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8019543-001 — BALL,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

8019543-001: BALL,BEARING.

The BALL,BEARING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2017 OVERALL, special_features: HARDNESS SHALL BE RB 54 TO 72 WITH READINGS TAKEN ON PARALLEL FLATS,PER ASTM E 18, style_designator: BALL, rolling_element_diameter: 0.0620 INCHES NOMINAL IN, material_document_and_classification: QQ-A-225/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-298-9754, 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
8019543-001
NSN: 3110-01-298-9754
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 27545 — VIRGINIA INDUSTRIES, INC. DIV HARTFORD TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2017 OVERALL
special_featuresHARDNESS SHALL BE RB 54 TO 72 WITH READINGS TAKEN ON PARALLEL FLATS,PER ASTM E 18
style_designatorBALL
rolling_element_diameter0.0620 INCHES NOMINAL IN
material_document_and_classificationQQ-A-225/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-298-9754
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 8019543-001 · 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
•
ROLLING ELEMENT DIAMETER: 0.0620 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2017 OVERALL
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.0620 INCHES NOMINAL IN
STYLE DESIGNATORBALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPECIAL FEATURESHARDNESS SHALL BE RB 54 TO 72 WITH READINGS TAKEN ON PARALLEL FLATS,PER ASTM E 18
MATERIALALUMINUM ALLOY 2017 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
8019543Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8019543-001?
8019543-001 is a BALL,BEARING.
What parts can replace 8019543-001?
There is 1 known substitute for 8019543-001: 8019543. Substitute compatibility should be verified for your specific system.
What is the NSN for 8019543-001?
8019543-001 is cataloged in the U.S. Government catalog under NSN 3110-01-298-9754. 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.