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666093-478 — INSULATOR,DISK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

666093-478: INSULATOR,DISK.

The INSULATOR,DISK is a the manufacturer industrial component. Key specifications include material: OVERALL,GLASS FIBER TYPE GEE, overall_height: 0.062 INCHES NOMINAL IN, outside_diameter: 4.125 INCHES NOMINAL IN, special_features: ONE 0.128 IN. DIA HOLE IN, style_designator: DRILLED, FLAT, first_hole_diameter: 0.213 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5970-00-930-1691, 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
666093-478
NSN: 5970-00-930-1691
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
materialOVERALL,GLASS FIBER TYPE GEE
overall_height0.062 INCHES NOMINAL IN
outside_diameter4.125 INCHES NOMINAL IN
special_featuresONE 0.128 IN. DIA HOLE IN
style_designatorDRILLED, FLAT
first_hole_diameter0.213 INCHES NOMINAL IN
second_hole_spacing3.484 INCHES NOMINAL IN
NSN5970-00-930-1691
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,DISK TITLE COMPONENT PN 666093-478 MFR INSULATOR,DISK
KEY FEATURES
•
FIRST HOLE DIAMETER: 0.213 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DRILLED, FLAT
•
OUTSIDE DIAMETER: 4.125 INCHES NOMINAL IN
•
SECOND HOLE SPACING: 3.484 INCHES NOMINAL IN
•
MATERIAL: OVERALL,GLASS FIBER TYPE GEE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.062 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.213 INCHES NOMINAL IN
STYLE DESIGNATORDRILLED, FLAT
OUTSIDE DIAMETER4.125 INCHES NOMINAL IN
SECOND HOLE SPACING3.484 INCHES NOMINAL IN
SPECIAL FEATURESONE 0.128 IN. DIA HOLE IN
MATERIALOVERALL,GLASS FIBER TYPE GEE
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
SM-C-500831Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 666093-478?
666093-478 is a INSULATOR,DISK.
What parts can replace 666093-478?
There is 1 known substitute for 666093-478: SM-C-500831. Substitute compatibility should be verified for your specific system.
What is the NSN for 666093-478?
666093-478 is cataloged in the U.S. Government catalog under NSN 5970-00-930-1691. 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.