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Technical Data Sheet
PartsTable / COMPONENT / T7303
T7303 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL OVERALL, body_width: 5.156 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_height: 6.000 INCHES NOMINAL IN, body_length: 4.562 INCHES NOMINAL IN, bore_diameter: 17.00 MILLIMETERS NOMINAL MM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-3355, 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
T7303
NSN: 3110-00-554-3355
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width5.156 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_height6.000 INCHES NOMINAL IN
body_length4.562 INCHES NOMINAL IN
bore_diameter17.00 MILLIMETERS NOMINAL MM
overall_width14.0 MILLIMETERS NOMINAL MM
inclosure_typeHERMETICALLY SEALED
load_directionRADIAL
surface_finishGROUND
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
shield_quantity1
NSN3110-00-554-3355
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: T7303 · 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
•
BORE SHAPE: STRAIGHT
•
RETAINER FABRICATION METHOD: PRESSED
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
SHIELD QUANTITY: 1
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
RETAINER FABRICATION METHODPRESSED
OVERALL WIDTH14.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SHIELD QUANTITY1
SURFACE FINISHGROUND
BORE DIAMETER17.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER47.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
923117Interchangeable
interchangeable cross-reference
interchangeable
P204HDInterchangeable
interchangeable cross-reference
interchangeable
320680Interchangeable
interchangeable cross-reference
interchangeable
923070Interchangeable
interchangeable cross-reference
interchangeable
1113000Interchangeable
Vise,machinist's
interchangeable
55734Interchangeable
Vise,machinist's
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T7303?
T7303 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace T7303?
There are 33 known substitutes for T7303: 923117, P204HD, 320680 and 30 more. Substitute compatibility should be verified for your specific system.
Is T7303 still available?
T7303 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026