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740730 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

740730: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT, bore_diameter: 3.3462 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN, overall_width: 1.0750 INCHES MINIMUM AND 1.0800 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING, special_features: GROOVE 0.0700 IN. TO 0.0900 IN.

W ON INNER RING IN. This part is cataloged in the U.S. Government catalog under NSN 3110-01-062-3756, 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
740730
NSN: 3110-01-062-3756
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT
bore_diameter3.3462 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN
overall_width1.0750 INCHES MINIMUM AND 1.0800 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureNONLOCATING
special_featuresGROOVE 0.0700 IN. TO 0.0900 IN. W ON INNER RING IN
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
internal_clearance0.0025 INCHES MINIMUM RADIAL AND 0.0045 INCHES MAXIMUM RADIAL IN
overall_outside_diameter4.9209 INCHES MINIMUM AND 4.9213 INCHES MAXIMUM IN
NSN3110-01-062-3756
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 740730 · 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
•
INTERNAL CLEARANCE: 0.0025 INCHES MINIMUM RADIAL AND 0.0045 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 4.9209 INCHES MINIMUM AND 4.9213 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
INTERNAL CLEARANCE0.0025 INCHES MINIMUM RADIAL AND 0.0045 INCHES MAXIMUM RADIAL IN
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
OVERALL WIDTH1.0750 INCHES MINIMUM AND 1.0800 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER4.9209 INCHES MINIMUM AND 4.9213 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
SPECIAL FEATURESGROOVE 0.0700 IN. TO 0.0900 IN. W ON INNER RING IN
BORE DIAMETER3.3462 INCHES MINIMUM AND 3.3465 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 740730?
740730 is a BEARING,ROLLER,CYLINDRICAL.
What is the NSN for 740730?
740730 is cataloged in the U.S. Government catalog under NSN 3110-01-062-3756. 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.