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740723 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

740723: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620 ROLLER, bore_shape: STRAIGHT, bore_diameter: 1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN, overall_width: 0.5856 INCHES MINIMUM AND 0.5906 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: ONE DIRECTION. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-842-1056, 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
740723
NSN: 3110-00-842-1056
NIINs: 008421056, 014148677
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 8620 ROLLER
bore_shapeSTRAIGHT
bore_diameter1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN
overall_width0.5856 INCHES MINIMUM AND 0.5906 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureONE DIRECTION
special_featuresSILVERPLATED RETAINER
style_designatorSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
internal_clearance0.0018 INCHES MINIMUM RADIAL AND 0.0027 INCHES MAXIMUM RADIAL IN
overall_outside_diameter2.6769 INCHES MINIMUM AND 2.6772 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
standard_tolerance_designationRBEC NO.5
NSN3110-00-842-1056
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 740723 · 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: 0.0018 INCHES MINIMUM RADIAL AND 0.0027 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: ONE DIRECTION
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 2.6769 INCHES MINIMUM AND 2.6772 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0018 INCHES MINIMUM RADIAL AND 0.0027 INCHES MAXIMUM RADIAL IN
LOCATING FEATUREONE DIRECTION
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
OVERALL WIDTH0.5856 INCHES MINIMUM AND 0.5906 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.6769 INCHES MINIMUM AND 2.6772 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
SPECIAL FEATURESSILVERPLATED RETAINER
STANDARD TOLERANCE DESIGNATIONRBEC NO.5
SUBSTITUTES & CROSS-REFERENCES 1
519411Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 740723?
740723 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 740723?
There is 1 known substitute for 740723: 519411. Substitute compatibility should be verified for your specific system.
What is the NSN for 740723?
740723 is cataloged in the U.S. Government catalog under NSN 3110-00-842-1056. 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.