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HDB105-4 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

HDB105-4: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 0.9841 INCHES MINIMUM AND 0.9843 INCHES MAXIMUM IN, overall_width: 0.4674 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-620-2815, 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
HDB105-4
NSN: 3110-00-620-2815
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 78118 — MPB CORPORATION DBA MPB CORP (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter0.9841 INCHES MINIMUM AND 0.9843 INCHES MAXIMUM IN
overall_width0.4674 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
special_featuresRETAINER TO BE INNER LAND RIDING; BRG TO BE SUITABLE FOR OPERATION AT 250 DEG F; SELECTED,CLASSIFIED AND TESTED BY ASSY MFR AT HIS PLANT DEGF
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0005 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
overall_outside_diameter1.8501 INCHES MINIMUM AND 1.8504 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
standard_tolerance_designationABEC NO.3
NSN3110-00-620-2815
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: HDB105-4 · 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: MACHINED
•
INTERNAL CLEARANCE: 0.0005 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 1.8501 INCHES MINIMUM AND 1.8504 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0005 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.4674 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER1.8501 INCHES MINIMUM AND 1.8504 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SPECIAL FEATURESRETAINER TO BE INNER LAND RIDING; BRG TO BE SUITABLE FOR OPERATION AT 250 DEG F; SELECTED,CLASSIFIED AND TESTED BY ASSY MFR AT HIS PLANT DEGF
STANDARD TOLERANCE DESIGNATIONABEC NO.3
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
H0B105-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HDB105-4?
HDB105-4 is a BEARING,BALL,ANNULAR.
What parts can replace HDB105-4?
There is 1 known substitute for HDB105-4: H0B105-4. Substitute compatibility should be verified for your specific system.
What is the NSN for HDB105-4?
HDB105-4 is cataloged in the U.S. Government catalog under NSN 3110-00-620-2815. 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.