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PartsTable / COMPONENT / 8597908-001
8597908-001 ✓ 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: 0.318 INCHES NOMINAL IN, outside_diameter: 0.430 INCHES NOMINAL IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OVERALL, material_thickness: 0.015 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 5310-00-978-6103, 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
8597908-001
NSN: 5310-00-978-6103
FSC: 5310
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.318 INCHES NOMINAL IN
outside_diameter0.430 INCHES NOMINAL IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OVERALL
material_thickness0.015 INCHES NOMINAL IN
NSN5310-00-978-6103
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8597908-001 · 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
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
MATERIAL THICKNESS: 0.015 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.430 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
HOLE DIAMETER: 0.318 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
MATERIAL THICKNESS0.015 INCHES NOMINAL IN
OUTSIDE DIAMETER0.430 INCHES NOMINAL IN
STYLE DESIGNATORFLAT INTERNAL TEETH
HOLE DIAMETER0.318 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
ESP-F-1.321-PPInterchangeable
interchangeable cross-reference
interchangeable
877-014CInterchangeable
interchangeable cross-reference
interchangeable
4028-34-00Interchangeable
interchangeable cross-reference
interchangeable
92165A030Interchangeable
interchangeable cross-reference
interchangeable
MS35333-109Interchangeable
interchangeable cross-reference
interchangeable
FF-W-100CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8597908-001?
8597908-001 is a WASHER,LOCK.
What parts can replace 8597908-001?
There are 21 known substitutes for 8597908-001: ESP-F-1.321-PP, 877-014C, 4028-34-00 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8597908-001?
8597908-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-978-6103. 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