D3142 — DISK DRIVE UNIT

✓ Government record, cited

— · STORAGE_HDD · 3.5_SATA_HDD

PRODUCT OVERVIEW

D3142: 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 unit_design: PANEL MOUNTED, overall_width: 1.980 INCHES NOMINAL IN, overall_height: 41.3 MILLIMETERS NOMINAL MM, overall_length: 2.450 INCHES NOMINAL IN, tracks_per_inch: 850.0, special_features: ST 506/412 INTERFACE; 62 CYLINDER; 4 PLATTER. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-475-0171, 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→ D3142

NSN: 7025-01-475-0171
NIINs: 014750171, 014885534
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 61892 — NEC ELECTRONICS USA INC MICROCOMPUTER DIV ADVANCED CIRCUITS ENGINEERING (USA)

SPECIFICATIONS

unit_design	PANEL MOUNTED
overall_width	1.980 INCHES NOMINAL IN
overall_height	41.3 MILLIMETERS NOMINAL MM
overall_length	2.450 INCHES NOMINAL IN
tracks_per_inch	850.0
special_features	ST 506/412 INTERFACE; 62 CYLINDER; 4 PLATTER
operating_temp_range	-25.0 TO 70.0 CELSIUS DEGC
data_storage_capacity	42.00 MEGABYTES
head_type_and_quantity	8 READ/WRITE
end_item_identification	POWER SUPPLY, TARAWA CLASS LHA
sector_type_and_quantity	17 HARD
access_time_in_milliseconds	8.0
NSN	7025-01-475-0171

COMPONENT DIAGRAM

KEY FEATURES

•

ACCESS TIME IN MILLISECONDS: 8.0

•

TRACKS PER INCH: 850.0

•

TRANSFER RATE IN MEGABYTES PER SECOND: 5.0

•

HEAD TYPE AND QUANTITY: 8 READ/WRITE

•

DATA STORAGE CAPACITY: 42.00 MEGABYTES

•

SECTOR TYPE AND QUANTITY: 17 HARD

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

TECHNICAL CHARACTERISTICS

ACCESS TIME IN MILLISECONDS	8.0
OVERALL HEIGHT	41.3 MILLIMETERS NOMINAL MM
TRACKS PER INCH	850.0
TRANSFER RATE IN MEGABYTES PER SECOND	5.0
HEAD TYPE AND QUANTITY	8 READ/WRITE
SPECIAL FEATURES	ST 506/412 INTERFACE; 62 CYLINDER; 4 PLATTER
DATA STORAGE CAPACITY	42.00 MEGABYTES
SECTOR TYPE AND QUANTITY	17 HARD

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 D3142?

D3142 is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).

What is the NSN for D3142?

D3142 is cataloged in the U.S. Government catalog under NSN 7025-01-475-0171. This indicates validated use in U.S. government and defense supply chains.

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D3142 — DISK DRIVE UNIT

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