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Technical Data Sheet
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561-6404326-61 — COLLAR,SHAFT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

561-6404326-61: COLLAR,SHAFT.

The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL, outside_diameter: 1.000 INCHES NOMINAL IN, style_designator: PLAIN ROUND. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-383-5385, 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
561-6404326-61
NSN: 3040-01-383-5385
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
outside_diameter1.000 INCHES NOMINAL IN
style_designatorPLAIN ROUND
NSN3040-01-383-5385
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COLLAR,SHAFT TITLE COMPONENT PN 561-6404326-61 MFR COLLAR,SHAFT
KEY FEATURES
•
STYLE DESIGNATOR: PLAIN ROUND
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN ROUND
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
DF2018-471-61Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
561-6404326Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 561-6404326-61?
561-6404326-61 is a COLLAR,SHAFT.
What parts can replace 561-6404326-61?
There are 2 known substitutes for 561-6404326-61: DF2018-471-61, 561-6404326. Substitute compatibility should be verified for your specific system.
What is the NSN for 561-6404326-61?
561-6404326-61 is cataloged in the U.S. Government catalog under NSN 3040-01-383-5385. 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.