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2-10-3A — RESISTOR,VARIABLE,WIRE WOUND,PRE

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

2-10-3A: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: STEEL OVERALL, body_height: 4.563 INCHES NOMINAL IN, body_length: 6.000 INCHES NOMINAL IN, design_type: REUSABLE, thread_length: 0.500 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-350-6492, 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→ 2-10-3A
NSN: 2530-00-350-6492
NIINs: 003506492, 012611870, 013491421, 014381450
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 58540 — SUPERIOR TRAILER MFG CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_height4.563 INCHES NOMINAL IN
body_length6.000 INCHES NOMINAL IN
design_typeREUSABLE
thread_length0.500 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
drive_end_shapeSQUARE SECOND END EXTERNAL
special_featuresSUPPORTS HOWITZER,LIGHT TOWED;105-MM,M102,1015-00-086-8164
style_designatorRIGID
features_providedPOWER TOOL
surface_treatmentOXIDE OVERALL
drive_surface_size0.375 INCHES NOMINAL BOTH ENDS IN
NSN2530-00-350-6492
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,PRE TITLE COMPONENT PN 2-10-3A MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
FSC APPLICATION DATA: BRAKE,COMPRESSED AIR,TRUCK AND SEMITRAILER
•
DESIGN TYPE: REUSABLE
•
BODY OUTSIDE DIAMETER: 3.625 INCHES NOMINAL IN
•
BODY HEIGHT: 4.563 INCHES NOMINAL IN
•
OPERATING PRESSURE: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
•
FEATURES PROVIDED: DRAIN PLUG
•
FILTERING ELEMENT QUANTITY: 1
•
BODY LENGTH: 6.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATABRAKE,COMPRESSED AIR,TRUCK AND SEMITRAILER
DESIGN TYPEREUSABLE
BODY OUTSIDE DIAMETER3.625 INCHES NOMINAL IN
BODY HEIGHT4.563 INCHES NOMINAL IN
OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
FEATURES PROVIDEDDRAIN PLUG
FILTERING ELEMENT QUANTITY1
BODY LENGTH6.000 INCHES NOMINAL IN
SPECIAL FEATURESSUPPORTS HOWITZER,LIGHT TOWED;105-MM,M102,1015-00-086-8164
END ITEM IDENTIFICATIONTRAILER, SEMI (M172A1)
SUBSTITUTES & CROSS-REFERENCES 7
221474Reference document
Same NSN cross-reference
Reference document — Secondary reference
536486Reference document
Same NSN cross-reference
Reference document — Secondary reference
BW221474Reference document
Same NSN cross-reference
Reference document — Secondary reference
BKBEC2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
15645Reference document
Same NSN cross-reference
Reference document — Secondary reference
7097063Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-10-3A?
2-10-3A is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 2-10-3A?
There are 7 known substitutes for 2-10-3A: 221474, 536486, BW221474 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-10-3A?
2-10-3A is cataloged in the U.S. Government catalog under NSN 2530-00-350-6492. 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.