2 BA 821

View detailed technical data, stock status, and sourcing information for: 2 BA 821
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5905 Resistor

National Stock Number

5905-00-988-0921

Item Name Code

37405

Assigment Date

01/01/1963 (63 years ago)

not established reliability indicator, 0.187 inches nominal undercut diameter, cylindrical bushing mounted body style, 2 section quantity, 0.922 inches nominal 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: 2
Body Style: cylindrical bushing mounted
Reliability Indicator: not established
Undercut Diameter: 0.187 inches nominal
Body Diameter: 0.922 inches nominal
Shaft Diameter: 0.265 inches nominal
Shaft Length: 1.250 inches nominal
Mounting Bushing Length: 0.375 inches nominal
Body Length: 0.875 inches nominal
Shaft Style: round, stepped
Actuator Type: dual concentric
Effective Electrical Rotation In Deg Angular Rotation: 300.0 nominal
Undercut Length: 0.375 inches nominal
Screw Thread Diameter: 0.375 inches nominal
Screw Thread Series Designator: unef
Screw Thread Quantity Per Inch: 32.0
Mounting Method: standard bushing
Electrical Resistance Per Section: 50.0 kilohms 1st section and 2.0 kilohms 2nd section
Rotary Actuator Travel In Angular Deg: 300.0 nominal
Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power: 85.0 all sections
Terminal Location: radially positioned over less than half the circumference
Power Dissipation Rating Per Section In Watts: 0.333 free air 1st section and 0.5 free air 2nd section
Resistance Tolerance Per Section In Percent: -20.0 to 20.0 all sections
Actuator Travel Control Feature: stops
Ambient Temp In Deg Celsius Per Section At Full Rated Power: 55.0 all sections
Terminal Type And Quantity: 6 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
2 BA 821	Resistor,variable,nonwire Wound,
2100-0052	Resistor,variable,nonwire Wound,
5905009880921	Resistor,variable,nonwire Wound,
BA991-009	Resistor,variable,nonwire Wound,
C2-45-5002M 7/8 IN. SHAFT	Resistor,variable,nonwire Wound,

FAQs

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

What is the FSCG of the NSN 5905-00-988-0921?

The FSCG of the NSN 5905-00-988-0921 is 5905

Does the NSN 5905-00-988-0921 have a Schedule B code assigned?

Yes, the Schedule B code is 8533400080

Does NSN 5905-00-988-0921 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 5905-00-988-0921 contain precious materials?

Precious metal content is unknown

Does NSN 5905-00-988-0921 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 5905-00-988-0921 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963