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4X178 — COUPLING HALF,SHAFT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4X178: COUPLING HALF,SHAFT.

The COUPLING HALF,SHAFT is a the manufacturer industrial component. Key specifications include material: IRON CAST, bore_diameter: 0.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-01-377-2869, 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
4X178
NSN: 3010-01-377-2869
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialIRON CAST
bore_diameter0.5000 INCHES NOMINAL IN
NSN3010-01-377-2869
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING HALF,SHAFT TITLE COMPONENT PN 4X178 MFR COUPLING HALF,SHAFT
KEY FEATURES
•
BORE DIAMETER: 0.5000 INCHES NOMINAL IN
•
MATERIAL: IRON CAST
TECHNICAL CHARACTERISTICS
BORE DIAMETER0.5000 INCHES NOMINAL IN
MATERIALIRON CAST
OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-010-0577 3010-00-267-4959 3010-00-356-3346 3010-00-395-0188
SUBSTITUTES & CROSS-REFERENCES 1
4387G1000 FIND 31Same 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 4X178?
4X178 is a COUPLING HALF,SHAFT.
What parts can replace 4X178?
There is 1 known substitute for 4X178: 4387G1000 FIND 31. Substitute compatibility should be verified for your specific system.
What is the NSN for 4X178?
4X178 is cataloged in the U.S. Government catalog under NSN 3010-01-377-2869. 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.