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Technical Data Sheet
PartsTable / COMPONENT / 31314DIN720
31314DIN720 ✓ 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: 25.0 MILLIMETERS NOMINAL MM, cone_width: 35.0 MILLIMETERS NOMINAL MM, bore_diameter: 70.0 MILLIMETERS NOMINAL MM, overall_width: 38.0 MILLIMETERS NOMINAL MM, standout_width: 13.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-221-9794, 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
31314DIN720
NSN: 3110-00-221-9794
FSC: 3110
CAGE: 43991 — FAG BEARINGS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width25.0 MILLIMETERS NOMINAL MM
cone_width35.0 MILLIMETERS NOMINAL MM
bore_diameter70.0 MILLIMETERS NOMINAL MM
overall_width38.0 MILLIMETERS NOMINAL MM
standout_width13.0 MILLIMETERS NOMINAL MM
style_designatorSTRAIGHT BORE, STEEP ANGLE
cone_corner_radius3.5 MILLIMETERS NOMINAL MM
lubrication_materialLUBRICANT
backface_corner_radius3.5 MILLIMETERS NOMINAL MM
overall_outside_diameter150.0 MILLIMETERS NOMINAL MM
retainer_fabrication_methodPRESSED
NSN3110-00-221-9794
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 31314DIN720 · 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: 150.0 MILLIMETERS NOMINAL MM
•
CONE WIDTH: 35.0 MILLIMETERS NOMINAL MM
•
STANDOUT WIDTH: 13.0 MILLIMETERS NOMINAL MM
•
CONE CORNER RADIUS: 3.5 MILLIMETERS NOMINAL MM
•
RETAINER FABRICATION METHOD: PRESSED
•
BACKFACE CORNER RADIUS: 3.5 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: INTERNATIONAL STANDARDS ORGANIZATION STANDARD TOLERANCE
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 WIDTH38.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER150.0 MILLIMETERS NOMINAL MM
CONE WIDTH35.0 MILLIMETERS NOMINAL MM
STANDOUT WIDTH13.0 MILLIMETERS NOMINAL MM
CONE CORNER RADIUS3.5 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODPRESSED
BACKFACE CORNER RADIUS3.5 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONINTERNATIONAL STANDARDS ORGANIZATION STANDARD TOLERANCE
LUBRICATION MATERIALLUBRICANT
CUP WIDTH25.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
31314Interchangeable
interchangeable cross-reference
interchangeable
C65615Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-296Interchangeable
interchangeable cross-reference
interchangeable
1266Interchangeable
interchangeable cross-reference
interchangeable
14-28350 ITEM 24Interchangeable
interchangeable cross-reference
interchangeable
NAS1352C6LL20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31314DIN720?
31314DIN720 is a BEARING,ROLLER,TAPERED.
What parts can replace 31314DIN720?
There are 10 known substitutes for 31314DIN720: 31314, C65615, GGG-D-296 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31314DIN720?
31314DIN720 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-221-9794. 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