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Technical Data Sheet
PartsTable / COMPONENT / 155698D39
155698D39 ✓ 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: 0.8750 INCHES NOMINAL IN, cone_width: 1.1250 INCHES NOMINAL IN, bore_diameter: 1.7500 INCHES NOMINAL IN, overall_width: 1.0938 INCHES NOMINAL IN, standout_width: 0.8750 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 3110-00-100-5342, 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
155698D39
NSN: 3110-00-100-5342
FSC: 3110
CAGE: 05340 — LIDGERWOOD MANUFACTURING COMPANY DBA LIDGERWOOD MANUFACTURING CO DIV LIDGERWOOD MANUFACURING CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.8750 INCHES NOMINAL IN
cone_width1.1250 INCHES NOMINAL IN
bore_diameter1.7500 INCHES NOMINAL IN
overall_width1.0938 INCHES NOMINAL IN
standout_width0.8750 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0310 INCHES NOMINAL IN
backface_corner_radius0.0930 INCHES NOMINAL IN
overall_outside_diameter3.7500 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-5342
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 155698D39 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 3.7500 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.8750 INCHES NOMINAL IN
•
CUP WIDTH: 0.8750 INCHES NOMINAL IN
•
CONE WIDTH: 1.1250 INCHES NOMINAL IN
•
BORE DIAMETER: 1.7500 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 WIDTH1.0938 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER3.7500 INCHES NOMINAL IN
STANDOUT WIDTH0.8750 INCHES NOMINAL IN
CUP WIDTH0.8750 INCHES NOMINAL IN
CONE WIDTH1.1250 INCHES NOMINAL IN
BORE DIAMETER1.7500 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0930 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
11817Interchangeable
interchangeable cross-reference
interchangeable
A1941PC63Interchangeable
interchangeable cross-reference
interchangeable
935177-101Interchangeable
interchangeable cross-reference
interchangeable
827978-1Interchangeable
interchangeable cross-reference
interchangeable
6110942Interchangeable
interchangeable cross-reference
interchangeable
4W-6217Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 155698D39?
155698D39 is a BEARING,ROLLER,TAPERED.
What parts can replace 155698D39?
There are 13 known substitutes for 155698D39: 11817, A1941PC63, 935177-101 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 155698D39?
155698D39 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5342. 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