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Technical Data Sheet
PartsTable / COMPONENT / 3407L1270A
3407L1270A ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 35.0 MILLIMETERS NOMINAL MM, overall_width: 25.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-020-1697, 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
3407L1270A
NSN: 3110-00-020-1697
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter35.0 MILLIMETERS NOMINAL MM
overall_width25.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
special_featuresELECTRIC MOTOR QUALITY
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter100.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationLOOSE
standard_tolerance_designationABEC NO.1
NSN3110-00-020-1697
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3407L1270A · 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
MATERIAL: STEEL OVERALL
•
BORE SHAPE: STRAIGHT
•
INTERNAL FIT-UP DESIGNATION: LOOSE
•
LOAD DIRECTION: RADIAL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 100.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SPECIAL FEATURESELECTRIC MOTOR QUALITY
MATERIALSTEEL OVERALL
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONLOOSE
LOAD DIRECTIONRADIAL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL OUTSIDE DIAMETER100.0 MILLIMETERS NOMINAL MM
BORE DIAMETER35.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
HW-C10(105)U6Interchangeable
interchangeable cross-reference
interchangeable
MIL-W-76Interchangeable
interchangeable cross-reference
interchangeable
HWP-C10(105)A6Interchangeable
interchangeable cross-reference
interchangeable
16536Interchangeable
interchangeable cross-reference
interchangeable
AE004Interchangeable
interchangeable cross-reference
interchangeable
126-806Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3407L1270A?
3407L1270A is a BEARING,BALL,ANNULAR.
What parts can replace 3407L1270A?
There are 9 known substitutes for 3407L1270A: HW-C10(105)U6, MIL-W-76, HWP-C10(105)A6 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3407L1270A?
3407L1270A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-020-1697. 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