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Technical Data Sheet
PartsTable / COMPONENT / 11108P
11108P ✓ 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: 1.3750 INCHES NOMINAL IN, cone_width: 1.8150 INCHES NOMINAL IN, bore_diameter: 3.0625 INCHES NOMINAL IN, overall_width: 1.7500 INCHES NOMINAL IN, standout_width: 0.3750 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 3110-00-100-5969, 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
11108P
NSN: 3110-00-100-5969
FSC: 3110
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width1.3750 INCHES NOMINAL IN
cone_width1.8150 INCHES NOMINAL IN
bore_diameter3.0625 INCHES NOMINAL IN
overall_width1.7500 INCHES NOMINAL IN
standout_width0.3750 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.1400 INCHES NOMINAL IN
backface_corner_radius0.1250 INCHES NOMINAL IN
overall_outside_diameter5.3438 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-5969
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 11108P · 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
•
MATERIAL: STEEL OVERALL
•
CONE WIDTH: 1.8150 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OVERALL OUTSIDE DIAMETER: 5.3438 INCHES NOMINAL IN
•
BORE DIAMETER: 3.0625 INCHES NOMINAL IN
•
CUP WIDTH: 1.3750 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 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)
MATERIALSTEEL OVERALL
CONE WIDTH1.8150 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL OUTSIDE DIAMETER5.3438 INCHES NOMINAL IN
BORE DIAMETER3.0625 INCHES NOMINAL IN
CUP WIDTH1.3750 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
OVERALL WIDTH1.7500 INCHES NOMINAL IN
STANDOUT WIDTH0.3750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
31870Interchangeable
interchangeable cross-reference
interchangeable
31871Interchangeable
interchangeable cross-reference
interchangeable
31870PInterchangeable
interchangeable cross-reference
interchangeable
39PS33Interchangeable
Same NIIN cross-reference
interchangeable
5795-5735Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11108P?
11108P is a BEARING,ROLLER,TAPERED.
What parts can replace 11108P?
There are 5 known substitutes for 11108P: 31870, 31871, 31870P and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11108P?
11108P is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5969. 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