PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RV4NAYSD254AResistor,variable,nonwire Wound,

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-00-894-1606 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-894-1606 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-894-1606. Primary manufacturer part number: RV4NAYSD254A.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Shaft Diameter: 0.250 INCHES NOMINAL IN
  • Actuator Type: SINGLE SHAFT
  • Shaft Style: ROUND, SLOTTED
  • Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
  • Screw Thread Series Designator: UNEF
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-894-1606, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-894-1606
Primary Part NumberRV4NAYSD254A
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Shaft Diameter0.250 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Shaft StyleROUND, SLOTTED
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Screw Thread Series DesignatorUNEF
Device Design TypeNONTURN AT 9:00 OCLOCKUNABLE TO DECODE
Screw Thread Quantity Per Inch32.0
Nonturn Device Radius0.531 INCHES NOMINAL IN
Screw Thread Diameter0.375 INCHES NOMINAL IN
Electrical Resistance Per Section250.000 KILOHMS SINGLE SECTION
Section Quantity1
Shaft Length0.875 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-552-5476 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cross-Reference Index
Part NumberManufacturer
RV4NAYSD254A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILR94TYPERV4NAYSD254A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5905-00-552-5476INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,

Frequently Asked Questions

What is NSN 5905-00-894-1606?

NSN 5905-00-894-1606 is a Resistor,variable,nonwire Wound,, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-894-1606?

NSN 5905-00-894-1606 has 2 cross-referenced part numbers: RV4NAYSD254A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILR94TYPERV4NAYSD254A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5905-00-894-1606?

There is 1 known substitute for 5905-00-894-1606: 5905-00-552-5476. Verify interchangeability with system specifications before substitution.

What are the specifications of RV4NAYSD254A?

Key specifications for RV4NAYSD254A: Shaft Diameter: 0.250 INCHES NOMINAL IN; Actuator Type: SINGLE SHAFT; Shaft Style: ROUND, SLOTTED; Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION. 15 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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