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Technical Data Sheet
PartsTable / MRO / 41409A
41409A ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 2.150 INCHES MAXIMUM IN, shaft_style: ROUND, bearing_type: BALL SHAFT, pilot_length: 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN, shaft_length: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-920-8973, 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→ 41409A
NSN: 5905-00-920-8973
FSC: 5905
CAGE: 10112 — GENERAL DYNAMICS MOTION CONTROL LLC (USA)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length2.150 INCHES MAXIMUM IN
shaft_styleROUND
bearing_typeBALL SHAFT
pilot_length0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
shaft_length0.750 INCHES NOMINAL IN
shaft_runout0.001 INCHES IN
actuator_typeSINGLE SHAFT
body_diameter2.025 INCHES MAXIMUM IN
lateral_runout0.002 INCHES IN
overall_length2.932 INCHES MAXIMUM IN
pilot_diameter1.87495 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
NSN5905-00-920-8973
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 41409A MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
BODY DIAMETER: 2.025 INCHES MAXIMUM IN
•
MOUNTING LIP DIAMETER: 1.9900 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN
•
PILOT LENGTH: 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
•
BODY STYLE: CYLINDRICAL SERVO MOUNTED
•
SHAFT LENGTH: 0.750 INCHES NOMINAL IN
•
SHAFT DIAMETER: 0.250 INCHES NOMINAL IN
•
RESISTANCE TOLERANCE PER SECTION IN PERCENT: -10.0 TO 10.0 2ND SECTION
•
TEST DATA DOCUMENT: 89954-539D818 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TECHNICAL CHARACTERISTICS (FLIS)
BODY DIAMETER2.025 INCHES MAXIMUM IN
MOUNTING LIP DIAMETER1.9900 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN
PILOT LENGTH0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
BODY STYLECYLINDRICAL SERVO MOUNTED
SHAFT LENGTH0.750 INCHES NOMINAL IN
SHAFT DIAMETER0.250 INCHES NOMINAL IN
RESISTANCE TOLERANCE PER SECTION IN PERCENT-10.0 TO 10.0 2ND SECTION
TEST DATA DOCUMENT89954-539D818 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS-500.0 TO 500.0 ALL SECTIONS
TERMINAL TYPE AND QUANTITY6 WIRE LEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
303SZQ5A7Interchangeable
interchangeable cross-reference
interchangeable
303PFS381Interchangeable
interchangeable cross-reference
interchangeable
6303ARSInterchangeable
interchangeable cross-reference
interchangeable
BD309603Interchangeable
interchangeable cross-reference
interchangeable
309603Interchangeable
interchangeable cross-reference
interchangeable
7300DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 41409A?
41409A is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 41409A?
There are 12 known substitutes for 41409A: 303SZQ5A7, 303PFS381, 6303ARS and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 41409A?
41409A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-920-8973. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026