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Technical Data Sheet
PartsTable / COMPONENT / 173581
173581 ✓ 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,NEEDLE is a the manufacturer industrial component. Key specifications include bore_diameter: 1.5120 INCHES NOMINAL IN, alignment_type: RIGID, overall_outside_diameter: 1.6250 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-157-0544, 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
173581
NSN: 3110-00-157-0544
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
bore_diameter1.5120 INCHES NOMINAL IN
alignment_typeRIGID
overall_outside_diameter1.6250 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-00-157-0544
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 173581 · 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
•
ALIGNMENT TYPE: RIGID
•
OVERALL OUTSIDE DIAMETER: 1.6250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
BORE DIAMETER: 1.5120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ALIGNMENT TYPERIGID
OVERALL OUTSIDE DIAMETER1.6250 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER1.5120 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
2-603Interchangeable
interchangeable cross-reference
interchangeable
H2-603Interchangeable
interchangeable cross-reference
interchangeable
XD361-8SH2PC3025-5Interchangeable
interchangeable cross-reference
interchangeable
V17351-4Interchangeable
interchangeable cross-reference
interchangeable
4GASKETInterchangeable
interchangeable cross-reference
interchangeable
2-603-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 173581?
173581 is a BEARING,ROLLER,NEEDLE.
What parts can replace 173581?
There are 14 known substitutes for 173581: 2-603, H2-603, XD361-8SH2PC3025-5 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 173581?
173581 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-157-0544. 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