PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JA1N048S202MAResistor,variable,nonwire Wound,

Rockwell Automation, Inc. Dba Rockwell Automation · NSN 5905-00-502-0438 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-502-0438 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-502-0438. Primary manufacturer part number: JA1N048S202MA.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Section Quantity: 1
  • Actuator Travel Control Feature: STOPS
  • Power Dissipation Rating Per Section in Watts: 2.25 FREE AIR SINGLE SECTION
  • Terminal Location: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 70.0 SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Resistance Tolerance Per Section in Percent: -20.0 TO 20.0 SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-502-0438, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-502-0438
Primary Part NumberJA1N048S202MA
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerRockwell Automation, Inc. Dba Rockwell Automation
StatusCANCELLED
Section Quantity1
Actuator Travel Control FeatureSTOPS
Power Dissipation Rating Per Section in Watts2.25 FREE AIR SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Resistance Tolerance Per Section in Percent-20.0 TO 20.0 SINGLE SECTION
Screw Thread Quantity Per Inch32.0
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power120.0 SINGLE SECTION
Screw Thread Series DesignatorUNEF
Nonturn Device Radius0.531 INCHES NOMINAL IN
Device Design TypeERR-030 AT 9:00 OCLOCKUNABLE TO DECODE
Resistance Temp Characteristic Range Per Section in Percent+0.0 TO 5.5 -55 DEG CELSIUS SINGLE SECTION AND +0.0 TO 3.0 -25 DEG CELSIUS SINGLE SECTION AND -2.0 TO 2.0 85 DEG CELSIUS SINGLE SECTION AND +0.0 TO 4.5 120 DEG CELSIUS SINGLE SECTION
Mounting MethodSTANDARD BUSHING
Rotary Actuator Travel in Angular Deg312.0 NOMINAL
Screw Thread Diameter0.375 INCHES NOMINAL IN
Electrical Resistance Per Section2.0 KILOHMS SINGLE SECTION
Body Length0.625 INCHES MAXIMUM IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Reliability IndicatorNOT ESTABLISHED
Shaft StyleROUND, SLOTTED
Effective Electrical Rotation in Deg Angular Rotation312.0 NOMINAL
Shaft Length0.750 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Shaft Diameter0.250 INCHES NOMINAL IN
Body Diameter1.156 INCHES MAXIMUM IN
Overall Diameter1.750 INCHES NOMINAL IN
Mounting Bushing Length0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5905-00-428-8504 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5920-00-503-2885311008 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
JA1N048S202MA PRIMARY Rockwell Automation, Inc. Dba Rockwell Automation (USA)
311-008 Tektronix, Inc. (USA)
311-0008-00 Tektronix, Inc. (USA)
Related Parts
5905-00-428-8504INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5920-00-503-2885INTERCHANGEABLE
FUSE,CARTRIDGE
311008

Frequently Asked Questions

What is NSN 5905-00-502-0438?

NSN 5905-00-502-0438 is a Resistor,variable,nonwire Wound,, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-502-0438?

NSN 5905-00-502-0438 has 3 cross-referenced part numbers: JA1N048S202MA (Rockwell Automation, Inc. Dba Rockwell Automation), 311-008 (Tektronix, Inc.), 311-0008-00 (Tektronix, Inc.).

What NSN replaces 5905-00-502-0438?

There are 2 known substitutes for 5905-00-502-0438: 5905-00-428-8504, 5920-00-503-2885. Verify interchangeability with system specifications before substitution.

What are the specifications of JA1N048S202MA?

Key specifications for JA1N048S202MA: Section Quantity: 1; Actuator Travel Control Feature: STOPS; Power Dissipation Rating Per Section in Watts: 2.25 FREE AIR SINGLE SECTION; Terminal Location: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE. 29 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-502-0438 still in active supply?

NSN 5905-00-502-0438 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