PartsTable
Technical Data Sheet
PartsTable / MRO / 311203
311203 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include color: RED, material: STEEL BODY, body_width: 4.000 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_height: 9.720 INCHES NOMINAL IN, body_length: 4.000 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 3110-00-155-6225, 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→ 311203
NSN: 3110-00-155-6225
FSC: 3110
CAGE: 1X0J7 — VOLVO CONSTRUCTION EQUIPMENT NORTH AMERICA, LLC (USA)
SPECIFICATIONS
colorRED
materialSTEEL BODY
body_width4.000 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_height9.720 INCHES NOMINAL IN
body_length4.000 INCHES NOMINAL IN
design_typeREUSABLE
flexibilityFLEXIBLE
shaft_styleROUND, SLOTTED
temp_rating275.0 FAHRENHEIT NOMINAL DEGF
shaft_length0.500 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
NSN3110-00-155-6225
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 311203 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL OUTSIDE DIAMETER: 110.00 MILLIMETERS NOMINAL MM
•
SHIELD QUANTITY: 1
•
LOAD DIRECTION: RADIAL
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER110.00 MILLIMETERS NOMINAL MM
SHIELD QUANTITY1
LOAD DIRECTIONRADIAL
SURFACE FINISHGROUND
MATERIALSTEEL OUTER RING
MATERIALSTEEL BALL
MATERIALSTEEL SHIELD
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL INNER RING
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
172557Interchangeable
interchangeable cross-reference
interchangeable
117921Interchangeable
interchangeable cross-reference
interchangeable
71237Interchangeable
interchangeable cross-reference
interchangeable
2-115649-3Interchangeable
interchangeable cross-reference
interchangeable
26Interchangeable
interchangeable cross-reference
interchangeable
31-1203Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 311203?
311203 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 311203?
There are 28 known substitutes for 311203: 172557, 117921, 71237 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 311203?
311203 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6225. 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