PartsTable
Technical Data Sheet
PartsTable / MRO / 642-21

642-21 — Cable Assembly Specs

✓ 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 642-21 is a the manufacturer industrial component. Key specifications include diameter: 0.219 INCHES NOMINAL IN, material: STEEL OVERALL, overall_length: 1.500 INCHES NOMINAL IN, style_designator: SLOTTED, material_thickness: 0.048 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5998-01-476-3147, 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→ 642-21
NSN: 5998-01-476-3147
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 51190 — VIAVI SOLUTIONSLLC (USA)
SPECIFICATIONS
diameter0.219 INCHES NOMINAL IN
materialSTEEL OVERALL
overall_length1.500 INCHES NOMINAL IN
style_designatorSLOTTED
material_thickness0.048 INCHES NOMINAL IN
NSN5998-01-476-3147
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 642-21 MFR 642-21
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONTEST EQUIPMENT-TEMOD
END ITEM IDENTIFICATIONTEST EQUIPMENT-TEMOD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
ASTM A600 M-10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-R-180InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8281CInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
404846InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
656WInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7005-1142-000InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
Ready to buy 642-21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 642-21?
642-21 is a 642-21. It is classified as a MRO (MRO_GENERAL).
What parts can replace 642-21?
There are 6 known substitutes for 642-21: ASTM A600 M-10, GGG-R-180, 8281C and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 642-21?
642-21 is cataloged in the Federal Logistics Information System under NSN 5998-01-476-3147. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 642-21

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026