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PartsTable / COMPONENT / FF-B-171B SUPP 1
FF-B-171B SUPP 1 ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SHIELD, bore_shape: STRAIGHT, bore_diameter: 15.0 MILLIMETERS NOMINAL MM, overall_width: 11.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-3547, 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-171B SUPP 1
NSN: 3110-00-156-3547
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SHIELD
bore_shapeSTRAIGHT
bore_diameter15.0 MILLIMETERS NOMINAL MM
overall_width11.0 MILLIMETERS NOMINAL MM
seal_quantity2
load_directionRADIAL
surface_finishGROUND
shield_quantity2
inner_ring_width0.9840 INCHES NOMINAL IN
outer_ring_width0.6690 INCHES NOMINAL IN
special_featuresLUBRICATE BEARING TO 1/3 FILL
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
NSN3110-00-156-3547
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171B SUPP 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL: GREASE
•
INNER RING WIDTH: 0.9840 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BEARING SEAL TYPE: CONTACT
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SEAL QUANTITY2
LUBRICATION MATERIALGREASE
INNER RING WIDTH0.9840 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
BEARING SEAL TYPECONTACT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LUBRICATION MATERIALGREASE
SURFACE FINISHGROUND
OUTER RING WIDTH0.6690 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
FF-B-171/36J05D2XInterchangeable
interchangeable cross-reference
interchangeable
700943Interchangeable
interchangeable cross-reference
interchangeable
FF-B-171B SUPP 1Interchangeable
interchangeable cross-reference
interchangeable
FF-B-171/10J14C2XInterchangeable
interchangeable cross-reference
interchangeable
FF-B-171/10Interchangeable
interchangeable cross-reference
interchangeable
43614Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171B SUPP 1?
FF-B-171B SUPP 1 is a BEARING,BALL,ANNULAR.
What parts can replace FF-B-171B SUPP 1?
There are 20 known substitutes for FF-B-171B SUPP 1: FF-B-171/36J05D2X, 700943, FF-B-171B SUPP 1 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FF-B-171B SUPP 1?
FF-B-171B SUPP 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-3547. 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