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4FC — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

4FC: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, flange_width: 0.0230 INCHES NOMINAL IN, bore_diameter: 0.0781 INCHES NOMINAL IN, overall_width: 0.0937 INCHES NOMINAL IN, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-3161, 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
4FC
NSN: 3110-00-227-3161
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 40920 — MPB CORP DIV TIMKEN SUPER PRECISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
flange_width0.0230 INCHES NOMINAL IN
bore_diameter0.0781 INCHES NOMINAL IN
overall_width0.0937 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
flange_outside_diameter0.2969 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
outer_ring_outside_diameter0.2500 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
NSN3110-00-227-3161
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 4FC · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE OUTSIDE DIAMETER: 0.2969 INCHES NOMINAL IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE OUTSIDE DIAMETER0.2969 INCHES NOMINAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.0937 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
FLANGE WIDTH0.0230 INCHES NOMINAL IN
OUTER RING OUTSIDE DIAMETER0.2500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
MFR4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4FC?
4FC is a BEARING,BALL,ANNULAR.
What parts can replace 4FC?
There is 1 known substitute for 4FC: MFR4. Substitute compatibility should be verified for your specific system.
What is the NSN for 4FC?
4FC is cataloged in the U.S. Government catalog under NSN 3110-00-227-3161. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.