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4D98371 — INSULATOR,BEAD

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4D98371: INSULATOR,BEAD.

The INSULATOR,BEAD is a the manufacturer industrial component. Key specifications include material: PLASTIC EPOXY OVERALL, overall_height: 0.437 INCHES NOMINAL IN, inside_diameter: 0.391 INCHES NOMINAL IN, outside_diameter: 0.750 INCHES NOMINAL IN, style_designator: ROUND, end_item_identification: ARMATURE/DIODE WHEEL ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5970-01-494-0220, 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
4D98371
NSN: 5970-01-494-0220
NIINs: 014940220, 015044237, 015044248
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 04808 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV CURTISS-WRIGHT EMD (USA)
SPECIFICATIONS
materialPLASTIC EPOXY OVERALL
overall_height0.437 INCHES NOMINAL IN
inside_diameter0.391 INCHES NOMINAL IN
outside_diameter0.750 INCHES NOMINAL IN
style_designatorROUND
end_item_identificationARMATURE/DIODE WHEEL ASSEMBLY
NSN5970-01-494-0220
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,BEAD TITLE COMPONENT PN 4D98371 MFR INSULATOR,BEAD
KEY FEATURES
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.391 INCHES NOMINAL IN
•
MATERIAL: PLASTIC EPOXY OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.437 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
INSIDE DIAMETER0.391 INCHES NOMINAL IN
END ITEM IDENTIFICATIONARMATURE/DIODE WHEEL ASSEMBLY
MATERIALPLASTIC EPOXY OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4D98371?
4D98371 is a INSULATOR,BEAD.
What is the NSN for 4D98371?
4D98371 is cataloged in the U.S. Government catalog under NSN 5970-01-494-0220. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.