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RU6LAYSA253A — Technical Data Sheet

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— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include body_style: CYLINDRICAL BUSHING MOUNTED, body_length: 0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, shaft_style: ROUND, SLOTTED, shaft_length: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, actuator_type: SINGLE SHAFT, body_diameter: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System under NSN 5905-00-549-8222, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ RU6LAYSA253A
NSN: 5905-00-549-8222
FSC: 5905
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleCYLINDRICAL BUSHING MOUNTED
body_length0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
shaft_length0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
body_diameter0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
overall_length1.344 INCHES MAXIMUM IN
shaft_diameter0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
mounting_methodLOCKING BUSHING
overall_diameter0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
section_quantity1
terminal_locationREAR END
NSN5905-00-549-8222
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN RU6LAYSA253A MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
•
RESISTANCE TOLERANCE PER SECTION IN PERCENT: -10.0 TO 10.0 SINGLE SECTION
•
ACTUATOR TRAVEL CONTROL FEATURE: STOPS
•
BODY LENGTH: 0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
•
SECTION QUANTITY: 1
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
TERMINAL TYPE AND QUANTITY: 3 TAB, SOLDER LUG
•
SPECIFICATION/STANDARD DATA: 81349-MIL-R-94/3 GOVERNMENT SPECIFICATION
•
TEST DATA DOCUMENT: 81349-MIL-R-94 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TECHNICAL CHARACTERISTICS
RESISTANCE TOLERANCE PER SECTION IN PERCENT-10.0 TO 10.0 SINGLE SECTION
ACTUATOR TRAVEL CONTROL FEATURESTOPS
BODY LENGTH0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
SECTION QUANTITY1
RELIABILITY INDICATORNOT ESTABLISHED
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
SPECIFICATION/STANDARD DATA81349-MIL-R-94/3 GOVERNMENT SPECIFICATION
TEST DATA DOCUMENT81349-MIL-R-94 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
BODY STYLECYLINDRICAL BUSHING MOUNTED
MOUNTING METHODLOCKING BUSHING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
3608InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
R7744InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5740AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
72A759InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1420-2-3617-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8402InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RU6LAYSA253A?
RU6LAYSA253A is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace RU6LAYSA253A?
There are 35 known substitutes for RU6LAYSA253A: 3608, R7744, 5740A and 32 more. Substitute compatibility should be verified for your specific system.
Is RU6LAYSA253A still available?
RU6LAYSA253A is currently cancelled.
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Last verified: September 2026