PartsTable
Technical Data Sheet
N400P69 ✓ 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 COMP 321 OR STEEL COMP 348 OVERALL, thickness: 0.063 INCHES NOMINAL IN, hole_diameter: 0.203 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN, overall_diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-145-1669, 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
N400P69
NSN: 5310-00-145-1669
FSC: 5310
CAGE: 09172 — GENERAL ELECTRIC CO MATERIALS INFORMATION SERVICES (USA)
SPECIFICATIONS
materialSTEEL COMP 321 OR STEEL COMP 348 OVERALL
thickness0.063 INCHES NOMINAL IN
hole_diameter0.203 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN
overall_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-S-6721 MIL SPEC ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationCVA1-6,FSCM 80378 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-145-1669
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N400P69 · 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
PERIPHERAL SHAPE STYLE: ROUND
MATERIAL: STEEL COMP 321 OR STEEL COMP 348 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6721 MIL SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT: PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: CVA1-6,FSCM 80378 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER: 0.203 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN
OVERALL DIAMETER: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
THICKNESS: 0.063 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 321 OR STEEL COMP 348 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6721 MIL SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONCVA1-6,FSCM 80378 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER0.203 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN
OVERALL DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
THICKNESS0.063 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
400334Interchangeable
interchangeable cross-reference
interchangeable
50FH-003-100NInterchangeable
interchangeable cross-reference
interchangeable
A3018693-2Interchangeable
interchangeable cross-reference
interchangeable
10331652Interchangeable
interchangeable cross-reference
interchangeable
6515NCM020686Interchangeable
interchangeable cross-reference
interchangeable
400-234Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N400P69?
N400P69 is a WASHER,FLAT.
What parts can replace N400P69?
There are 10 known substitutes for N400P69: 400334, 50FH-003-100N, A3018693-2 and 7 more. Substitute compatibility should be verified for your specific system.
Is N400P69 still available?
N400P69 is currently cancelled.
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