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Technical Data Sheet
PartsTable / COMPONENT / 103845
103845 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, nut_style: HEXAGON, nut_height: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0258, 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
103845
NSN: 3110-00-100-0258
FSC: 3110
CAGE: 99832 — SCOTT HUBER ESSICK A CO OF FIGGIE INTERNATIONAL INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
nut_styleHEXAGON
nut_height0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
width_across_flats0.250 INCHES NOMINAL IN
nominal_thread_size0.138 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch32
material_document_and_classificationQQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3110-00-100-0258
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 103845 · 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
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
CONE WIDTH: 1.1420 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
BORE DIAMETER: 2.7500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
CONE WIDTH1.1420 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
BORE DIAMETER2.7500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
21-1573Interchangeable
interchangeable cross-reference
interchangeable
10290Interchangeable
interchangeable cross-reference
interchangeable
SL5255PC7Interchangeable
interchangeable cross-reference
interchangeable
SL5270PC6Interchangeable
interchangeable cross-reference
interchangeable
SL5256PC8Interchangeable
interchangeable cross-reference
interchangeable
11146Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103845?
103845 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 103845?
There are 26 known substitutes for 103845: 21-1573, 10290, SL5255PC7 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103845?
103845 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0258. 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