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Technical Data Sheet
PartsTable / COMPONENT / DPH7900-4-B(2.5)
DPH7900-4-B(2.5) ✓ Verified by PartsTable
— · DRIVE SFF
WHAT YOU NEED TO KNOW
SAS backplane accepts SATA drives (not vice versa) Buy with tray when possible — saves cost vs separate tray
ALWAYS ASK: "Does it come with tray/caddy?"
PRODUCT OVERVIEW

The DPH7900-4-B(2.5) is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-298-7766, 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
DPH7900-4-B(2.5)
NSN: 5305-01-298-7766
FSC: 5305
CAGE: 17446 — HUCK INTERNATIONAL, INC (USA)
SPECIFICATIONS
Part NumberDPH7900-4-B(2.5)
NSN5305-01-298-7766
COMPONENT DIAGRAM
LATCH — SAS — DPH7900-4-B(2. SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen — SAS — DPH7900-4-B(2. BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | — | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN DPH7900-4-B(2.5) CAP — SAS
KEY FEATURES
•
THREAD QUANTITY PER INCH: 40
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
•
MATERIAL: STEEL COMP 4037 FASTENER
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HEAD DIAMETER: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH40
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIALSTEEL COMP 4037 FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 STAND-OFF
HEAD DIAMETER0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
THREAD CLASS3A A
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE FASTENER
HEAD STYLEPAN
MATERIAL ACCOMMODATED THICKNESS0.063 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
1064-2Interchangeable
interchangeable cross-reference
interchangeable
30050Interchangeable
interchangeable cross-reference
interchangeable
2157386Interchangeable
interchangeable cross-reference
interchangeable
2157386G1Interchangeable
interchangeable cross-reference
interchangeable
0002Interchangeable
interchangeable cross-reference
interchangeable
WW-P-401Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DPH7900-4-B(2.5)?
DPH7900-4-B(2.5) is a DPH7900-4-B(2.5).
What parts can replace DPH7900-4-B(2.5)?
There are 11 known substitutes for DPH7900-4-B(2.5): 1064-2, 30050, 2157386 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DPH7900-4-B(2.5)?
DPH7900-4-B(2.5) is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-298-7766. 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