shaft
- Maximum Temp Rise
- 10.0 celsius
- Body Size
- 11
- Stator Input Voltage Rating In Volts
- 90.0 nominal
- Stator Input Current Rating
- 18.0 milliamperes maximum
- Stator Input Electrical Power Rating
- 200.0 milliwatts nominal
- Frequency In Hertz
- 400.0 nominal
- Zso Impedance Magnitude In Ohms
- 4350.00 minimum and 5700.00 maximum
- Zso Impedance Angle In Deg
- 77.30 minimum and 83.50 maximum
- Zrs Impedance Magnitude In Ohms
- 585.00 minimum and 700.00 maximum
- Zrs Impedance Angle In Deg
- 22.00 minimum and 32.00 maximum
- Phase Shift Angle In Deg
- 5.000 input to output nominal
- Maximum Fundamental Null Voltage In Millivolts Per Volt
- 32.00 output
- Maximum Total Null Voltage Output In Millivolts Per Volt
- 60.00
- Electrical Error Angular Range In Minutes
- -7.0 to 7.0
- Spline Tooth Quantity
- 21 single shaft
- Actuator Friction Torque At Plus 25 Deg Celsius
- 0.07 inch-ounces maximum
- Alignment Hole Quantity
- 4
- Pilot Length
- 0.0620 inches nominal
- Shoulder Length
- unable to decode
- Mounting Surface To Terminal End Distance
- 1.7940 inches nominal
- 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
- 0.1900 inches nominal single shaft
- Shaft Type
- spline w/threads single shaft
- Alignment Hole Depth
- 0.1250 inches minimum
- Transformation Ratio
- 0.735 rotor to stator nominal
- Alignment Hole Bolt Circle Diameter
- 0.8120 inches nominal
- Shaft Nominal 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", "nominal", etc.)."
- Terminal Type And Quantity
- 5 screw
- Specification/Standard Data
- 81349-mil-s-20708/1 government specification
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5990-00-116-7444 | No Name Available | 09/01/1990 |
| 5990-00-240-9850 | No Name Available | 05/01/1993 |
| 5990-00-431-5453 | No Name Available | 07/01/2008 |
| 5990-00-674-5915 | No Name Available | 05/07/1969 |
| 5990-00-927-3074 | No Name Available | 07/08/1968 |
| 5990-00-950-6889 | No Name Available | 07/19/1968 |
| 5990-00-951-0433 | No Name Available | 10/30/1967 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 11CT1335-1 | Control Transformer Synchro |
| 11CT4E-001 | Control Transformer Synchro |
| 11CT4E/1-01E | Control Transformer Synchro |
| 11CT4F | Control Transformer Synchro |
| 352250005265 | Control Transformer Synchro |
| 362028-1 | Control Transformer Synchro |
| 618380 | Control Transformer Synchro |
| 618380-000 | Control Transformer Synchro |
| M20708-1D-001 | Control Transformer Synchro |
| M20708/1-001 | Control Transformer Synchro |
| M20708/1-01E | Control Transformer Synchro |
| MIL-S-20708/1 | Control Transformer Synchro |
| MILS20708/1D | Control Transformer Synchro |
| X40-301-528 | Control Transformer Synchro |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5990-00-917-4215?
The FSCG of the NSN 5990-00-917-4215 is 5990
Does the NSN 5990-00-917-4215 have a Schedule B code assigned?
Yes, the Schedule B code is 9014900000
Does NSN 5990-00-917-4215 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 5990-00-917-4215 contain precious materials?
Precious metal content is unknown
Does NSN 5990-00-917-4215 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5990-00-917-4215 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Wed, Jul 27, 1966
Professional Distribution
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| As Removed | 1 |
| New Material | 6 |
| New Surplus | 6 |
| Overhauled | 1 |
| Total | 14 |
Availability of this item was last updated on:
03/25/2026 01:03 AM EDT.
Stock levels and pricing are subject to change.