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PartsTable / COMPONENT / 11785488-8
11785488-8 ✓ 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,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.262 INCHES NOMINAL IN, outside_diameter: 0.560 INCHES NOMINAL IN, style_designator: FLAT INTERNAL TEETH, material_thickness: 0.025 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-225-6007, 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
11785488-8
NSN: 5310-01-225-6007
FSC: 5310
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.262 INCHES NOMINAL IN
outside_diameter0.560 INCHES NOMINAL IN
style_designatorFLAT INTERNAL TEETH
material_thickness0.025 INCHES NOMINAL IN
NSN5310-01-225-6007
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11785488-8 · 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
•
HOLE DIAMETER: 0.262 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 0.560 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.262 INCHES NOMINAL IN
STYLE DESIGNATORFLAT INTERNAL TEETH
MATERIALSTEEL OVERALL
OUTSIDE DIAMETER0.560 INCHES NOMINAL IN
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
33.235-1Interchangeable
interchangeable cross-reference
interchangeable
2535-B-MInterchangeable
interchangeable cross-reference
interchangeable
101930Interchangeable
interchangeable cross-reference
interchangeable
R2405Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11785488-8?
11785488-8 is a WASHER,LOCK.
What parts can replace 11785488-8?
There are 4 known substitutes for 11785488-8: 33.235-1, 2535-B-M, 101930 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11785488-8?
11785488-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-225-6007. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026