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3221AS631 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3221AS631: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, style_designator: CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 5360-01-556-4370, 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
3221AS631
NSN: 5360-01-556-4370
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
style_designatorCYLINDRICAL
NSN5360-01-556-4370
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 3221AS631 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
TECHNICAL CHARACTERISTICS
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
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 1
9534K999Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3221AS631?
3221AS631 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 3221AS631?
There is 1 known substitute for 3221AS631: 9534K999. Substitute compatibility should be verified for your specific system.
What is the NSN for 3221AS631?
3221AS631 is cataloged in the U.S. Government catalog under NSN 5360-01-556-4370. 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.