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Technical Data Sheet
PartsTable / COMPONENT / MT341126-286
MT341126-286 ✓ 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,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 0.6875 INCHES NOMINAL IN, cone_width: 0.9550 INCHES NOMINAL IN, bore_diameter: 1.1250 INCHES NOMINAL IN, overall_width: 0.9688 INCHES NOMINAL IN, standout_width: 0.2813 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-1486, 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
MT341126-286
NSN: 3110-00-198-1486
FSC: 3110
CAGE: 61790 — ASTEC INDUSTRIES INC DIV ASTEC IND. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.6875 INCHES NOMINAL IN
cone_width0.9550 INCHES NOMINAL IN
bore_diameter1.1250 INCHES NOMINAL IN
overall_width0.9688 INCHES NOMINAL IN
standout_width0.2813 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, STEEP ANGLE
cone_corner_radius0.0620 INCHES NOMINAL IN
backface_corner_radius0.0620 INCHES NOMINAL IN
overall_outside_diameter2.8593 INCHES NOMINAL IN
nondefinitive_spec/std_data753 TYPE
retainer_fabrication_methodPRESSED
NSN3110-00-198-1486
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MT341126-286 · 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 WIDTH: 0.9550 INCHES NOMINAL IN
•
CUP WIDTH: 0.6875 INCHES NOMINAL IN
•
RETAINER FABRICATION METHOD: PRESSED
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
STYLE DESIGNATOR: STRAIGHT BORE, STEEP ANGLE
•
STANDOUT WIDTH: 0.2813 INCHES NOMINAL IN
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)
OVERALL WIDTH0.9688 INCHES NOMINAL IN
CONE WIDTH0.9550 INCHES NOMINAL IN
CUP WIDTH0.6875 INCHES NOMINAL IN
RETAINER FABRICATION METHODPRESSED
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STYLE DESIGNATORSTRAIGHT BORE, STEEP ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STANDOUT WIDTH0.2813 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0620 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, STEEP ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
H924045H924010Interchangeable
interchangeable cross-reference
interchangeable
A-A-59651Interchangeable
interchangeable cross-reference
interchangeable
A-A-59651-080Interchangeable
interchangeable cross-reference
interchangeable
64AX37Interchangeable
interchangeable cross-reference
interchangeable
53387Interchangeable
interchangeable cross-reference
interchangeable
310470Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MT341126-286?
MT341126-286 is a BEARING,ROLLER,TAPERED.
What parts can replace MT341126-286?
There are 28 known substitutes for MT341126-286: H924045H924010, A-A-59651, A-A-59651-080 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MT341126-286?
MT341126-286 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-1486. 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