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Technical Data Sheet
PartsTable / COMPONENT / 74B059199-201
74B059199-201 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,SPLIT is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-949-6139, 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
74B059199-201
NSN: 5310-00-949-6139
FSC: 5310
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
Part Number74B059199-201
NSN5310-00-949-6139
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74B059199-201 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
PDM40-200-11292Interchangeable
interchangeable cross-reference
interchangeable
719614-1Interchangeable
interchangeable cross-reference
interchangeable
PS261-4RInterchangeable
interchangeable cross-reference
interchangeable
AS52684Interchangeable
interchangeable cross-reference
interchangeable
52684Interchangeable
interchangeable cross-reference
interchangeable
MK777-203Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74B059199-201?
74B059199-201 is a WASHER,SPLIT.
What parts can replace 74B059199-201?
There are 27 known substitutes for 74B059199-201: PDM40-200-11292, 719614-1, PS261-4R and 24 more. Substitute compatibility should be verified for your specific system.
Is 74B059199-201 still available?
74B059199-201 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026