GH7990

View detailed technical data, stock status, and sourcing information for: GH7990
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5905 Resistor

National Stock Number

5905-00-434-1686

Item Name Code

37405

Assigment Date

05/17/1974 (52 years ago)

0.500 inches nominal body diameter, 1.590 inches maximum overall length, not established reliability indicator, cylindrical bushing mounted body style, 1 section quantity

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Section Quantity: 1
Body Style: cylindrical bushing mounted
Reliability Indicator: not established
Overall Length: 1.590 inches maximum
Body Diameter: 0.500 inches nominal
Shaft Diameter: 0.124 inches minimum and 0.126 inches maximum
Shaft Length: 0.870 inches nominal
Mounting Bushing Length: 0.250 inches nominal
Body Length: 0.470 inches maximum
Overall Diameter: 0.940 inches nominal
Shaft Style: round, slotted
Switch Type: rotary
Switch Voltage Rating In Volts: 125.0 and 28.0
Actuator Type: single shaft
Effective Electrical Rotation In Deg Angular Rotation: 275.0 nominal
Maximum Starting Torque: 8.00 inch-ounces
Maximum Running Torque: 0.50 inch-ounces
Maximum Stop Torque: 64.00 inch-ounces
Nonturn Device Radius: 0.245 inches nominal
Mechanical Backlash In Deg Angular Rotation: 3.0
Switch Contact Arrangement: single pole, single throw, normally closed
Screw Thread Diameter: 0.250 inches nominal
Screw Thread Series Designator: unef
Screw Thread Quantity Per Inch: 32.0
Operating Position: end of rotation
Mounting Method: standard bushing
Features Provided: switch
Electrical Resistance Per Section: 2.5 kilohms single section
Rotary Actuator Travel In Angular Deg: 295.0 nominal
Resistance Temp Characteristic Range Per Section In Percent: -0.0 to 6.9 -55 deg celsius single section and -0.0 to 3.8 -25 deg celsius single section and -0.0 to 1.9 0 deg celsius single section and -0.0 to 0.0 25 deg celsius single section and -2.5 to 2.5 85 deg celsius single section and -0.0 to 5.6 120 deg celsius single section
Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power: 120.0 single section
Device Design Type: nonturn at 3 oclock
Terminal Location: rear-bottom
Power Dissipation Rating Per Section In Watts: 0.25 free air single section
Resistance Tolerance Per Section In Percent: -20.0 to 20.0 single section
Actuator Travel Control Feature: stops
Ambient Temp In Deg Celsius Per Section At Full Rated Power: 70.0 single section
Switch Current Type And Rating In Amps: 1.500 ac
Terminal Type And Quantity: 2 tab, solder lug

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
960602-2	Resistor,variable,nonwire Wound,
GH7990	Resistor,variable,nonwire Wound,

FAQs

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

What is the FSCG of the NSN 5905-00-434-1686?

The FSCG of the NSN 5905-00-434-1686 is 5905

Does the NSN 5905-00-434-1686 have a Schedule B code assigned?

Yes, the Schedule B code is 8533400080

Does NSN 5905-00-434-1686 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5905-00-434-1686 contain precious materials?

Precious metal content is unknown

Does NSN 5905-00-434-1686 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 5905-00-434-1686 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, May 17, 1974