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Technical Data Sheet
PartsTable / COMPONENT / L1010
L1010 ✓ 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include bore_diameter: 1.1250 INCHES NOMINAL IN, overall_width: 1.6250 INCHES NOMINAL IN, overall_outside_diameter: 1.6250 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-112-6331, 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
L1010
NSN: 3110-00-112-6331
FSC: 3110
CAGE: 29215 — JENNY PRODUCTS, INC (USA)
SPECIFICATIONS
bore_diameter1.1250 INCHES NOMINAL IN
overall_width1.6250 INCHES NOMINAL IN
overall_outside_diameter1.6250 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
NSN3110-00-112-6331
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: L1010 · 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: 1.6250 INCHES NOMINAL IN
•
BORE DIAMETER: 1.1250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.6250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.6250 INCHES NOMINAL IN
BORE DIAMETER1.1250 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
BT772BInterchangeable
interchangeable cross-reference
interchangeable
772BInterchangeable
interchangeable cross-reference
interchangeable
42880Interchangeable
interchangeable cross-reference
interchangeable
XLS5 1-4Interchangeable
interchangeable cross-reference
interchangeable
3232597Interchangeable
interchangeable cross-reference
interchangeable
596-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L1010?
L1010 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace L1010?
There are 26 known substitutes for L1010: BT772B, 772B, 42880 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L1010?
L1010 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-112-6331. 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