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PartsTable / COMPONENT / 8497-185-119
8497-185-119 ✓ 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: 1.543 INCHES NOMINAL IN, outside_diameter: 2.490 INCHES NOMINAL IN, special_features: 1.438 IN. SCREW SIZE IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OR ZINC OVERALL.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-811-2219, 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
8497-185-119
NSN: 5310-00-811-2219
FSC: 5310
CAGE: 81336 — CHIEF OF ENGINEERS DEPT OF ARMY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter1.543 INCHES NOMINAL IN
outside_diameter2.490 INCHES NOMINAL IN
special_features1.438 IN. SCREW SIZE IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OR ZINC OVERALL
material_thickness0.057 INCHES NOMINAL IN
NSN5310-00-811-2219
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8497-185-119 · 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
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
HOLE DIAMETER: 1.543 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
MATERIAL THICKNESS: 0.057 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.490 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORFLAT INTERNAL TEETH
HOLE DIAMETER1.543 INCHES NOMINAL IN
SPECIAL FEATURES1.438 IN. SCREW SIZE IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
MATERIAL THICKNESS0.057 INCHES NOMINAL IN
OUTSIDE DIAMETER2.490 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
496Interchangeable
interchangeable cross-reference
interchangeable
0211575-6Interchangeable
interchangeable cross-reference
interchangeable
202564Interchangeable
interchangeable cross-reference
interchangeable
27025Interchangeable
interchangeable cross-reference
interchangeable
10164338-4Interchangeable
interchangeable cross-reference
interchangeable
NTA1018Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8497-185-119?
8497-185-119 is a WASHER,LOCK.
What parts can replace 8497-185-119?
There are 13 known substitutes for 8497-185-119: 496, 0211575-6, 202564 and 10 more. Substitute compatibility should be verified for your specific system.
Is 8497-185-119 still available?
8497-185-119 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