PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JA2N056S504MAResistor,variable,nonwire Wound,

Rockwell Automation, Inc. Dba Rockwell Automation · NSN 5905-00-108-0931 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-108-0931 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-108-0931. Primary manufacturer part number: JA2N056S504MA.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Shaft Diameter: 0.250 INCHES NOMINAL IN
  • Shaft Bearing Type: BEARING
  • Body Length: 0.562 INCHES NOMINAL IN
  • Resistance Tolerance Per Section in Percent: -20.0 TO 20.0 SINGLE SECTION
  • Function Conformity Per Section: SINGLE SECTION INDEPENDENT LINEARITY
  • Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-108-0931, 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 Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-108-0931
Primary Part NumberJA2N056S504MA
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerRockwell Automation, Inc. Dba Rockwell Automation
StatusACTIVE
Shaft Diameter0.250 INCHES NOMINAL IN
Shaft Bearing TypeBEARING
Body Length0.562 INCHES NOMINAL IN
Resistance Tolerance Per Section in Percent-20.0 TO 20.0 SINGLE SECTION
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Body StyleCYLINDRICAL BUSHING MOUNTED
Reliability IndicatorNOT ESTABLISHED
Electrical Resistance Per Section500.000 KILOHMS SINGLE SECTION
Device Design TypeERR-030 AT 9:00 OCLOCKUNABLE TO DECODE
Screw Thread Series DesignatorUNEF
Actuator TypeSINGLE SHAFT
Screw Thread Quantity Per Inch32.0
Mounting MethodSTANDARD BUSHING
Nonturn Device Radius0.531 INCHES NOMINAL IN
Device Design TypeERR-030 AT 3:00 OCLOCKUNABLE TO DECODE
Screw Thread Diameter0.375 INCHES NOMINAL IN
Mounting Bushing Length0.375 INCHES NOMINAL IN
Section Quantity1
Body Diameter1.062 INCHES NOMINAL IN
Shaft Length0.875 INCHES NOMINAL IN
Shaft StyleROUND, SLOTTED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5905-00-764-3956JJ85176 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Rockwell Automation, Inc. Dba Rockwell Automation
5342-01-020-5589 INTERCHANGEABLE
Mount,resilient,weapon System
5305-01-470-7066311152 INTERCHANGEABLE
Screw,machine
Leica Geosystems Ag Dba Leica Geosystems Sa
Cross-Reference Index
Part NumberManufacturer
JA2N056S504MA PRIMARY Rockwell Automation, Inc. Dba Rockwell Automation (USA)
813098-17 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
3-1115-2 Rosen Raymond and Co (USA)
813102-17 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
809877-17 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
687517PC17 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5905-00-764-3956INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
JJ85176
5342-01-020-5589INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5305-01-470-7066INTERCHANGEABLE
SCREW,MACHINE
311152

Frequently Asked Questions

What is NSN 5905-00-108-0931?

NSN 5905-00-108-0931 is a Resistor,variable,nonwire Wound,, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-108-0931?

NSN 5905-00-108-0931 has 6 cross-referenced part numbers: JA2N056S504MA (Rockwell Automation, Inc. Dba Rockwell Automation), 813098-17 (Lockheed Martin Corporation Div Rms - Mitchel Field), 3-1115-2 (Rosen Raymond and Co), 813102-17 (Lockheed Martin Corporation Div Rms - Mitchel Field), 809877-17 (Lockheed Martin Corporation Div Rms - Mitchel Field) and 1 more.

What NSN replaces 5905-00-108-0931?

There are 3 known substitutes for 5905-00-108-0931: 5905-00-764-3956, 5342-01-020-5589, 5305-01-470-7066. Verify interchangeability with system specifications before substitution.

What are the specifications of JA2N056S504MA?

Key specifications for JA2N056S504MA: Shaft Diameter: 0.250 INCHES NOMINAL IN; Shaft Bearing Type: BEARING; Body Length: 0.562 INCHES NOMINAL IN; Resistance Tolerance Per Section in Percent: -20.0 TO 20.0 SINGLE SECTION. 24 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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