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Technical Data Sheet
PartsTable / COMPONENT / MS19081-10
MS19081-10 ✓ 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: 0.4375 INCHES NOMINAL IN, cone_width: 0.5662 INCHES NOMINAL IN, bore_diameter: 0.7500 INCHES NOMINAL IN, overall_width: 0.5662 INCHES NOMINAL IN, standout_width: 0.1287 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 3110-00-155-7440, 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
MS19081-10
NSN: 3110-00-155-7440
FSC: 3110
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.4375 INCHES NOMINAL IN
cone_width0.5662 INCHES NOMINAL IN
bore_diameter0.7500 INCHES NOMINAL IN
overall_width0.5662 INCHES NOMINAL IN
standout_width0.1287 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0460 INCHES NOMINAL IN
backface_corner_radius0.0460 INCHES NOMINAL IN
overall_outside_diameter1.8504 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-155-7440
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS19081-10 · 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: 1.8504 INCHES NOMINAL IN
•
CONE WIDTH: 0.5662 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0460 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0460 INCHES NOMINAL IN
•
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.1287 INCHES NOMINAL IN
•
CUP WIDTH: 0.4375 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 OUTSIDE DIAMETER1.8504 INCHES NOMINAL IN
CONE WIDTH0.5662 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0460 INCHES NOMINAL IN
OVERALL WIDTH0.5662 INCHES NOMINAL IN
CONE CORNER RADIUS0.0460 INCHES NOMINAL IN
BORE DIAMETER0.7500 INCHES NOMINAL IN
STANDOUT WIDTH0.1287 INCHES NOMINAL IN
CUP WIDTH0.4375 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
21269Interchangeable
interchangeable cross-reference
interchangeable
05075Interchangeable
interchangeable cross-reference
interchangeable
304528Interchangeable
interchangeable cross-reference
interchangeable
21269-3Interchangeable
interchangeable cross-reference
interchangeable
SC420059-1Interchangeable
interchangeable cross-reference
interchangeable
05075-05185Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS19081-10?
MS19081-10 is a BEARING,ROLLER,TAPERED.
What parts can replace MS19081-10?
There are 7 known substitutes for MS19081-10: 21269, 05075, 304528 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS19081-10?
MS19081-10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7440. 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