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Technical Data Sheet
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FF-B-171/1 — 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, cone_width: 1.4375 INCHES NOMINAL IN, bore_diameter: 1.7500 INCHES NOMINAL IN, overall_width: 7.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-106-9478, 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
FF-B-171/1
NSN: 3110-00-106-9478
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
cone_width1.4375 INCHES NOMINAL IN
bore_diameter1.7500 INCHES NOMINAL IN
overall_width7.0 MILLIMETERS NOMINAL MM
seal_quantity1
load_directionRADIAL
surface_finishGROUND
shield_quantity2
inner_ring_width0.3860 INCHES NOMINAL IN
outer_ring_width0.4060 INCHES NOMINAL IN
special_featuresDUTY CLASS HM SERIES
NSN3110-00-106-9478
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/1 · 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
•
SHIELD QUANTITY: 2
•
OVERALL OUTSIDE DIAMETER: 19.0 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 6.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL COMP 440A OUTER RING A
•
SURFACE FINISH: GROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
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)
SHIELD QUANTITY2
OVERALL WIDTH6.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER19.0 MILLIMETERS NOMINAL MM
BORE DIAMETER6.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL COMP 440A OUTER RING A
MATERIALSTEEL COMP 440A BALL A
SURFACE FINISHGROUND
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 44
9038Interchangeable
interchangeable cross-reference
interchangeable
38ZInterchangeable
interchangeable cross-reference
interchangeable
35Interchangeable
Pago tarjeta de credito
interchangeable
X380-13Interchangeable
interchangeable cross-reference
interchangeable
PPC95Interchangeable
interchangeable cross-reference
interchangeable
77035L1R5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/1?
FF-B-171/1 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace FF-B-171/1?
There are 44 known substitutes for FF-B-171/1: 9038, 38Z, 35 and 41 more. Substitute compatibility should be verified for your specific system.
Is FF-B-171/1 still available?
FF-B-171/1 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: September 2026