HGH-8-A-7

View detailed technical data, stock status, and sourcing information for: HGH-8-A-7
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-01-304-5680

Item Name Code

02073

Assigment Date

07/20/1989 (37 years ago)

0.4995 inches minimum and 0.5000 inches maximum pilot diameter, 0.0570 inches minimum and 0.0670 inches maximum flange thickness, 0.7490 inches minimum and 0.7500 inches maximum flange diameter, 1.6360 inches maximum overall length, standard round a body style

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 a
Pilot Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Overall Length: 1.6360 inches maximum
Flange Diameter: 0.7490 inches minimum and 0.7500 inches maximum
Flange Thickness: 0.0570 inches minimum and 0.0670 inches maximum
Undercut Diameter: 0.6680 inches minimum and 0.6910 inches maximum
Undercut Width: 0.0570 inches minimum and 0.0670 inches maximum
Shaft Diameter: 0.0895 inches minimum and 0.0900 inches maximum single shaft
Shaft Length: 0.3170 inches minimum and 0.3470 inches maximum single shaft
Body Size: 8
Rotor Input Voltage Rating In Volts: 26.0 nominal
Frequency In Hertz: 400.0 nominal
Rotor Input Current Rating: 100.0 milliamperes nominal
Rotor Input Electrical Power Rating: 540.0 milliwatts nominal
Zro Resistance In Ohms: 54.00 nominal
Zso Resistance In Ohms: 11.30 nominal
Zrs Resistance In Ohms: 88.00 nominal
Rotor Dc Resistance In Ohms: 37.00 nominal
Stator Dc Resistance In Ohms: 12.00 nominal
Phase Shift Angle In Deg: 8.500 output to input nominal
Maximum Fundamental Null Voltage In Millivolts Per Volt: 30.00 output
Actuator Friction Torque At Minus 55 Deg Celsius: 16.00 centimeter-grams maximum
Actuator Friction Torque At Plus 25 Deg Celsius: 4.00 centimeter-grams maximum
Shaft Maximum Radial Play: 0.0005 inches
Shaft End Play: 0.0003 inches minimum and 0.0008 inches maximum
Pilot Length: 0.0380 inches minimum and 0.0480 inches maximum
Mounting Surface To Terminal End Distance: 1.2410 inches maximum
Body Material: steel corrosion resisting
Terminal Location: rear
Plus J Zro Reactance In Ohms: 260.00 nominal
Shaft Slot Depth: 0.0250 inches nominal single shaft
Plus J Zso Reactance In Ohms: 45.00 nominal
Shaft Slot Width: 0.0200 inches nominal single shaft
Plus J Zrs Reactance In Ohms: 22.00 nominal
Shaft Type: round, slotted single shaft
Transformation Ratio: 0.454 stator to rotor nominal
Terminal Type And Quantity: 5 wire lead

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
HGH-8-A-7	Transmitter Synchro

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5990-01-304-5680?

The FSCG of the NSN 5990-01-304-5680 is 5990

Does the NSN 5990-01-304-5680 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-01-304-5680 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5990-01-304-5680 contain precious materials?

Item does not contain precious metal.

Does NSN 5990-01-304-5680 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 5990-01-304-5680 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Thu, Jul 20, 1989