PartsTable
Technical Data Sheet
1305AD ✓ 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,ROLLER,THRUST is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 2.5080 INCHES MINIMUM AND 2.5120 INCHES MAXIMUM IN, alignment_type: RIGID, overall_height: 1.0575 INCHES MINIMUM AND 1.0675 INCHES MAXIMUM IN, surface_finish: GROUND, special_features: NO OIL HOLE IN BAND; RADIUS AT BORE CHAMFER 0.0325 IN. BY 45 DEG IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-117-0779, 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
1305AD
NSN: 3110-00-117-0779
FSC: 3110
CAGE: 54123 — COLSON CORP THE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter2.5080 INCHES MINIMUM AND 2.5120 INCHES MAXIMUM IN
alignment_typeRIGID
overall_height1.0575 INCHES MINIMUM AND 1.0675 INCHES MAXIMUM IN
surface_finishGROUND
special_featuresNO OIL HOLE IN BAND; RADIUS AT BORE CHAMFER 0.0325 IN. BY 45 DEG IN
style_designatorTAPERED ROLLERS, BANDED OD
overall_outside_diameter4.3750 INCHES MINIMUM AND 4.3850 INCHES MAXIMUM IN
thrust_directional_capability_designationSINGLE
NSN3110-00-117-0779
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1305AD · 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: 4.3750 INCHES MINIMUM AND 4.3850 INCHES MAXIMUM IN
SURFACE FINISH: GROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
ALIGNMENT TYPE: RIGID
BORE DIAMETER: 2.5080 INCHES MINIMUM AND 2.5120 INCHES MAXIMUM IN
MATERIAL: STEEL OVERALL
STYLE DESIGNATOR: TAPERED ROLLERS, BANDED OD
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER4.3750 INCHES MINIMUM AND 4.3850 INCHES MAXIMUM IN
SPECIAL FEATURESNO OIL HOLE IN BAND; RADIUS AT BORE CHAMFER 0.0325 IN. BY 45 DEG IN
SURFACE FINISHGROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
ALIGNMENT TYPERIGID
BORE DIAMETER2.5080 INCHES MINIMUM AND 2.5120 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORTAPERED ROLLERS, BANDED OD
OVERALL HEIGHT1.0575 INCHES MINIMUM AND 1.0675 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
878-1Interchangeable
interchangeable cross-reference
interchangeable
SMB604237-1Interchangeable
interchangeable cross-reference
interchangeable
38120Interchangeable
interchangeable cross-reference
interchangeable
61A12D26Interchangeable
interchangeable cross-reference
interchangeable
0131120-007Interchangeable
interchangeable cross-reference
interchangeable
01028008Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1305AD?
1305AD is a BEARING,ROLLER,THRUST.
What parts can replace 1305AD?
There are 21 known substitutes for 1305AD: 878-1, SMB604237-1, 38120 and 18 more. Substitute compatibility should be verified for your specific system.
Is 1305AD still available?
1305AD is currently cancelled.
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