PartsTable
Technical Data Sheet
Download PDF

425690-3 — BEARING,ROLLER,NEEDLE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

425690-3: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN, overall_width: 1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN, alignment_type: SELF-ALIGNING, overall_outside_diameter: 2.2500 INCHES MINIMUM AND 2.4995 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-151-9389, 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
425690-3
NSN: 3110-00-151-9389
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
overall_width1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
alignment_typeSELF-ALIGNING
overall_outside_diameter2.2500 INCHES MINIMUM AND 2.4995 INCHES MAXIMUM IN
NSN3110-00-151-9389
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 425690-3 · 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: 2.2500 INCHES MINIMUM AND 2.4995 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: SELF-ALIGNING
•
BORE DIAMETER: 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.2500 INCHES MINIMUM AND 2.4995 INCHES MAXIMUM IN
ALIGNMENT TYPESELF-ALIGNING
BORE DIAMETER1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
W1381AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
Ready to buy 425690-3?
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 425690-3?
425690-3 is a BEARING,ROLLER,NEEDLE.
What parts can replace 425690-3?
There is 1 known substitute for 425690-3: W1381A. Substitute compatibility should be verified for your specific system.
What is the NSN for 425690-3?
425690-3 is cataloged in the U.S. Government catalog under NSN 3110-00-151-9389. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 425690-3

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.