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Technical Data Sheet
PartsTable / COMPONENT / 318508
318508 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN, material: STEEL COMP 1010 OR STEEL COMP 1015 OVERALL, head_style: FLAT, chamfer_length: 0.031 INCHES NOMINAL IN, style_designator: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7320, 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
318508
NSN: 3110-00-155-7320
FSC: 3110
CAGE: 40152 — VME AMERICAS INC SUB OF VME GROUP N V (USA)
SPECIFICATIONS
height0.125 INCHES NOMINAL IN
diameter0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
materialSTEEL COMP 1010 OR STEEL COMP 1015 OVERALL
head_styleFLAT
chamfer_length0.031 INCHES NOMINAL IN
style_designatorSTRAIGHT
features_providedCASEHARDENED
pin_chamfer_angle45.0 DEGREES NOMINAL
pin_head_diameter0.500 INCHES NOMINAL IN
under_head_length1.250 INCHES NOMINAL IN
first_hole_diameter0.1360 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
NSN3110-00-155-7320
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 318508 · 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 SHAPE: STRAIGHT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BORE DIAMETER: 45.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 100.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE DIAMETER45.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OUTER RING
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
MATERIALSTEEL ROLLER
MATERIALSTEEL INNER RING
OVERALL OUTSIDE DIAMETER100.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
OVERALL WIDTH25.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
6488Interchangeable
interchangeable cross-reference
interchangeable
181796Interchangeable
interchangeable cross-reference
interchangeable
231047Interchangeable
interchangeable cross-reference
interchangeable
321411Interchangeable
interchangeable cross-reference
interchangeable
D-70628Interchangeable
interchangeable cross-reference
interchangeable
58078R91Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 318508?
318508 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 318508?
There are 26 known substitutes for 318508: 6488, 181796, 231047 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 318508?
318508 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7320. 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