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Technical Data Sheet
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3220839 — SPRING,HELICAL,EXTENSION

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3220839: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5305-01-481-0588, 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
3220839
NSN: 5305-01-481-0588
NIINs: 014810588, 014810593, 014810595
FSC: 5305 — Screws
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
Part Number3220839
NSN5305-01-481-0588
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3220839 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
44D34Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 3220839?
3220839 is a SPRING,HELICAL,EXTENSION.
What parts can replace 3220839?
There is 1 known substitute for 3220839: 44D34. Substitute compatibility should be verified for your specific system.
What is the NSN for 3220839?
3220839 is cataloged in the U.S. Government catalog under NSN 5305-01-481-0588. This indicates validated use in U.S. government and defense supply chains.
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