PartsTable
Technical Data Sheet
PartsTable / COMPONENT / R18490
R18490 ✓ 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 COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include overall_length: 2.0000 INCHES NOMINAL IN, special_features: ROLLER TYPE: SOLID, overall_outside_diameter: 2.5000 INCHES NOMINAL 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 3110-00-184-5423, 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
R18490
NSN: 3110-00-184-5423
FSC: 3110
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
overall_length2.0000 INCHES NOMINAL IN
special_featuresROLLER TYPE: SOLID
overall_outside_diameter2.5000 INCHES NOMINAL IN
NSN3110-00-184-5423
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R18490 · 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: 2.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH2.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.5000 INCHES NOMINAL IN
SPECIAL FEATURESROLLER TYPE: SOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
0384-000Interchangeable
interchangeable cross-reference
interchangeable
242-0384-000Interchangeable
interchangeable cross-reference
interchangeable
242-0384-00Interchangeable
interchangeable cross-reference
interchangeable
18490Interchangeable
interchangeable cross-reference
interchangeable
A1846Interchangeable
interchangeable cross-reference
interchangeable
PSPT-250-175YInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy R18490?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is R18490?
R18490 is a COIL,RADIO FREQUENCY.
What parts can replace R18490?
There are 9 known substitutes for R18490: 0384-000, 242-0384-000, 242-0384-00 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R18490?
R18490 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-184-5423. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — R18490

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026