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F5DD — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

F5DD: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, flange_width: 0.0420 INCHES NOMINAL IN, bore_diameter: 0.3125 INCHES MINIMUM AND 0.3128 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-2854, 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
F5DD
NSN: 3110-00-227-2854
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
flange_width0.0420 INCHES NOMINAL IN
bore_diameter0.3125 INCHES MINIMUM AND 0.3128 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
inner_ring_width0.2490 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN
outer_ring_taper0.0680 PER FOOT IN INCHES NOMINAL
outer_ring_width0.2260 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
NSN3110-00-227-2854
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: F5DD · 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
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.2260 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE OUTSIDE DIAMETER: 0.7500 INCHES NOMINAL IN
•
SURFACE FINISH: GROUND
•
OUTER RING TAPER: 0.0680 PER FOOT IN INCHES NOMINAL
•
SHIELD QUANTITY: 2
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.2260 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE OUTSIDE DIAMETER0.7500 INCHES NOMINAL IN
SURFACE FINISHGROUND
OUTER RING TAPER0.0680 PER FOOT IN INCHES NOMINAL
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
SUBSTITUTES & CROSS-REFERENCES 4
FB5FFPReference document
Same NSN cross-reference
Reference document — Secondary reference
421-076Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
829980Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
F5DDABECLReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F5DD?
F5DD is a BEARING,BALL,ANNULAR.
What parts can replace F5DD?
There are 4 known substitutes for F5DD: FB5FFP, 421-076, 829980 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F5DD?
F5DD is cataloged in the U.S. Government catalog under NSN 3110-00-227-2854. 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.