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Technical Data Sheet
PartsTable / COMPONENT / FFB187/1 ABMA 47820
FFB187/1 ABMA 47820 ✓ 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 FFB187/1 ABMA 47820 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-2925, 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
FFB187/1 ABMA 47820
NSN: 3110-00-227-2925
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFFB187/1 ABMA 47820
NSN3110-00-227-2925
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FFB187/1 ABMA 47820 · 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
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 5.7500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
TECHNICAL CHARACTERISTICS (FLIS)
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
OUTSIDE DIAMETER5.7500 INCHES NOMINAL IN
OVERALL WIDTH1.0313 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
217-30653Interchangeable
interchangeable cross-reference
interchangeable
3599Interchangeable
interchangeable cross-reference
interchangeable
47820Interchangeable
interchangeable cross-reference
interchangeable
609-3-3309Interchangeable
interchangeable cross-reference
interchangeable
30295Interchangeable
interchangeable cross-reference
interchangeable
PJ-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFB187/1 ABMA 47820?
FFB187/1 ABMA 47820 is a FFB187/1 ABMA 47820.
What parts can replace FFB187/1 ABMA 47820?
There are 17 known substitutes for FFB187/1 ABMA 47820: 217-30653, 3599, 47820 and 14 more. Substitute compatibility should be verified for your specific system.
Is FFB187/1 ABMA 47820 still available?
FFB187/1 ABMA 47820 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: July 2026