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Technical Data Sheet
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900040 — Technical Data Sheet

✓ Verified by PartsTable
— · TAPERED BEARING
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

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, pin_overall_length: 2.4375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3110-00-156-1320, 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
900040
NSN: 3110-00-156-1320
FSC: 3110
CAGE: A274N — SCANDINAVIAN MANUFACTURING SCAMA AB (SWE)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
pin_overall_length2.4375 INCHES NOMINAL IN
NSN3110-00-156-1320
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 900040 · 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
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
•
LOCATING FEATURE: NONLOCATING
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BORE DIAMETER: 100.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
MATERIALSTEEL INNER RING
MATERIALSTEEL ROLLER
STYLE DESIGNATORSINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
MATERIALSTEEL OUTER RING
LOCATING FEATURENONLOCATING
OVERALL WIDTH34.0 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE DIAMETER100.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
OVERALL OUTSIDE DIAMETER180.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
A-A-55599InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AA55599-08AC0InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7450286InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
BU1212ZInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N212InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7010InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 900040?
900040 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 900040?
There are 12 known substitutes for 900040: A-A-55599, AA55599-08AC0, 7450286 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 900040?
900040 is cataloged in the Federal Logistics Information System under NSN 3110-00-156-1320. 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: September 2026