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C6RL04G ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.800 INCHES NOMINAL IN, hole_diameter: 4.300 INCHES NOMINAL IN, overall_diameter: 9.000 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-482-8381, 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
C6RL04G
NSN: 5310-01-482-8381
FSC: 5310
CAGE: 70318 — ALLMETAL SCREW PRODUCTS CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.800 INCHES NOMINAL IN
hole_diameter4.300 INCHES NOMINAL IN
overall_diameter9.000 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
surface_treatment_document_and_classificationASTMA360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-482-8381
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: C6RL04G · 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 DOCUMENT AND CLASSIFICATION: ASTMA360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
HOLE DIAMETER: 4.300 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 9.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
THICKNESS: 0.800 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTMA360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER4.300 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER9.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.800 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
DIN125-M5Interchangeable
interchangeable cross-reference
interchangeable
C6RL05GInterchangeable
interchangeable cross-reference
interchangeable
1808399Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C6RL04G?
C6RL04G is a WASHER,FLAT.
What parts can replace C6RL04G?
There are 3 known substitutes for C6RL04G: DIN125-M5, C6RL05G, 1808399. Substitute compatibility should be verified for your specific system.
What is the NSN for C6RL04G?
C6RL04G is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-482-8381. 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