BK55780

View detailed technical data, stock status, and sourcing information for: BK55780
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5905 Resistor

National Stock Number

5905-00-905-9346

Item Name Code

37405

Assigment Date

01/01/1960 (66 years ago)

1 section quantity, cylindrical bushing mounted body style, not established reliability indicator, 1.000 inches nominal overall length, 0.719 inches minimum and 0.781 inches maximum body diameter

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: 1.000 inches nominal
Body Diameter: 0.719 inches minimum and 0.781 inches maximum
Shaft Diameter: 0.124 inches minimum and 0.126 inches maximum
Shaft Length: 0.500 inches nominal
Mounting Bushing Length: 0.359 inches minimum and 0.391 inches maximum
Body Length: 0.469 inches minimum and 0.531 inches maximum
Overall Diameter: 0.948 inches maximum
Shaft Style: round, slotted
Actuator Type: single shaft
Maximum Starting Torque: 6.00 inch-ounces
Maximum Stop Torque: 80.00 inch-ounces
Nonturn Device Radius: 0.359 inches nominal
Screw Thread Diameter: 0.250 inches nominal
Screw Thread Series Designator: unef
Screw Thread Quantity Per Inch: 32.0
Mounting Method: locking bushing
Electrical Resistance Per Section: 25.0 kilohms single section
Rotary Actuator Travel In Angular Deg: 275.0 minimum and 285.0 maximum
Function Conformity Tolerance Per Section: -2.00 to 2.00 single section
Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power: 175.0 single section
Device Design Type: nonturn at 9 oclock
Terminal Location: radially positioned over less than half the circumference
Temp Coefficient Of Resistance Per Section In Ppm Per Deg Celsius: -250.0 to 250.0 single section
Power Dissipation Rating Per Section In Watts: 1.0 free air single section
Resistance Tolerance Per Section In Percent: -10.0 to 10.0 single section
Actuator Travel Control Feature: stops
Function Characteristic Per Section: single section linear
Ambient Temp In Deg Celsius Per Section At Full Rated Power: 125.0 single section
Test Data Document: "81349-mil-r-23285 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.)."
Terminal Type And Quantity: 3 tab, solder lug
Specification/Standard Data: 81349-mil-r-23285/2 government specification

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
BK55780	Resistor,variable,nonwire Wound,
RVC5LYB253B	Resistor,variable,nonwire Wound,

FAQs

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

What is the FSCG of the NSN 5905-00-905-9346?

The FSCG of the NSN 5905-00-905-9346 is 5905

Does the NSN 5905-00-905-9346 have a Schedule B code assigned?

Yes, the Schedule B code is 8533400080

Does NSN 5905-00-905-9346 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 5905-00-905-9346 contain precious materials?

Precious metal content is unknown

Does NSN 5905-00-905-9346 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 5905-00-905-9346 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960