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581-6985420-47 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

581-6985420-47: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, end_similarity: NOT IDENTICAL, overall_length: 29.000 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES, first_end_style: SQUARE (ROUND CORNERS), second_end_style: CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-496-0417, 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
581-6985420-47
NSN: 3110-01-496-0417
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
step_quantity6
end_similarityNOT IDENTICAL
overall_length29.000 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES
first_end_styleSQUARE (ROUND CORNERS)
second_end_styleCIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED
special_featuresSHAFT ASSY CONSISTS OF P/N'S 68-71, SA2 (NSN 3040-01-495-1672), AND SA1 (NSN 3040-01-495-1308). U-JOINT LINKAGE ASSY IS ATTACHED TO THE SHOULDERED SHAFT END.
first_end_diameter3.0000 INCHES NOMINAL IN
second_end_diameter0.7500 INCHES NOMINAL IN
first_end_step_length2.190 INCHES NOMINAL IN
largest_step_diameter3.000 INCHES NOMINAL IN
NSN3110-01-496-0417
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 581-6985420-47 · 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
SUBSTITUTES & CROSS-REFERENCES 2
581-6985420Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
H611-1404-47Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 581-6985420-47?
581-6985420-47 is a PLATE,RETAINING,BEARING.
What parts can replace 581-6985420-47?
There are 2 known substitutes for 581-6985420-47: 581-6985420, H611-1404-47. Substitute compatibility should be verified for your specific system.
What is the NSN for 581-6985420-47?
581-6985420-47 is cataloged in the U.S. Government catalog under NSN 3110-01-496-0417. 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.