31-3728-1 — DISK DRIVE UNIT

✓ Government record, cited

— · STORAGE_HDD · 3.5_SATA_HDD

PRODUCT OVERVIEW

31-3728-1: DISK DRIVE UNIT.

The DISK DRIVE UNIT is a the manufacturer hard disk drive designed for enterprise environments demanding consistent performance and data integrity. Key specifications include overall_width: 5.125 INCHES NOMINAL IN, overall_height: 0.500 INCHES NOMINAL IN, end_item_identification: FBCB2, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. This part is cataloged in the U.S.

Government catalog under NSN 6220-01-012-7687, 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

STORAGE_HDD→ 3.5_SATA_HDD→ 31-3728-1

NSN: 6220-01-012-7687
NIINs: 010127687, 015904771, 016052040
FSC: 6220 — Electric Vehicular Lights and Fixtures
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)

SPECIFICATIONS

overall_width	5.125 INCHES NOMINAL IN
overall_height	0.500 INCHES NOMINAL IN
end_item_identification	FBCB2
criticality_code_justification	ZZZY
reference_number_differentiating_characteristics	MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN	6220-01-012-7687

COMPONENT DIAGRAM

TYPICAL APPLICATIONS

Enterprise storage arrays and SANs
Direct-attached storage (DAS) expansion
Database tier storage (OLTP, OLAP)
Virtual machine datastore expansion
Backup-to-disk and disaster recovery targets
Content delivery and media streaming storage

SUBSTITUTES & CROSS-REFERENCES 1

1680-EG-035-19Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 31-3728-1?

31-3728-1 is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).

What parts can replace 31-3728-1?

There is 1 known substitute for 31-3728-1: 1680-EG-035-19. Substitute compatibility should be verified for your specific system.

What is the NSN for 31-3728-1?

31-3728-1 is cataloged in the U.S. Government catalog under NSN 6220-01-012-7687. This indicates validated use in U.S. government and defense supply chains.

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31-3728-1 — DISK DRIVE UNIT

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