PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B40Resistor,variable,nonwire Wound,

Johnson Controls Inc Div Johnson Controls · NSN 5905-00-557-9090 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-557-9090 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-557-9090. Primary manufacturer part number: B40.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Body Diameter: 1.156 INCHES NOMINAL IN
  • Shaft Style: ROUND, FLUTED
  • Shaft Length: 3.375 INCHES NOMINAL IN
  • Actuator Type: SINGLE SHAFT
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 70.0 SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Power Dissipation Rating Per Section in Watts: 0.5 FREE AIR SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-557-9090, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Johnson Controls Inc Div Johnson Controls. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-557-9090
Primary Part NumberB40
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerJohnson Controls Inc Div Johnson Controls
StatusCANCELLED
Body Diameter1.156 INCHES NOMINAL IN
Shaft StyleROUND, FLUTED
Shaft Length3.375 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Power Dissipation Rating Per Section in Watts0.5 FREE AIR SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
Resistance Tolerance Per Section in Percent-20.0 TO 20.0 SINGLE SECTION
Body StyleCYLINDRICAL BUSHING MOUNTED
Mounting MethodSTANDARD BUSHING
Screw Thread Diameter0.375 INCHES NOMINAL IN
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power120.0 SINGLE SECTION
Device Design TypeERR-030 AT 9:00 OCLOCKUNABLE TO DECODE
Screw Thread Quantity Per Inch32.0
Electrical Resistance Per Section100.000 KILOHMS SINGLE SECTION
Screw Thread Series DesignatorUNEF
Nonturn Device Radius0.531 INCHES NOMINAL IN
Shaft Diameter0.250 INCHES NOMINAL IN
Section Quantity1
Mounting Bushing Length0.375 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Body Length0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-228-5231ASME B94.19 TABLE 28 5/8 DIA CU INTERCHANGEABLE
Cutter,milling,end
The American Society of Mechanical Engineers
5120-00-240-5396 INTERCHANGEABLE
Handle,socket Wrench
9330-00-478-6164 INTERCHANGEABLE
Plastic Sheet
5305-00-499-6602B-40 INTERCHANGEABLE
Setscrew
Ohio Industries Inc
5999-00-500-9344B40 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc. Dba Schneider Electric
3030-00-793-1036B40 INTERCHANGEABLE
Belt,v
Gates Corporation
9535-00-825-3619B40 INTERCHANGEABLE
Brass Shim Stock
Alinabal Holdings Corporation Div Engineered Products Group
5905-00-884-0623B40 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Bi Technologies Corporation Div Bi Technologies Corp.
6625-01-114-3476B-4-0 INTERCHANGEABLE
Lead,test
Fluke Electronics Corp
6635-01-127-9827 INTERCHANGEABLE
Test Block
Cross-Reference Index
Part NumberManufacturer
SERIES47X Clarostat Sensors and Controls (USA)
B40 PRIMARY Johnson Controls Inc Div Johnson Controls (USA)
BA825-812 Crl Components Inc (USA)
B40 Crl Components Inc (USA)
Related Parts
3455-00-228-5231INTERCHANGEABLE
CUTTER,MILLING,END
ASME B94.19 TABLE 28 5/8 DIA CU
5120-00-240-5396INTERCHANGEABLE
HANDLE,SOCKET WRENCH
9330-00-478-6164INTERCHANGEABLE
PLASTIC SHEET
5305-00-499-6602INTERCHANGEABLE
SETSCREW
B-40
5999-00-500-9344INTERCHANGEABLE
HEATER,THERMAL RELEASE
B40
3030-00-793-1036INTERCHANGEABLE
BELT,V
B40
9535-00-825-3619INTERCHANGEABLE
BRASS SHIM STOCK
B40
5905-00-884-0623INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
B40
6625-01-114-3476INTERCHANGEABLE
LEAD,TEST
B-4-0
6635-01-127-9827INTERCHANGEABLE
TEST BLOCK
4320-01-202-1837INTERCHANGEABLE
RING,WEARING
517-2299514 PC2.2.3
6105-01-373-9298INTERCHANGEABLE
MOTOR,DIRECT CURRENT
B40

Frequently Asked Questions

What is NSN 5905-00-557-9090?

NSN 5905-00-557-9090 is a Resistor,variable,nonwire Wound,, manufactured by Johnson Controls Inc Div Johnson Controls, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-557-9090?

NSN 5905-00-557-9090 has 4 cross-referenced part numbers: SERIES47X (Clarostat Sensors and Controls), B40 (Johnson Controls Inc Div Johnson Controls), BA825-812 (Crl Components Inc), B40 (Crl Components Inc).

What NSN replaces 5905-00-557-9090?

There are 12 known substitutes for 5905-00-557-9090: 3455-00-228-5231, 5120-00-240-5396, 9330-00-478-6164 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B40?

Key specifications for B40: Body Diameter: 1.156 INCHES NOMINAL IN; Shaft Style: ROUND, FLUTED; Shaft Length: 3.375 INCHES NOMINAL IN; Actuator Type: SINGLE SHAFT. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-557-9090 still in active supply?

NSN 5905-00-557-9090 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com