PartsTable
Technical Data Sheet
Download PDF

1887758 — RING,BEARING,OUTER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1887758: RING,BEARING,OUTER.

The RING,BEARING,OUTER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 3.4218 INCHES NOMINAL IN, overall_width: 0.3440 INCHES NOMINAL IN, surface_finish: GROUND, special_features: 0.022 IN. RADIUS NOTCH ON INSIDE CORNER IN, style_designator: OUTER RING, BALL.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-293-6462, 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
1887758
NSN: 3110-00-293-6462
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 16764 — GENERAL MOTORS CORP DELCO REMY DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter3.4218 INCHES NOMINAL IN
overall_width0.3440 INCHES NOMINAL IN
surface_finishGROUND
special_features0.022 IN. RADIUS NOTCH ON INSIDE CORNER IN
style_designatorOUTER RING, BALL
overall_outside_diameter4.0455 INCHES NOMINAL IN
NSN3110-00-293-6462
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1887758 · 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: OUTER RING, BALL
•
OVERALL OUTSIDE DIAMETER: 4.0455 INCHES NOMINAL IN
•
BORE DIAMETER: 3.4218 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATOROUTER RING, BALL
OVERALL WIDTH0.3440 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.0455 INCHES NOMINAL IN
SPECIAL FEATURES0.022 IN. RADIUS NOTCH ON INSIDE CORNER IN
BORE DIAMETER3.4218 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
5162621Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 1887758?
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 1887758?
1887758 is a RING,BEARING,OUTER.
What parts can replace 1887758?
There is 1 known substitute for 1887758: 5162621. Substitute compatibility should be verified for your specific system.
What is the NSN for 1887758?
1887758 is cataloged in the U.S. Government catalog under NSN 3110-00-293-6462. 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 — 1887758

✓ 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.