5990-00-686-4631
Find complete technical information, availability, and procurement data for: 5990-00-686-4631
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Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5990 Synchros and Resolvers
National Stock Number
5990-00-686-4631
Item Name Code
02073
Assigment Date
01/01/1963 (63 years ago)
0.6245 inches minimum and 0.6250 inches maximum pilot diameter, 1.0590 inches minimum and 1.0620 inches maximum flange diameter, standard round c body style, 1.9950 inches nominal overall length, 0.9995 inches minimum and 1.0000 inches maximum shoulder diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- 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
- 1.9950 inches nominal
- Flange Diameter
- 1.0590 inches minimum and 1.0620 inches maximum
- Flange Thickness
- 0.0930 inches nominal
- Undercut Diameter
- 0.9750 inches nominal
- Undercut Width
- 0.0500 inches nominal
- Shaft Diameter
- 0.0800 inches minimum and 0.0810 inches maximum single shaft
- Shaft Length
- 0.3130 inches nominal single shaft
- Shaft Undercut Width
- 0.0300 inches nominal single shaft
- Body Size
- 11
- Rotor Input Voltage Rating In Volts
- 26.0 nominal
- Frequency In Hertz
- 400.0 nominal
- Rotor Input Current Rating
- 120.0 milliamperes nominal
- Rotor Input Electrical Power Rating
- 600.0 milliwatts nominal
- Torque Gradient Per Angular Deg
- 2000.000 millimeter-milligrams nominal
- Pilot Length
- 0.0620 inches nominal
- Shoulder Length
- unable to decode
- Mounting Surface To Terminal End Distance
- 1.6200 inches nominal
- Shaft Thread Series Designator
- unf single shaft
- Shaft Thread Direction
- right-hand single shaft
- Shaft Thread Class
- 3a single shaft
- Body Material
- aluminum
- Terminal Location
- rear
- Shaft Tapered End Minor Diameter
- 0.0600 inches nominal single shaft
- Shaft Type
- round, tapered, threaded, undercut single shaft
- Transformation Ratio
- 0.454 stator to rotor nominal
- Shaft Taper Angle In Deg
- 3.0 single shaft
- Shaft Tip Length
- 0.0630 inches nominal single shaft
- Shaft Taper Length
- 0.1160 inches nominal single shaft
- Shaft Nominal Thread Size
- 0.0600 inches single shaft
- Shaft Undercut Diameter
- 0.0450 inches nominal single shaft
- Terminal Type And Quantity
- 5 wire lead
Related Parts
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| Part Number | Name |
|---|---|
| AY1106-15A | Transmitter Synchro |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5990-00-686-4631?
The FSCG of the NSN 5990-00-686-4631 is 5990
Does the NSN 5990-00-686-4631 have a Schedule B code assigned?
Yes, the Schedule B code is 9014900000
Does NSN 5990-00-686-4631 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 5990-00-686-4631 contain precious materials?
Precious metal content is unknown
Does NSN 5990-00-686-4631 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 5990-00-686-4631 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
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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.
| New Surplus | 1 |
| Overhauled | 1 |
| Total | 2 |
Availability of this item was last updated on:
06/20/2026 02:06 AM EDT.
Stock levels and pricing are subject to change.