PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12540Resistor,variable,nonwire Wound,

Cardwell Condenser Corp Lapointe-Admiral Div · NSN 5905-00-258-1142 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-258-1142 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-258-1142. Primary manufacturer part number: 12540.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Shaft Diameter: 0.250 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Section Quantity: 1
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
  • Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Electrical Resistance Per Section: 25.000 KILOHMS SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-258-1142, 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 Cardwell Condenser Corp Lapointe-Admiral Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-258-1142
Primary Part Number12540
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerCardwell Condenser Corp Lapointe-Admiral Div
StatusACTIVE
Shaft Diameter0.250 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Section Quantity1
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Electrical Resistance Per Section25.000 KILOHMS SINGLE SECTION
Nonturn Device Radius0.531 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Device Design TypeERR-030 AT 9:00 OCLOCKUNABLE TO DECODE
Screw Thread Diameter0.375 INCHES NOMINAL IN
Mounting MethodSTANDARD BUSHING
Screw Thread Series DesignatorUNEF
Shaft StyleROUND
Shaft Length1.625 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
1560-00-722-820012540-106A INTERCHANGEABLE
Duct Assembly,bleed Air
Arrowhead Products Corp
3950-00-807-8295 INTERCHANGEABLE
Pin,locking
5310-00-909-437114707 INTERCHANGEABLE
Washer,key
Westerbeke Corporation
5330-01-010-9679125-40 INTERCHANGEABLE
Seal,oil
Napco International Llc Dba Napco International Inc
2910-01-054-6990 INTERCHANGEABLE
Filter Element,fluid
5305-01-273-498112540 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
5950-01-368-8898905529-1 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5940-01-491-0840600 GP 12 PSB BB INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
Cross-Reference Index
Part NumberManufacturer
12540 Star Diamond Industries West (USA)
12540 PRIMARY Cardwell Condenser Corp Lapointe-Admiral Div (USA)
Related Parts
1560-00-722-8200INTERCHANGEABLE
DUCT ASSEMBLY,BLEED AIR
12540-106A
3950-00-807-8295INTERCHANGEABLE
PIN,LOCKING
5310-00-909-4371INTERCHANGEABLE
WASHER,KEY
14707
5330-01-010-9679INTERCHANGEABLE
SEAL,OIL
125-40
2910-01-054-6990INTERCHANGEABLE
FILTER ELEMENT,FLUID
5305-01-273-4981INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
12540
5950-01-368-8898INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
905529-1
5940-01-491-0840INTERCHANGEABLE
TERMINAL BOARD
600 GP 12 PSB BB

Frequently Asked Questions

What is NSN 5905-00-258-1142?

NSN 5905-00-258-1142 is a Resistor,variable,nonwire Wound,, manufactured by Cardwell Condenser Corp Lapointe-Admiral Div, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-258-1142?

NSN 5905-00-258-1142 has 2 cross-referenced part numbers: 12540 (Star Diamond Industries West), 12540 (Cardwell Condenser Corp Lapointe-Admiral Div).

What NSN replaces 5905-00-258-1142?

There are 8 known substitutes for 5905-00-258-1142: 1560-00-722-8200, 3950-00-807-8295, 5310-00-909-4371 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12540?

Key specifications for 12540: Shaft Diameter: 0.250 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED; Section Quantity: 1; Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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