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540SNW20 — ADAPTER SLEEVE,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

540SNW20: ADAPTER SLEEVE,BEARING.

The ADAPTER SLEEVE,BEARING is a the manufacturer industrial component. Key specifications include taper: 1.0000 PER FOOT IN INCHES NOMINAL, material: STEEL OVERALL, bore_diameter: 3.4375 INCHES NOMINAL IN, overall_length: 2.8750 INCHES NOMINAL IN, style_designator: W/NUT AND WASHER, overall_outside_diameter: 5.1875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-191-0465, 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
540SNW20
NSN: 3110-00-191-0465
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
taper1.0000 PER FOOT IN INCHES NOMINAL
materialSTEEL OVERALL
bore_diameter3.4375 INCHES NOMINAL IN
overall_length2.8750 INCHES NOMINAL IN
style_designatorW/NUT AND WASHER
overall_outside_diameter5.1875 INCHES NOMINAL IN
NSN3110-00-191-0465
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 540SNW20 · 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
•
TAPER: 1.0000 PER FOOT IN INCHES NOMINAL
•
STYLE DESIGNATOR: W/NUT AND WASHER
•
OVERALL OUTSIDE DIAMETER: 5.1875 INCHES NOMINAL IN
•
BORE DIAMETER: 3.4375 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
TAPER1.0000 PER FOOT IN INCHES NOMINAL
STYLE DESIGNATORW/NUT AND WASHER
OVERALL LENGTH2.8750 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER5.1875 INCHES NOMINAL IN
BORE DIAMETER3.4375 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 540SNW20?
540SNW20 is a ADAPTER SLEEVE,BEARING.
What is the NSN for 540SNW20?
540SNW20 is cataloged in the U.S. Government catalog under NSN 3110-00-191-0465. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.