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866821-4 — 866821-4

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

866821-4: 866821-4.

The 866821-4 is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304, construction: ONE-PIECE, overall_width: 1.250 INCHES NOMINAL IN, overall_length: 1.438 INCHES NOMINAL IN, style_designator: NON-CIRCULAR W/O BOLT HOLES, aperture_diameter: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-01-014-6785, 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
866821-4
NSN: 5365-01-014-6785
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialSTEEL COMP 304
constructionONE-PIECE
overall_width1.250 INCHES NOMINAL IN
overall_length1.438 INCHES NOMINAL IN
style_designatorNON-CIRCULAR W/O BOLT HOLES
aperture_diameter0.406 INCHES NOMINAL IN
outside_corner_radius0.062 INCHES NOMINAL IN
material_document_and_classificationQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
NSN5365-01-014-6785
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 866821-4 TITLE COMPONENT PN 866821-4 MFR 866821-4
KEY FEATURES
•
STYLE DESIGNATOR: NON-CIRCULAR W/O BOLT HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
•
APERTURE DIAMETER: 0.406 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 0.062 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 304
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNON-CIRCULAR W/O BOLT HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.438 INCHES NOMINAL IN
OVERALL WIDTH1.250 INCHES NOMINAL IN
APERTURE DIAMETER0.406 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS0.062 INCHES NOMINAL IN
MATERIALSTEEL COMP 304
CONSTRUCTIONONE-PIECE
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 866821-4?
866821-4 is a 866821-4.
What is the NSN for 866821-4?
866821-4 is cataloged in the U.S. Government catalog under NSN 5365-01-014-6785. 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.