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705B446 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

705B446: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY RETAINER, bore_shape: STRAIGHT, bore_diameter: 1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN, overall_width: 0.5462 INCHES MINIMUM AND 0.5512 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-079-5132, 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
705B446
NSN: 3110-00-079-5132
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
bore_shapeSTRAIGHT
bore_diameter1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
overall_width0.5462 INCHES MINIMUM AND 0.5512 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0006 INCHES MINIMUM RADIAL AND 0.0013 INCHES MAXIMUM RADIAL IN
lubrication_materialOIL
overall_outside_diameter2.4405 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
standard_tolerance_designationABEC NO.3
lubrication_material_document_and_classificationMIL-L-7808 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-079-5132
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 705B446 · 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
•
LUBRICATION MATERIAL: OIL
•
INTERNAL CLEARANCE: 0.0006 INCHES MINIMUM RADIAL AND 0.0013 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 2.4405 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALOIL
INTERNAL CLEARANCE0.0006 INCHES MINIMUM RADIAL AND 0.0013 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.5462 INCHES MINIMUM AND 0.5512 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.4405 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.3
BORE DIAMETER1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 7
468560Reference document
Same NSN cross-reference
Reference document — Secondary reference
RM9107KMBRE5968AReference document
Same NSN cross-reference
Reference document — Secondary reference
358385-4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
107-KS-100Reference document
Same NSN cross-reference
Reference document — Secondary reference
107-KS-106Reference document
Same NSN cross-reference
Reference document — Secondary reference
6007VAHReference 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 705B446?
705B446 is a BEARING,BALL,ANNULAR.
What parts can replace 705B446?
There are 7 known substitutes for 705B446: 468560, RM9107KMBRE5968A, 358385-4 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 705B446?
705B446 is cataloged in the U.S. Government catalog under NSN 3110-00-079-5132. 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.