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Technical Data Sheet
PartsTable / MRO / W28
W28 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

PANEL,CONTROL,ELECTRICAL-ELECTRO. Key specifications include material: COPPER ALLOY OR ALUMINUM ALLOY, hole_diameter: 5.582 INCHES MINIMUM AND 5.617 INCHES MAXIMUM IN, hardness_rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM, inside_diameter: 0.537 INCHES NOMINAL IN, outside_diameter: 0.687 INCHES NOMINAL IN, style_designator: KEY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-326-6097, 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
MRO→ MRO_GENERAL→ W28
NSN: 5999-01-326-6097
FSC: 5999
CAGE: 01121 — ROCKWELL AUTOMATION, INC. DBA ROCKWELL AUTOMATION (USA)
SPECIFICATIONS
materialCOPPER ALLOY OR ALUMINUM ALLOY
hole_diameter5.582 INCHES MINIMUM AND 5.617 INCHES MAXIMUM IN
hardness_rating50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
inside_diameter0.537 INCHES NOMINAL IN
outside_diameter0.687 INCHES NOMINAL IN
style_designatorKEY
overall_thickness0.032 INCHES NOMINAL IN
material_thickness0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
external_key_quantity19
end_item_identificationSEWAGE TREATMENT PLANT,ELTECH ENVIRO SYSTEMS CORP
external_prebent_key_width0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
internal_prebent_key_width0.500 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
NSN5999-01-326-6097
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN W28 MFR PANEL,CONTROL,ELECTRICAL-ELECTRO
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONSEWAGE TREATMENT PLANT,ELTECH ENVIRO SYSTEMS CORP
END ITEM IDENTIFICATIONSEWAGE TREATMENT PLANT,ELTECH ENVIRO SYSTEMS CORP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
S16073Interchangeable
interchangeable cross-reference
interchangeable
SRB305SInterchangeable
interchangeable cross-reference
interchangeable
1B4115Interchangeable
interchangeable cross-reference
interchangeable
C91080A1PC299Interchangeable
interchangeable cross-reference
interchangeable
MB1283PC4Interchangeable
interchangeable cross-reference
interchangeable
419166Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W28?
W28 is a PANEL,CONTROL,ELECTRICAL-ELECTRO. It is classified as a MRO (MRO_GENERAL).
What parts can replace W28?
There are 11 known substitutes for W28: S16073, SRB305S, 1B4115 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W28?
W28 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-326-6097. 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