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640-2404 — COUPLING,SHAFT,RIGID

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

640-2404: COUPLING,SHAFT,RIGID.

The COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, end_condition: THREADED, inside_length: 1.125 INCHES NOMINAL IN, opening_width: 0.500 INCHES NOMINAL IN, style_designator: ANCHOR, breaking_strength: ERR-060. This part is cataloged in the U.S.

Government catalog under NSN 4030-01-137-9153, 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
640-2404
NSN: 4030-01-137-9153
NIINs: 011379153, 015012789
FSC: 4030 — Fittings for Rope, Cable, and Chain
CAGE: 80535 — COOPER INDUSTRIES INC CAMPBELL CHAIN/COOPER TOOLS DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 303
end_conditionTHREADED
inside_length1.125 INCHES NOMINAL IN
opening_width0.500 INCHES NOMINAL IN
style_designatorANCHOR
breaking_strengthERR-060
features_providedFORELOCK PINHOLE
material_diameter0.250 INCHES NOMINAL IN
closure_head_styleHEXAGON
locking_device_typeCOTTER PIN
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE
NSN4030-01-137-9153
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,RIGID TITLE COMPONENT PN 640-2404 MFR COUPLING,SHAFT,RIGID
KEY FEATURES
•
INSIDE LENGTH: 1.125 INCHES NOMINAL IN
•
END CONDITION: THREADED
•
MATERIAL DIAMETER: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ANCHOR
•
OPENING WIDTH: 0.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE
•
LOCKING DEVICE TYPE: COTTER PIN
•
FEATURES PROVIDED: FORELOCK PINHOLE
TECHNICAL CHARACTERISTICS
INSIDE LENGTH1.125 INCHES NOMINAL IN
END CONDITIONTHREADED
MATERIAL DIAMETER0.250 INCHES NOMINAL IN
STYLE DESIGNATORANCHOR
OPENING WIDTH0.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE
LOCKING DEVICE TYPECOTTER PIN
FEATURES PROVIDEDFORELOCK PINHOLE
CLOSURE HEAD STYLEHEXAGON
MATERIALSTEEL COMP 303
SUBSTITUTES & CROSS-REFERENCES 2
3860T41Reference document
Same NSN cross-reference
Reference document — Secondary reference
3860T51Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 640-2404?
640-2404 is a COUPLING,SHAFT,RIGID.
What parts can replace 640-2404?
There are 2 known substitutes for 640-2404: 3860T41, 3860T51. Substitute compatibility should be verified for your specific system.
What is the NSN for 640-2404?
640-2404 is cataloged in the U.S. Government catalog under NSN 4030-01-137-9153. 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.