PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 703-127
703-127 ✓ 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 head_style: FILLISTER, head_height: 0.082 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.145 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN, thread_length: 0.313 INCHES NOMINAL IN, screw_material: STEEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-6004, 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
703-127
NSN: 3110-00-100-6004
FSC: 3110
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.082 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.145 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
thread_length0.313 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.313 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.099 INCHES IN
screw_surface_treatmentPASSIVATE
thread_quantity_per_inch48
NSN3110-00-100-6004
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 703-127 · 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
•
CUP WIDTH: 0.6250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
STANDOUT WIDTH: 0.1563 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
CONE WIDTH: 0.7710 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)
CUP WIDTH0.6250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STANDOUT WIDTH0.1563 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH0.7813 INCHES NOMINAL IN
CONE WIDTH0.7710 INCHES NOMINAL IN
BORE DIAMETER1.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.7170 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
210-406Interchangeable
interchangeable cross-reference
interchangeable
M141R13Interchangeable
interchangeable cross-reference
interchangeable
157045Interchangeable
interchangeable cross-reference
interchangeable
7581Interchangeable
interchangeable cross-reference
interchangeable
S271-500Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 703-127?
703-127 is a BEARING,ROLLER,TAPERED.
What parts can replace 703-127?
There are 21 known substitutes for 703-127: 210-406, M141R13, 157045 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 703-127?
703-127 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-6004. 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