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1854803-3 — INSULATOR,WASHER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1854803-3: INSULATOR,WASHER.

The INSULATOR,WASHER is a the manufacturer industrial component. Key specifications include material: MICA OVERALL, overall_height: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN, inside_diameter: 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN, outside_diameter: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN, style_designator: ROUND, FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5970-00-808-4111, 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
1854803-3
NSN: 5970-00-808-4111
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialMICA OVERALL
overall_height0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
inside_diameter0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
outside_diameter0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
style_designatorROUND, FLAT
NSN5970-00-808-4111
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,WASHER TITLE COMPONENT PN 1854803-3 MFR INSULATOR,WASHER
KEY FEATURES
•
STYLE DESIGNATOR: ROUND, FLAT
•
OUTSIDE DIAMETER: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
•
MATERIAL: MICA OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
STYLE DESIGNATORROUND, FLAT
OUTSIDE DIAMETER0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
INSIDE DIAMETER0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
MATERIALMICA OVERALL
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 2
NA-0171-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NA0171PC3Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 1854803-3?
1854803-3 is a INSULATOR,WASHER.
What parts can replace 1854803-3?
There are 2 known substitutes for 1854803-3: NA-0171-3, NA0171PC3. Substitute compatibility should be verified for your specific system.
What is the NSN for 1854803-3?
1854803-3 is cataloged in the U.S. Government catalog under NSN 5970-00-808-4111. 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.