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74A324907-2003 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A324907-2003: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include outside_diameter: 4.063 INCHES NOMINAL IN, material_thickness: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-133-1103, 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
74A324907-2003
NSN: 5310-01-133-1103
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
outside_diameter4.063 INCHES NOMINAL IN
material_thickness0.188 INCHES NOMINAL IN
NSN5310-01-133-1103
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A324907-2003 · 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: 4.063 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER4.063 INCHES NOMINAL IN
MATERIAL THICKNESS0.188 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
10109670Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 74A324907-2003?
74A324907-2003 is a WASHER,KEY.
What parts can replace 74A324907-2003?
There is 1 known substitute for 74A324907-2003: 10109670. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A324907-2003?
74A324907-2003 is cataloged in the U.S. Government catalog under NSN 5310-01-133-1103. 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.