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S1404491 — SPRING,HELICAL,EXTENSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S1404491: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SHORT TWISTED HOOK BOTH ENDS, design_type: CLOSED, hook_radius: 0.023 INCHES NOMINAL BOTH ENDS IN, load_rating: 2.80 POUNDS NOMINAL LBS, coil_quantity: 275. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-290-1297, 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
S1404491
NSN: 5360-00-290-1297
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSHORT TWISTED HOOK BOTH ENDS
design_typeCLOSED
hook_radius0.023 INCHES NOMINAL BOTH ENDS IN
load_rating2.80 POUNDS NOMINAL LBS
coil_quantity275
inside_diameter0.0798 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length6.5452 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_length_under_load9.000 INCHES NOMINAL IN
spring_free_outside_diameter0.125 INCHES NOMINAL IN
NSN5360-00-290-1297
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN S1404491 MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
LOAD RATING: 2.80 POUNDS NOMINAL LBS
•
END STYLE: SHORT TWISTED HOOK BOTH ENDS
•
DESIGN TYPE: CLOSED
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 6.5452 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.0798 INCHES NOMINAL IN
•
SPRING LENGTH UNDER LOAD: 9.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.125 INCHES NOMINAL IN
LOAD RATING2.80 POUNDS NOMINAL LBS
END STYLESHORT TWISTED HOOK BOTH ENDS
DESIGN TYPECLOSED
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH6.5452 INCHES NOMINAL IN
INSIDE DIAMETER0.0798 INCHES NOMINAL IN
SPRING LENGTH UNDER LOAD9.000 INCHES NOMINAL IN
COIL QUANTITY275
COIL HELIX DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S1404491?
S1404491 is a SPRING,HELICAL,EXTENSION.
What is the NSN for S1404491?
S1404491 is cataloged in the U.S. Government catalog under NSN 5360-00-290-1297. 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.