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3TARD48-56-26 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

3TARD48-56-26: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATION, bore_diameter: 2.9996 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN, overall_width: 0.4900 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, load_direction: ANGULAR, surface_finish: GROUND, special_features: PAIR OF BEARINGS WITH UNSEALED FACES TOGETHER. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-015-8833, 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
3TARD48-56-26
NSN: 3110-01-015-8833
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 78118 — MPB CORPORATION DBA MPB CORP (USA)
SPECIFICATIONS
materialOIL LUBRICATION
bore_diameter2.9996 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
overall_width0.4900 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
load_directionANGULAR
surface_finishGROUND
shield_quantity2
special_featuresPAIR OF BEARINGS WITH UNSEALED FACES TOGETHER
style_designatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING
bearing_preload_rating10.0 POUNDS NOMINAL LBS
overall_outside_diameter3.4994 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
lubrication_material_document_and_classificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-01-015-8833
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3TARD48-56-26 · 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
•
BEARING PRELOAD RATING: 10.0 POUNDS NOMINAL LBS
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING
•
OVERALL OUTSIDE DIAMETER: 3.4994 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM IN
•
LOAD DIRECTION: ANGULAR
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
BEARING PRELOAD RATING10.0 POUNDS NOMINAL LBS
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING
OVERALL WIDTH0.4900 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER3.4994 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM IN
LOAD DIRECTIONANGULAR
SPECIAL FEATURESPAIR OF BEARINGS WITH UNSEALED FACES TOGETHER
BORE DIAMETER2.9996 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
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 2
901847-1CReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
AVYN48WODCRDBReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3TARD48-56-26?
3TARD48-56-26 is a BEARING,BALL,DUPLEX.
What parts can replace 3TARD48-56-26?
There are 2 known substitutes for 3TARD48-56-26: 901847-1C, AVYN48WODCRDB. Substitute compatibility should be verified for your specific system.
What is the NSN for 3TARD48-56-26?
3TARD48-56-26 is cataloged in the U.S. Government catalog under NSN 3110-01-015-8833. This indicates validated use in U.S. government and defense supply chains.
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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.