PartsTable
Technical Data Sheet
Download PDF

R8K — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

R8K: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include bore_diameter: 0.5000 INCHES NOMINAL IN, overall_width: 0.1250 INCHES NOMINAL IN, overall_outside_diameter: 1.1250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-454-2665, 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
R8K
NSN: 3110-00-454-2665
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 70854 — SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION (USA)
SPECIFICATIONS
bore_diameter0.5000 INCHES NOMINAL IN
overall_width0.1250 INCHES NOMINAL IN
overall_outside_diameter1.1250 INCHES NOMINAL IN
NSN3110-00-454-2665
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R8K · 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: 1.1250 INCHES NOMINAL IN
•
BORE DIAMETER: 0.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.1250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.1250 INCHES NOMINAL IN
BORE DIAMETER0.5000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
SR8KReference document
Same NSN cross-reference
Reference document — Secondary reference
56914-01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
56914Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
43746Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
Ready to buy R8K?
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 R8K?
R8K is a BEARING,BALL,ANNULAR.
What parts can replace R8K?
There are 4 known substitutes for R8K: SR8K, 56914-01, 56914 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R8K?
R8K is cataloged in the U.S. Government catalog under NSN 3110-00-454-2665. 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 — R8K

✓ 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.