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Technical Data Sheet
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683/672D — Technical Data Sheet

✓ 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: 2.7500 INCHES NOMINAL IN, bore_diameter: 3.7500 INCHES NOMINAL IN, overall_width: 3.6250 INCHES NOMINAL IN, standout_width: 0.4380 INCHES NOMINAL IN, style_designator: STRAIGHT BORE, DOUBLE CUP, SINGLE CONES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-069-2925, 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
683/672D
NSN: 3110-00-069-2925
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width2.7500 INCHES NOMINAL IN
bore_diameter3.7500 INCHES NOMINAL IN
overall_width3.6250 INCHES NOMINAL IN
standout_width0.4380 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, DOUBLE CUP, SINGLE CONES
cone_corner_radius0.1250 INCHES NOMINAL IN
lubrication_materialLUBRICANT
overall_outside_diameter6.6250 INCHES NOMINAL IN
NSN3110-00-069-2925
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 683/672D · 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: 2.7500 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.4380 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, DOUBLE CUP, SINGLE CONES
•
BORE DIAMETER: 3.7500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 6.6250 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 WIDTH2.7500 INCHES NOMINAL IN
STANDOUT WIDTH0.4380 INCHES NOMINAL IN
CONE CORNER RADIUS0.1250 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, DOUBLE CUP, SINGLE CONES
BORE DIAMETER3.7500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL WIDTH3.6250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER6.6250 INCHES NOMINAL IN
LUBRICATION MATERIALLUBRICANT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
08905517 TM1Interchangeable
interchangeable cross-reference
interchangeable
15199Interchangeable
interchangeable cross-reference
interchangeable
15199AInterchangeable
interchangeable cross-reference
interchangeable
2208H112Interchangeable
interchangeable cross-reference
interchangeable
11347105Interchangeable
interchangeable cross-reference
interchangeable
64AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 683/672D?
683/672D is a BEARING,ROLLER,TAPERED.
What parts can replace 683/672D?
There are 11 known substitutes for 683/672D: 08905517 TM1, 15199, 15199A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 683/672D?
683/672D is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-069-2925. 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: September 2026