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1782857-21 — SPACER,PLATE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1782857-21: SPACER,PLATE.

The SPACER,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301, hole_diameter: 0.125 INCHES NOMINAL IN, outside_diameter: 1.500 INCHES NOMINAL IN, aperture_diameter: 1.035 INCHES NOMINAL IN, surface_treatment: PASSIVATE, bolt_circle_diameter: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-767-2181, 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
1782857-21
NSN: 5365-00-767-2181
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 55973 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER GUIDANCE SYSTEMS DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 301
hole_diameter0.125 INCHES NOMINAL IN
outside_diameter1.500 INCHES NOMINAL IN
aperture_diameter1.035 INCHES NOMINAL IN
surface_treatmentPASSIVATE
bolt_hole_quantity4
bolt_circle_diameter1.250 INCHES NOMINAL IN
gasket_center_to_flat_distance0.672 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE
NSN5365-00-767-2181
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,PLATE TITLE COMPONENT PN 1782857-21 MFR SPACER,PLATE
KEY FEATURES
•
GASKET CENTER TO FLAT DISTANCE: 0.672 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.035 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 1.250 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 301
TECHNICAL CHARACTERISTICS
GASKET CENTER TO FLAT DISTANCE0.672 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
APERTURE DIAMETER1.035 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER1.250 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 301
HOLE DIAMETER0.125 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078 5365-00-000-7436 5365-00-001-1292 5365-00-001-1365 5365-00-001-1841 5365-00-001-1915 5365-00-001-1916 5365-00-001-1940
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1782857-21?
1782857-21 is a SPACER,PLATE.
What is the NSN for 1782857-21?
1782857-21 is cataloged in the U.S. Government catalog under NSN 5365-00-767-2181. 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.