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8267843 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8267843: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OVERALL, hole_diameter: 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN, outside_diameter: 0.375 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, overall_distance_including_keys: 0.428 INCHES NOMINAL IN, material_document_and_classification: MIL-S-22216 MIL SPEC ALL MATERIAL RESPONSES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-177-7559, 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
8267843
NSN: 5310-00-177-7559
FSC: 5310 — Nuts and Washers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
hole_diameter0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
outside_diameter0.375 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
overall_distance_including_keys0.428 INCHES NOMINAL IN
material_document_and_classificationMIL-S-22216 MIL SPEC ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classification171 FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-177-7559
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8267843 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: 171 FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DISTANCE INCLUDING KEYS: 0.428 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-22216 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
•
HOLE DIAMETER: 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION171 FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
OVERALL DISTANCE INCLUDING KEYS0.428 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-22216 MIL SPEC ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
HOLE DIAMETER0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 8267843?
8267843 is a WASHER,KEY.
What is the NSN for 8267843?
8267843 is cataloged in the U.S. Government catalog under NSN 5310-00-177-7559. 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.