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Technical Data Sheet
PartsTable / STORAGE_HDD / 51055-1
51055-1 ✓ Verified by PartsTable
— · STORAGE_HDD · 3.5_SATA_HDD
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

The DISPLAY UNIT is a the manufacturer industrial component. Key specifications include unit_design: CABINET, display_type: CATHODE RAY TUBE, teeth_quantity: 131, type/model_designation: 51055, end_item_identification: CUSHMAN FLYWHEEL MODEL 218. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-460-0599, 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→ 51055-1
NSN: 7025-01-460-0599
FSC: 7025
CAGE: 24338 — L3 TECHNOLOGIES, INC. DIV L3HARRIS EDO WESTERN CORPORATION (USA)
SPECIFICATIONS
unit_designCABINET
display_typeCATHODE RAY TUBE
teeth_quantity131
type/model_designation51055
end_item_identificationCUSHMAN FLYWHEEL MODEL 218
NSN7025-01-460-0599
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 51055-1 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 51055-1 MFR OEM
KEY FEATURES
•
UNIT DESIGN: CABINET
•
DISPLAY TYPE: CATHODE RAY TUBE
•
TYPE/MODEL DESIGNATION: 51055
TECHNICAL CHARACTERISTICS (FLIS)
UNIT DESIGNCABINET
DISPLAY TYPECATHODE RAY TUBE
TYPE/MODEL DESIGNATION51055
UNIT DESIGNCABINET
DISPLAY TYPECATHODE RAY TUBE
TYPE/MODEL DESIGNATION51055
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
510551Interchangeable
interchangeable cross-reference
interchangeable
DP5835Interchangeable
interchangeable cross-reference
interchangeable
9147Y069Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51055-1?
51055-1 is a DISPLAY UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 51055-1?
There are 3 known substitutes for 51055-1: 510551, DP5835, 9147Y069. Substitute compatibility should be verified for your specific system.
What is the NSN for 51055-1?
51055-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-460-0599. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026