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ST3320620A — HEAD ASSEMBLY,READ-WRITE

✓ Government record, cited
Seagate · IT_GENERAL · SUPPORT_EQUIPMENT
PRODUCT OVERVIEW

ST3320620A: HEAD ASSEMBLY,READ-WRITE.

Barracuda 7200 hard drives from Seagate provide a wide range of capacities, fast performance and superb reliability, all at an excellent value. They are top storage choices for any ATA-based applications, including mainstream and high-performance PCs, low-cost servers and RAIDs, PC gaming systems and media PCs. This part is cataloged in the U.S.

Government catalog under NSN 7035-01-585-4418, 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
IT_GENERAL→ SUPPORT_EQUIPMENT→ ST3320620A
NSN: 7035-01-585-4418
FSC: 7035 — Information Technology Support Equipment
CAGE: 65867 — SEAGATE TECHNOLOGY (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyBARRACUDA 320 GB INTERNAL HARD DRIVE GB
NSN7035-01-585-4418
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Seagate HEAD ASSEMBLY,READ-WRITE TITLE COMPONENT PN ST3320620A MFR Seagate HEAD ASSEMBLY,READ-WRI
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYBARRACUDA 320 GB INTERNAL HARD DRIVE GB
OTHER ITEMS IN FSC 7035 — Information Technology Support Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
7035-00-001-2646 7035-00-001-2647 7035-00-001-2648 7035-00-001-2649 7035-00-001-2664 7035-00-001-4080 7035-00-001-4081 7035-00-001-4087
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is ST3320620A?
ST3320620A is a HEAD ASSEMBLY,READ-WRITE manufactured by Seagate. It is classified as a IT_GENERAL (SUPPORT_EQUIPMENT).
What is the NSN for ST3320620A?
ST3320620A is cataloged in the U.S. Government catalog under NSN 7035-01-585-4418. 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.