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Technical Data Sheet
PartsTable / MOTHERBOARD / SS311
SS311 ✓ Verified by PartsTable
— · MOTHERBOARD · BACKPLANE
WHAT YOU NEED TO KNOW
Backplanes — always check if cables are included or just the assembly.
PRODUCT OVERVIEW

DELL PE2650 1X5 SCSI BACKPLANE BOARD. Key specifications include material: STEEL COMP 303, end_similarity: IDENTICAL, overall_length: 2.090 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN, surface_finish: 10.0 MICROINCHES, first_end_style: PLAIN, first_end_diameter: 0.3745 INCHES MINIMUM AND 0.3747 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-225-9022, 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
MOTHERBOARD→ BACKPLANE→ SS311
NSN: 3040-01-225-9022
FSC: 3040
CAGE: 23266 — SECS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 303
end_similarityIDENTICAL
overall_length2.090 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
surface_finish10.0 MICROINCHES
first_end_stylePLAIN
first_end_diameter0.3745 INCHES MINIMUM AND 0.3747 INCHES MAXIMUM IN
NSN3040-01-225-9022
COMPONENT DIAGRAM
BAY 0SAS/SATA BAY 1SAS/SATA BAY 2SAS/SATA BAY 3SAS/SATA BAY 4SAS/SATA BAY 5SAS/SATA BAY 6SAS/SATA BAY 7SAS/SATA SAS EXP CHIP SAS IN 0 SAS IN 1 PWR 8-BAY SFF DRIVE BACKPLANE | 8-Bay SFF | SAS/SATA SAS expander | Dual SAS input | SAS/SATA TITLE BACKPLANE PN SS311 MFR DELL PE2650 1X5 SCSI BACKPLANE BOARD
KEY FEATURES
•
FIRST END DIAMETER: 0.3745 INCHES MINIMUM AND 0.3747 INCHES MAXIMUM IN
•
FIRST END STYLE: PLAIN
•
END SIMILARITY: IDENTICAL
•
SURFACE FINISH: 10.0 MICROINCHES
•
MATERIAL: STEEL COMP 303
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END DIAMETER0.3745 INCHES MINIMUM AND 0.3747 INCHES MAXIMUM IN
FIRST END STYLEPLAIN
END SIMILARITYIDENTICAL
SURFACE FINISH10.0 MICROINCHES
MATERIALSTEEL COMP 303
OVERALL LENGTH2.090 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
A950Interchangeable
interchangeable cross-reference
interchangeable
5310PL0951123Interchangeable
interchangeable cross-reference
interchangeable
805057Interchangeable
interchangeable cross-reference
interchangeable
572-517-9002Interchangeable
interchangeable cross-reference
interchangeable
A730Interchangeable
interchangeable cross-reference
interchangeable
131-70730Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS311?
SS311 is a DELL PE2650 1X5 SCSI BACKPLANE BOARD. It is classified as a MOTHERBOARD (BACKPLANE).
What parts can replace SS311?
There are 22 known substitutes for SS311: A950, 5310PL0951123, 805057 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SS311?
SS311 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-225-9022. 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