PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 1308B
1308B ✓ 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,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, bore_shape: STRAIGHT, slot_depth: 0.187 INCHES SINGLE END IN, slot_width: 0.070 INCHES SINGLE END IN, swage_depth: 0.109 INCHES IN, largest_width: 0.156 INCHES SINGLE END IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-117-0707, 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
1308B
NSN: 3110-00-117-0707
FSC: 3110
CAGE: 51600 — REGAL BELOIT AMERICA, INC. DBA ROLLWAY BEARING (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
bore_shapeSTRAIGHT
slot_depth0.187 INCHES SINGLE END IN
slot_width0.070 INCHES SINGLE END IN
swage_depth0.109 INCHES IN
largest_width0.156 INCHES SINGLE END IN
overall_height0.452 INCHES IN
surface_finishGROUND
terminal_length0.343 INCHES IN
locating_featureNONLOCATING
overall_diameter0.156 INCHES IN
special_featuresINNER RING AND ROLLER ASSY,NO OUTER RING
NSN3110-00-117-0707
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1308B · 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
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MATERIAL: STEEL ROLLER
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL ROLLER
MATERIALSTEEL INNER RING
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
BORE SHAPESTRAIGHT
SPECIAL FEATURESINNER RING AND ROLLER ASSY,NO OUTER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
13085Interchangeable
interchangeable cross-reference
interchangeable
480-B-4Interchangeable
interchangeable cross-reference
interchangeable
21840-1Interchangeable
interchangeable cross-reference
interchangeable
140-1784-2-05Interchangeable
interchangeable cross-reference
interchangeable
1308BInterchangeable
interchangeable cross-reference
interchangeable
666213-014Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1308B?
1308B is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 1308B?
There are 20 known substitutes for 1308B: 13085, 480-B-4, 21840-1 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1308B?
1308B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-117-0707. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026