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Technical Data Sheet

1603279 — Technical Data Sheet

✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 45.00 MILLIMETERS NOMINAL MM, overall_width: 30.1630 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3110-00-158-8257, 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
1603279
NSN: 3110-00-158-8257
FSC: 3110
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter45.00 MILLIMETERS NOMINAL MM
overall_width30.1630 MILLIMETERS NOMINAL MM
seal_quantity2
load_directionRADIAL
surface_finishGROUND
bearing_seal_typeLABYRINTH
lubrication_materialGREASE
overall_outside_diameter85.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data120 TYPE AND 00 GRADE
NSN3110-00-158-8257
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1603279 · 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
•
OVERALL OUTSIDE DIAMETER: 85.00 MILLIMETERS NOMINAL MM
•
SURFACE FINISH: GROUND
•
RETAINER FABRICATION METHOD: PRESSED
•
BEARING SEAL TYPE: LABYRINTH
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: RADIAL
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS
OVERALL OUTSIDE DIAMETER85.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPELABYRINTH
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
SEAL QUANTITY2
LUBRICATION MATERIALGREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
21-630InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FF-B-171/09J03B2AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-59595InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
45C39InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
302M0114P001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-59595-806JEBEInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1603279?
1603279 is a BEARING,BALL,ANNULAR.
What parts can replace 1603279?
There are 33 known substitutes for 1603279: 21-630, FF-B-171/09J03B2A, A-A-59595 and 30 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1603279?
1603279 is cataloged in the Federal Logistics Information System under NSN 3110-00-158-8257. This indicates validated use in U.S. government and defense supply chains.
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