PartsTable
Technical Data Sheet
Download PDF

A3-USB — OPTICAL READER,DATA ENTRY

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

A3-USB: OPTICAL READER,DATA ENTRY.

The OPTICAL READER,DATA ENTRY is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include power_source: EXTERNAL, inclosure_type: ENCASED, maximum_overall_width: 15.100 INCHES IN, maximum_overall_height: 3.400 INCHES IN, maximum_overall_length: 22.100 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-504-2259, 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→ A3-USB
NSN: 7025-01-504-2259
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 0YS68 — MUSTEK INC (USA)
SPECIFICATIONS
power_sourceEXTERNAL
inclosure_typeENCASED
maximum_overall_width15.100 INCHES IN
maximum_overall_height3.400 INCHES IN
maximum_overall_length22.100 INCHES IN
NSN7025-01-504-2259
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K A3-USB 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 A3-USB MFR OEM
KEY FEATURES
•
MAXIMUM OVERALL WIDTH: 15.100 INCHES IN
•
INCLOSURE TYPE: ENCASED
•
MAXIMUM OVERALL LENGTH: 22.100 INCHES IN
•
MAXIMUM OVERALL HEIGHT: 3.400 INCHES IN
•
POWER SOURCE: EXTERNAL
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
TECHNICAL CHARACTERISTICS
MAXIMUM OVERALL WIDTH15.100 INCHES IN
INCLOSURE TYPEENCASED
MAXIMUM OVERALL LENGTH22.100 INCHES IN
MAXIMUM OVERALL HEIGHT3.400 INCHES IN
POWER SOURCEEXTERNAL
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
Demilitarization required — critical (Q)
Ready to buy A3-USB?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is A3-USB?
A3-USB is a OPTICAL READER,DATA ENTRY. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for A3-USB?
A3-USB is cataloged in the U.S. Government catalog under NSN 7025-01-504-2259. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A3-USB

✓ 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.