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Technical Data Sheet
PartsTable / COMPONENT / 4-271914
4-271914 ✓ 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: 0.5625 INCHES NOMINAL IN, cone_width: 0.6522 INCHES NOMINAL IN, bore_diameter: 1.1805 INCHES NOMINAL IN, overall_width: 0.6300 INCHES NOMINAL IN, standout_width: 0.0675 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5287, 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
4-271914
NSN: 3110-00-100-5287
FSC: 3110
CAGE: 11976 — CHICAGO PNEUMATIC TOOL CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.5625 INCHES NOMINAL IN
cone_width0.6522 INCHES NOMINAL IN
bore_diameter1.1805 INCHES NOMINAL IN
overall_width0.6300 INCHES NOMINAL IN
standout_width0.0675 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0620 INCHES NOMINAL IN
backface_corner_radius0.0620 INCHES NOMINAL IN
overall_outside_diameter2.4410 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-5287
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 4-271914 · 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: 0.6522 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 2.4410 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.1805 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.0675 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)
CONE WIDTH0.6522 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0620 INCHES NOMINAL IN
CONE CORNER RADIUS0.0620 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.4410 INCHES NOMINAL IN
OVERALL WIDTH0.6300 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.1805 INCHES NOMINAL IN
STANDOUT WIDTH0.0675 INCHES NOMINAL IN
CUP WIDTH0.5625 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
58701Interchangeable
interchangeable cross-reference
interchangeable
4730000141813Interchangeable
interchangeable cross-reference
interchangeable
DS-922332Interchangeable
interchangeable cross-reference
interchangeable
S53124-008Interchangeable
interchangeable cross-reference
interchangeable
100A900053Interchangeable
interchangeable cross-reference
interchangeable
22571N PIECE 30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-271914?
4-271914 is a BEARING,ROLLER,TAPERED.
What parts can replace 4-271914?
There are 14 known substitutes for 4-271914: 58701, 4730000141813, DS-922332 and 11 more. Substitute compatibility should be verified for your specific system.
Is 4-271914 still available?
4-271914 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026