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Technical Data Sheet
PartsTable / MRO / B4008477
B4008477 ✓ 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

The B4008477 is a the manufacturer industrial component. Key specifications include hole_diameter: 0.266 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN, outside_diameter: 5.000 INCHES MINIMUM AND 5.060 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 3.250 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN, bolt_circle_diameter: 4.470 INCHES NOMINAL IN, cross-sectional_thickness: 0.030 INCHES NOMINAL 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 5999-01-205-0446, 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→ B4008477
NSN: 5999-01-205-0446
FSC: 5999
CAGE: 56996 — DEPARTMENT OF THE ARMY HQ UNITED STATES ARMY COMMUNICATIONS RESEARCH AND DEVELOPMENT COMMAND (USA)
SPECIFICATIONS
hole_diameter0.266 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN
outside_diameter5.000 INCHES MINIMUM AND 5.060 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter3.250 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN
bolt_hole_quantity4
bolt_circle_diameter4.470 INCHES NOMINAL IN
cross-sectional_thickness0.030 INCHES NOMINAL IN
cross-sectional_shape_styleMETAL WITH SOFT FILLER
NSN5999-01-205-0446
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 B4008477 MFR B4008477
KEY FEATURES
•
APERTURE DIAMETER: 3.250 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.266 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN
•
BOLT CIRCLE DIAMETER: 4.470 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL THICKNESS: 0.030 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: METAL WITH SOFT FILLER
•
OUTSIDE DIAMETER: 5.000 INCHES MINIMUM AND 5.060 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER3.250 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN
HOLE DIAMETER0.266 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN
BOLT CIRCLE DIAMETER4.470 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL THICKNESS0.030 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEMETAL WITH SOFT FILLER
OUTSIDE DIAMETER5.000 INCHES MINIMUM AND 5.060 INCHES MAXIMUM IN
APERTURE DIAMETER3.250 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN
HOLE DIAMETER0.266 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
HMS20-1579Upgraded Successor
successor cross-reference
successor
48-09860Upgraded Successor
successor cross-reference
successor
591-8030Upgraded Successor
successor cross-reference
successor
08-0101Upgraded Successor
successor cross-reference
successor
A-1338Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B4008477?
B4008477 is a B4008477. It is classified as a MRO (MRO_GENERAL).
What parts can replace B4008477?
There are 5 known substitutes for B4008477: HMS20-1579, 48-09860, 591-8030 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B4008477?
B4008477 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-205-0446. 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