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21-431-B — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SHIELDING BEAD,ELECTRONIC is a the manufacturer industrial component. Key specifications include special_features: FERRITE MATERIAL,0.256 IN. L,0.138 IN.

DIA IN. This part is cataloged in the Federal Logistics Information System under NSN 5940-00-008-3299, 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
21-431-B
NSN: 5940-00-008-3299
FSC: 5940
CAGE: 12615 — U S TERMINALS INC (USA)
SPECIFICATIONS
special_featuresFERRITE MATERIAL,0.256 IN. L,0.138 IN. DIA IN
NSN5940-00-008-3299
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHIELDING BEAD,ELECTRONIC TITLE COMPONENT PN 21-431-B MFR SHIELDING BEAD,ELECTRO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
401-6BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
012200-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
166824InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D166824InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
005745InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
RFT-SM-1TURL6 P47InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-431-B?
21-431-B is a SHIELDING BEAD,ELECTRONIC.
What parts can replace 21-431-B?
There are 14 known substitutes for 21-431-B: 401-6B, 012200-2, 166824 and 11 more. Substitute compatibility should be verified for your specific system.
Is 21-431-B still available?
21-431-B is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026