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20500-501 — RESISTOR,VARIABLE,WIRE WOUND,NON

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

20500-501: RESISTOR,VARIABLE,WIRE WOUND,NON.

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_style: RECTANGULAR W/MOUNTING HOLES, body_width: 0.220 INCHES MAXIMUM IN, body_height: 0.500 INCHES NOMINAL IN, body_length: 0.500 INCHES NOMINAL IN, shaft_style: ROUND, SLOTTED, shaft_length: 0.045 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-00-482-5295, 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→ 20500-501
NSN: 5905-00-482-5295
NIINs: 004825295, 005918417, 010688345, 011385200
FSC: 5905 — Resistor
CAGE: 84048 — VERNITRON CORP VRN INTERNATIONAL DIV (USA)
SPECIFICATIONS
body_styleRECTANGULAR W/MOUNTING HOLES
body_width0.220 INCHES MAXIMUM IN
body_height0.500 INCHES NOMINAL IN
body_length0.500 INCHES NOMINAL IN
shaft_styleROUND, SLOTTED
shaft_length0.045 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
bore_diameter1.625 INCHES NOMINAL IN
overall_width4.250 INCHES NOMINAL IN
overall_height6.750 INCHES NOMINAL IN
overall_length3.640 INCHES NOMINAL IN
shaft_diameter0.075 INCHES NOMINAL IN
NSN5905-00-482-5295
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 20500-501 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
ELECTRICAL RESISTANCE PER SECTION: 500.0 OHMS SINGLE SECTION
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 150.0 SINGLE SECTION
•
SECTION QUANTITY: 1
•
MOUNTING FACILITY QUANTITY: 2
•
SHAFT DIAMETER: 0.075 INCHES NOMINAL IN
•
BODY STYLE: RECTANGULAR W/MOUNTING HOLES
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
BODY WIDTH: 0.220 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
ELECTRICAL RESISTANCE PER SECTION500.0 OHMS SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER150.0 SINGLE SECTION
SECTION QUANTITY1
MOUNTING FACILITY QUANTITY2
SHAFT DIAMETER0.075 INCHES NOMINAL IN
BODY STYLERECTANGULAR W/MOUNTING HOLES
MOUNTING METHODUNTHREADED HOLE(S)
BODY WIDTH0.220 INCHES MAXIMUM IN
BODY HEIGHT0.500 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.075 INCHES MINIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
3250L-1-501Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20500-501?
20500-501 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20500-501?
There is 1 known substitute for 20500-501: 3250L-1-501. Substitute compatibility should be verified for your specific system.
What is the NSN for 20500-501?
20500-501 is cataloged in the U.S. Government catalog under NSN 5905-00-482-5295. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.