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79R5011-078-0531 — Technical Data Sheet

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— · 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 PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.078 INCHES NOMINAL IN, material: STEEL COMP 420 OVERALL, overall_length: 0.531 INCHES NOMINAL IN, hardness_rating: 43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SLOTTED, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5315-00-680-3392, 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
79R5011-078-0531
NSN: 5315-00-680-3392
FSC: 5315
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
diameter0.078 INCHES NOMINAL IN
materialSTEEL COMP 420 OVERALL
overall_length0.531 INCHES NOMINAL IN
hardness_rating43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
surface_treatmentPASSIVATE OVERALL
material_thickness0.018 INCHES NOMINAL IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-680-3392
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 79R5011-078-0531 · 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
•
HARDNESS RATING: 43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL THICKNESS: 0.018 INCHES NOMINAL IN
•
DIAMETER: 0.078 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
MATERIAL: STEEL COMP 420 OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
OVERALL LENGTH0.531 INCHES NOMINAL IN
MATERIAL THICKNESS0.018 INCHES NOMINAL IN
DIAMETER0.078 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
STYLE DESIGNATORSLOTTED
MATERIALSTEEL COMP 420 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
200096-001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
200096InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
252198N3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10205-0424InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
DM10-330JInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D105E330G0RInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 79R5011-078-0531?
79R5011-078-0531 is a PIN,SPRING.
What parts can replace 79R5011-078-0531?
There are 7 known substitutes for 79R5011-078-0531: 200096-001, 200096, 252198N3 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 79R5011-078-0531?
79R5011-078-0531 is cataloged in the Federal Logistics Information System under NSN 5315-00-680-3392. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026