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Technical Data Sheet
PartsTable / COMPONENT / 307W
307W ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: RUBBER, special_features: LSHAPED,2MT HOLES ON EACH LEG; EACH LEG 3.000 IN LG,0.075 IN.WD,0.075 IN.TK,EXCEPT CORNER IS 0.088 INTK IN, nondefinitive_spec/std_data: ASTM-D2000BC610GRADE1 MATERIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6845, 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
307W
NSN: 3110-00-155-6845
FSC: 3110
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialRUBBER
special_featuresLSHAPED,2MT HOLES ON EACH LEG; EACH LEG 3.000 IN LG,0.075 IN.WD,0.075 IN.TK,EXCEPT CORNER IS 0.088 INTK IN
nondefinitive_spec/std_dataASTM-D2000BC610GRADE1 MATERIAL
NSN3110-00-155-6845
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 307W · 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 DIAMETER: 35.00 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: RADIAL
•
OVERALL OUTSIDE DIAMETER: 80.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER35.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OUTER RING
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER80.00 MILLIMETERS NOMINAL MM
OUTER RING WIDTH21.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
N8PC515BInterchangeable
interchangeable cross-reference
interchangeable
21510Interchangeable
interchangeable cross-reference
interchangeable
N7PC515BInterchangeable
interchangeable cross-reference
interchangeable
203503PC3Interchangeable
interchangeable cross-reference
interchangeable
28445-3Interchangeable
interchangeable cross-reference
interchangeable
4607Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 307W?
307W is a BEARING,BALL,ANNULAR.
What parts can replace 307W?
There are 22 known substitutes for 307W: N8PC515B, 21510, N7PC515B and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 307W?
307W is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6845. 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