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406-340-103-103 — ROLLER,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

406-340-103-103: ROLLER,BEARING.

The ROLLER,BEARING is a the manufacturer industrial component. Key specifications include overall_length: 0.4328 INCHES MINIMUM AND 0.4328 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN, style_designator: CYLINDRICAL ROLLER, RELIEVED ENDSCYLINDRICAL ROLLER, RELIEVED ENDS, rolling_element_diameter: 0.4330 INCHES MINIMUM AND 0.4330 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN, specification/standard_data: 97499-406-340-103 MANUFACTURERS SOURCE CONTROL97499-406-340-103 MANUFACTURERS SOURCE CONTROL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-334-7429, 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
406-340-103-103
NSN: 3110-01-334-7429
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 78118 — MPB CORPORATION DBA MPB CORP (USA)
SPECIFICATIONS
overall_length0.4328 INCHES MINIMUM AND 0.4328 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN
style_designatorCYLINDRICAL ROLLER, RELIEVED ENDSCYLINDRICAL ROLLER, RELIEVED ENDS
rolling_element_diameter0.4330 INCHES MINIMUM AND 0.4330 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN
specification/standard_data97499-406-340-103 MANUFACTURERS SOURCE CONTROL97499-406-340-103 MANUFACTURERS SOURCE CONTROL
NSN3110-01-334-7429
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 406-340-103-103 · 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
•
ROLLING ELEMENT DIAMETER: 0.4330 INCHES MINIMUM AND 0.4330 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CYLINDRICAL ROLLER, RELIEVED ENDSCYLINDRICAL ROLLER, RELIEVED ENDS
•
SPECIFICATION/STANDARD DATA: 97499-406-340-103 MANUFACTURERS SOURCE CONTROL97499-406-340-103 MANUFACTURERS SOURCE CONTROL
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.4330 INCHES MINIMUM AND 0.4330 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN
STYLE DESIGNATORCYLINDRICAL ROLLER, RELIEVED ENDSCYLINDRICAL ROLLER, RELIEVED ENDS
OVERALL LENGTH0.4328 INCHES MINIMUM AND 0.4328 INCHES MINIMUM AND 0.4331 INCHES MAXIMUM0.4331 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA97499-406-340-103 MANUFACTURERS SOURCE CONTROL97499-406-340-103 MANUFACTURERS SOURCE CONTROL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
406-340-103-101Same 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 406-340-103-103?
406-340-103-103 is a ROLLER,BEARING.
What parts can replace 406-340-103-103?
There is 1 known substitute for 406-340-103-103: 406-340-103-101. Substitute compatibility should be verified for your specific system.
What is the NSN for 406-340-103-103?
406-340-103-103 is cataloged in the U.S. Government catalog under NSN 3110-01-334-7429. This indicates validated use in U.S. government and defense supply chains.
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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.