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28-249ITEM4 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

28-249ITEM4: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, end_style: SPRING END,PLAIN BOTH ENDS, inside_diameter: 0.1994 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 0.500 INCHES NOMINAL IN, spring_solid_length: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-308-9086, 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
28-249ITEM4
NSN: 5360-00-308-9086
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 04845 — AUTOMATIC SWITCH COMPANY DBA ASCO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
end_styleSPRING END,PLAIN BOTH ENDS
coil_quantity7
inside_diameter0.1994 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length0.500 INCHES NOMINAL IN
spring_solid_length0.250 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_free_outside_diameter0.250 INCHES NOMINAL IN
NSN5360-00-308-9086
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 28-249ITEM4 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
END STYLE: SPRING END,PLAIN BOTH ENDS
•
SPRING SOLID LENGTH: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 0.500 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.1994 INCHES NOMINAL IN
•
COIL QUANTITY: 7
•
COIL HELIX DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
END STYLESPRING END,PLAIN BOTH ENDS
SPRING SOLID LENGTH0.250 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH0.500 INCHES NOMINAL IN
INSIDE DIAMETER0.1994 INCHES NOMINAL IN
COIL QUANTITY7
COIL HELIX DIRECTIONRIGHT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
12-580-14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28-249ITEM4?
28-249ITEM4 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 28-249ITEM4?
There is 1 known substitute for 28-249ITEM4: 12-580-14. Substitute compatibility should be verified for your specific system.
What is the NSN for 28-249ITEM4?
28-249ITEM4 is cataloged in the U.S. Government catalog under NSN 5360-00-308-9086. 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.