503581 — DISK DRIVE UNIT

✓ Government record, cited

— · STORAGE_HDD · 3.5_SATA_HDD

PRODUCT OVERVIEW

503581: 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 material: STEEL COMP 302 OVERALL, hole_diameter: 0.144 INCHES NOMINAL IN, overall_width: 1.120 INCHES NOMINAL IN, overall_height: 0.410 INCHES NOMINAL IN, overall_length: 2.750 INCHES NOMINAL IN, style_designator: LEVER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-129-9740, 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→ 503581

NSN: 5340-01-129-9740
NIINs: 011299740, 017025602
FSC: 5340 — Hardware, Commercial
CAGE: 20284 — AIMTRON SYSTEMS, LLC (USA)

SPECIFICATIONS

material	STEEL COMP 302 OVERALL
hole_diameter	0.144 INCHES NOMINAL IN
hole_quantity	4
overall_width	1.120 INCHES NOMINAL IN
overall_height	0.410 INCHES NOMINAL IN
overall_length	2.750 INCHES NOMINAL IN
style_designator	LEVER
end_item_identification	DISK DRIVE UNIT
material_document_and_classification	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agency	CHASSIS ASSEMBLY,SERVER
NSN	5340-01-129-9740

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: LEVER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

MATERIAL: STEEL COMP 302 OVERALL

•

HOLE QUANTITY: 4

•

HOLE DIAMETER: 0.144 INCHES NOMINAL IN

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

OVERALL HEIGHT	0.410 INCHES NOMINAL IN
STYLE DESIGNATOR	LEVER
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH	2.750 INCHES NOMINAL IN
OVERALL WIDTH	1.120 INCHES NOMINAL IN
MATERIAL	STEEL COMP 302 OVERALL
HOLE QUANTITY	4
HOLE DIAMETER	0.144 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 1

SC-B83314-2242Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 503581?

503581 is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).

What parts can replace 503581?

There is 1 known substitute for 503581: SC-B83314-2242. Substitute compatibility should be verified for your specific system.

What is the NSN for 503581?

503581 is cataloged in the U.S. Government catalog under NSN 5340-01-129-9740. This indicates validated use in U.S. government and defense supply chains.

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