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666276-105 — INSULATOR,WASHER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

666276-105: INSULATOR,WASHER.

The INSULATOR,WASHER is a the manufacturer industrial component. Key specifications include overall_height: 0.031 INCHES NOMINAL IN, inside_diameter: 0.531 INCHES NOMINAL IN, outside_diameter: 1.000 INCHES NOMINAL IN, style_designator: ROUND, FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5970-00-905-3679, 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
666276-105
NSN: 5970-00-905-3679
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 12436 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DIV BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC (USA)
SPECIFICATIONS
overall_height0.031 INCHES NOMINAL IN
inside_diameter0.531 INCHES NOMINAL IN
outside_diameter1.000 INCHES NOMINAL IN
style_designatorROUND, FLAT
NSN5970-00-905-3679
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,WASHER TITLE COMPONENT PN 666276-105 MFR INSULATOR,WASHER
KEY FEATURES
•
STYLE DESIGNATOR: ROUND, FLAT
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.531 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.031 INCHES NOMINAL IN
STYLE DESIGNATORROUND, FLAT
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
INSIDE DIAMETER0.531 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5970 — Electrical Insulators and Insulating Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5970-00-001-1330 5970-00-001-1357 5970-00-001-1418 5970-00-001-1420 5970-00-001-1472 5970-00-001-1476 5970-00-001-1477 5970-00-001-1479
SUBSTITUTES & CROSS-REFERENCES 1
398684Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 666276-105?
666276-105 is a INSULATOR,WASHER.
What parts can replace 666276-105?
There is 1 known substitute for 666276-105: 398684. Substitute compatibility should be verified for your specific system.
What is the NSN for 666276-105?
666276-105 is cataloged in the U.S. Government catalog under NSN 5970-00-905-3679. 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.