20-1089

View detailed technical data, stock status, and sourcing information for: 20-1089
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5905 Resistor

National Stock Number

5905-00-959-6503

Item Name Code

00309

Assigment Date

05/20/1966 (60 years ago)

not established reliability indicator, 0.020 inches nominal terminal diameter, 0.281 inches nominal thread length, 12.000 inches nominal terminal length, 0.375 inches nominal body length

Product Characteristics

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

Reliability Indicator: not established
Thread Length: 0.281 inches nominal
Terminal Length: 12.000 inches nominal
Body Length: 0.375 inches nominal
Terminal Diameter: 0.020 inches nominal
Ambient Temp At Full Rated Power: 25.0 celsius
Maximum Operating Temp: 200.0 celsius
Thermal Time Constant In Seconds: 22.0
Power Dissipation Constant In Milliwatts Per Deg Celsius: 1.7
Temp Points For Resistance Readings At Zero Power: -10.0 celsius 3rd resistance-temperature point
Temp Points For Resistance Readings At Zero Power: -30.0 celsius 2nd resistance-temperature point
Temp Points For Resistance Readings At Zero Power: -60.0 celsius 1st resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 10.0 celsius 4th resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 100.0 celsius 7th resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 125.0 celsius 8th resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 150.0 celsius 9th resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 200.0 celsius 10th resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 40.0 celsius 5th resistance-temperature point
Temp Points For Resistance Readings At Zero Power: 70.0 celsius 6th resistance-temperature point
Zero Power Resistance At Specified Temp: 1.5 megohms 4th resistance-temperature point
Zero Power Resistance At Specified Temp: 1.6 kilohms 10th resistance-temperature point
Zero Power Resistance At Specified Temp: 12.0 kilohms 8th resistance-temperature point
Zero Power Resistance At Specified Temp: 152.3 megohms 1st resistance-temperature point
Zero Power Resistance At Specified Temp: 18.1 megohms 2nd resistance-temperature point
Zero Power Resistance At Specified Temp: 86.7 kilohms 6th resistance-temperature point
Zero Power Resistance At Specified Temp: 27.7 kilohms 7th resistance-temperature point
Zero Power Resistance At Specified Temp: 344.5 kilohms 5th resistance-temperature point
Zero Power Resistance At Specified Temp: 4.9 megohms 3rd resistance-temperature point
Zero Power Resistance At Specified Temp: 5.7 kilohms 9th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -6.8 to 6.8 5th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -9.2 to 9.2 6th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -8.6 to 8.6 3rd resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -11.1 to 11.1 2nd resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -11.3 to 11.3 7th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -12.9 to 12.9 8th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -14.3 to 14.3 9th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -15.2 to 15.2 1st resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -16.8 to 16.8 10th resistance-temperature point
Resistance Tolerance At A Specified Temp In Percent: -6.3 to 6.3 4th resistance-temperature point
Probe Length: 3.000 inches nominal
Probe Diameter: 0.250 inches nominal
Mounting Facility Screw Thread Series Designator: unef
Inclosure Type: encased
Width Across Flats: 0.500 inches nominal
Mounting Thread Quantity: 32 per inch
Zero Power Resistance: 680.000 kilohms
Zero Power Resistance Tolerance In Percent At Reference Temp: -5.0 to 5.0
Mounting Facility Nominal Screw Thread Diameter: 0.375 inches
Reference Temp In Deg Celsius: 25.0
Surface Treatment: solder terminal
Style Designator: probe
Terminal Type And Quantity: 2 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
20-1089	Thermal Resistor
99931SCEE101-3	Thermal Resistor

FAQs

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

What is the FSCG of the NSN 5905-00-959-6503?

The FSCG of the NSN 5905-00-959-6503 is 5905

Does the NSN 5905-00-959-6503 have a Schedule B code assigned?

Yes, the Schedule B code is 8533400080

Does NSN 5905-00-959-6503 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 5905-00-959-6503 contain precious materials?

Precious metal content is unknown

Does NSN 5905-00-959-6503 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 5905-00-959-6503 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, May 20, 1966