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Technical Data Sheet
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AY-28 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

AY-28: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, style_designator: CYLINDRICAL, surface_treatment: PASSIVATE OVERALL, spring_free_length: 0.375 INCHES NOMINAL IN, spring_solid_outside_diameter: 0.093 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-01-254-2294, 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
AY-28
NSN: 5360-01-254-2294
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
style_designatorCYLINDRICAL
surface_treatmentPASSIVATE OVERALL
spring_free_length0.375 INCHES NOMINAL IN
spring_solid_outside_diameter0.093 INCHES NOMINAL IN
NSN5360-01-254-2294
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN AY-28 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 0.375 INCHES NOMINAL IN
•
SPRING SOLID OUTSIDE DIAMETER: 0.093 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 302 OVERALL
TECHNICAL CHARACTERISTICS
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH0.375 INCHES NOMINAL IN
SPRING SOLID OUTSIDE DIAMETER0.093 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 302 OVERALL
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AY-28?
AY-28 is a SPRING,HELICAL,COMPRESSION.
What is the NSN for AY-28?
AY-28 is cataloged in the U.S. Government catalog under NSN 5360-01-254-2294. 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.