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PartsTable / COMPONENT / 579R809H12
579R809H12 ✓ 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 PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.069 INCHES NOMINAL IN, material: STEEL COMP 302 OVERALL, overall_length: 0.218 INCHES NOMINAL IN, style_designator: SLOTTED, surface_treatment: PASSIVATE OVERALL, material_thickness: 0.010 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 5315-00-865-5842, 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
579R809H12
NSN: 5315-00-865-5842
FSC: 5315
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
diameter0.069 INCHES NOMINAL IN
materialSTEEL COMP 302 OVERALL
overall_length0.218 INCHES NOMINAL IN
style_designatorSLOTTED
surface_treatmentPASSIVATE OVERALL
material_thickness0.010 INCHES NOMINAL IN
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-865-5842
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 579R809H12 · 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 COMP 302 OVERALL
•
DIAMETER: 0.069 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SLOTTED
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL THICKNESS: 0.010 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 302 OVERALL
DIAMETER0.069 INCHES NOMINAL IN
OVERALL LENGTH0.218 INCHES NOMINAL IN
STYLE DESIGNATORSLOTTED
SURFACE TREATMENTPASSIVATE OVERALL
MATERIAL THICKNESS0.010 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
27820Interchangeable
interchangeable cross-reference
interchangeable
L1681-18Interchangeable
interchangeable cross-reference
interchangeable
2674Interchangeable
interchangeable cross-reference
interchangeable
SI-8198Interchangeable
interchangeable cross-reference
interchangeable
C68552-2Interchangeable
interchangeable cross-reference
interchangeable
2R674Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 579R809H12?
579R809H12 is a PIN,SPRING.
What parts can replace 579R809H12?
There are 12 known substitutes for 579R809H12: 27820, L1681-18, 2674 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 579R809H12?
579R809H12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-865-5842. 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