ESS-2B-40 1.21 OHMS 1%

View detailed technical data, stock status, and sourcing information for: ESS-2B-40 1.21 OHMS 1%
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5905 Resistor

National Stock Number

5905-01-143-9875

Item Name Code

37403

Assigment Date

12/13/1982 (43 years ago)

-55.0 to 275.0 temp range of temp coefficient in deg celsius, 1.210 ohms electrical resistance, -1.000 to 1.000 resistance tolerance in percent, -50.0 to 50.0 temp coefficient of resistance in ppm per deg celsius, 275.0 ambient temp in deg celsius at zero percent rated power

Product Characteristics

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

Temp Coefficient Of Resistance In Ppm Per Deg Celsius: -50.0 to 50.0
Electrical Resistance: 1.210 ohms
Resistance Tolerance In Percent: -1.000 to 1.000
Ambient Temp In Deg Celsius At Zero Percent Rated Power: 275.0
Temp Range Of Temp Coefficient In Deg Celsius: -55.0 to 275.0
Reliability Indicator: established
Reliability Failure Rate Level In Percent: 0.001
Terminal Length: 1.500 inches minimum
Body Diameter: 0.156 inches minimum and 0.218 inches maximum
Body Length: 0.498 inches minimum and 0.622 inches maximum
Power Dissipation Rating In Watts: 3.000 free air
Ambient Temp At Full Rated Power: 25.0 celsius
Inclosure Type: encapsulated
Terminal Type: wire lead
Style Designator: axial terminal each end
Test Data Document: "81349-mil-r-39007 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.)."
Specification/Standard Data: 81349-mil-r-39007/11 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5905-00-156-5719	No Name Available	10/01/1991
5905-00-328-0084	No Name Available	04/15/1987
5905-01-110-0509	No Name Available	03/01/1987
5905-01-122-0714	No Name Available	06/01/2007
5905-01-192-2462	No Name Available	12/01/1992
5905-01-231-0652	No Name Available	06/01/2007

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
248658	Resistor,fixed,wire Wound,induct
443-1850-105	Resistor,fixed,wire Wound,induct
4706-248658	Resistor,fixed,wire Wound,induct
ESS-2B-40 1.21 OHMS 1%	Resistor,fixed,wire Wound,induct
ESS-2B-40-105	Resistor,fixed,wire Wound,induct
PR261S18-105	Resistor,fixed,wire Wound,induct
RWR89S1R21FS	Resistor,fixed,wire Wound,induct
WM25-1R20J	Resistor,fixed,wire Wound,induct

FAQs

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

What is the FSCG of the NSN 5905-01-143-9875?

The FSCG of the NSN 5905-01-143-9875 is 5905

Does the NSN 5905-01-143-9875 have a Schedule B code assigned?

Yes, the Schedule B code is 8533390080

Does NSN 5905-01-143-9875 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 5905-01-143-9875 contain precious materials?

Item does not contain precious metal.

Does NSN 5905-01-143-9875 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 5905-01-143-9875 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Dec 13, 1982