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283056-B21 — INTERFACE UNIT,AUTOMATIC DATA PR

✓ Government record, cited
— · STORAGE_HDD · 3.5_SATA_HDD
PRODUCT OVERVIEW

283056-B21: INTERFACE UNIT,AUTOMATIC DATA PR.

INTERFACE UNIT,AUTOMATIC DATA PR. Key specifications include power_source: EXTERNAL, mounting_type: RACK, special_features: SOFTWARE UPGRADEABLE, unpackaged_unit_width: 17.72 INCHES NOMINAL IN, unpackaged_unit_height: 1.75 INCHES NOMINAL IN, unpackaged_unit_length: 16.87 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-506-7014, 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→ 283056-B21
NSN: 7025-01-506-7014
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 65685 — COMPAQ COMPUTER CORP. (USA)
SPECIFICATIONS
power_sourceEXTERNAL
mounting_typeRACK
special_featuresSOFTWARE UPGRADEABLE
unpackaged_unit_width17.72 INCHES NOMINAL IN
unpackaged_unit_height1.75 INCHES NOMINAL IN
unpackaged_unit_length16.87 INCHES NOMINAL IN
input_intelligence_typeANALOG
output_intelligence_typeANALOG
furnished_items_and_quantity19 INCH RACKMOUNT HARDWARE IN
part_name_assigned_by_controlling_agencyPORT SAN SWITCH
NSN7025-01-506-7014
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 283056-B21 OEM NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN 283056-B21 MFR OEM
KEY FEATURES
•
UNPACKAGED UNIT LENGTH: 16.87 INCHES NOMINAL IN
•
POWER SOURCE: EXTERNAL
•
OUTPUT INTELLIGENCE TYPE: ANALOG
•
UNPACKAGED UNIT WIDTH: 17.72 INCHES NOMINAL IN
•
UNPACKAGED UNIT HEIGHT: 1.75 INCHES NOMINAL IN
•
INPUT INTELLIGENCE TYPE: ANALOG
TECHNICAL CHARACTERISTICS
UNPACKAGED UNIT LENGTH16.87 INCHES NOMINAL IN
POWER SOURCEEXTERNAL
OUTPUT INTELLIGENCE TYPEANALOG
UNPACKAGED UNIT WIDTH17.72 INCHES NOMINAL IN
UNPACKAGED UNIT HEIGHT1.75 INCHES NOMINAL IN
INPUT INTELLIGENCE TYPEANALOG
SPECIAL FEATURESSOFTWARE UPGRADEABLE
PART NAME ASSIGNED BY CONTROLLING AGENCYPORT SAN SWITCH
MOUNTING TYPERACK
FURNISHED ITEMS AND QUANTITY19 INCH RACKMOUNT HARDWARE IN
OTHER ITEMS IN FSC 7025 — Information Technology Input/output and Storage Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
7025-00-001-2681 7025-00-001-5588 7025-00-001-6998 7025-00-001-6999 7025-00-001-7000 7025-00-001-7025 7025-00-001-7026 7025-00-001-7027
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 283056-B21?
283056-B21 is a INTERFACE UNIT,AUTOMATIC DATA PR. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for 283056-B21?
283056-B21 is cataloged in the U.S. Government catalog under NSN 7025-01-506-7014. 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.