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6ZA11 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6ZA11: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 0.523 INCHES NOMINAL IN, outside_diameter: 0.865 INCHES NOMINAL IN, material_thickness: 0.01 INCHES NOMINAL IN, end_item_identification: MRAP M-ATV UI, part_name_assigned_by_controlling_agency: WASHER, WAVE, 0.523 ID X 0.865 OD X 0.01 THICK. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-658-8593, 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
6ZA11
NSN: 5310-01-658-8593
FSC: 5310 — Nuts and Washers
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
hole_diameter0.523 INCHES NOMINAL IN
outside_diameter0.865 INCHES NOMINAL IN
material_thickness0.01 INCHES NOMINAL IN
end_item_identificationMRAP M-ATV UI
part_name_assigned_by_controlling_agencyWASHER, WAVE, 0.523 ID X 0.865 OD X 0.01 THICK
NSN5310-01-658-8593
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6ZA11 · 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
•
OUTSIDE DIAMETER: 0.865 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.01 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.523 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.865 INCHES NOMINAL IN
MATERIAL THICKNESS0.01 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, WAVE, 0.523 ID X 0.865 OD X 0.01 THICK
END ITEM IDENTIFICATIONMRAP M-ATV UI
HOLE DIAMETER0.523 INCHES NOMINAL 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 6ZA11?
6ZA11 is a WASHER,KEY.
What is the NSN for 6ZA11?
6ZA11 is cataloged in the U.S. Government catalog under NSN 5310-01-658-8593. 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.