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FC6434 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

FC6434: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, hole_diameter: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN, overall_diameter: 1.996 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN, surface_treatment: COPPER OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-262-4823, 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
FC6434
NSN: 5310-00-262-4823
FSC: 5310 — Nuts and Washers
CAGE: 63477 — FEDERAL MOGUL CORP SUB WAGNER BRAKE MOOG AUTOMOTIVE DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
hole_diameter0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
overall_diameter1.996 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
surface_treatmentCOPPER OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-262-4823
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FC6434 · 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
•
OVERALL DIAMETER: 1.996 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: COPPER OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
•
THICKNESS: 0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.996 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTCOPPER OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
THICKNESS0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 4
F6434CReference document
Same NSN cross-reference
Reference document — Secondary reference
FC6434CReference document
Same NSN cross-reference
Reference document — Secondary reference
SD2908Reference document
Same NSN cross-reference
Reference document — Secondary reference
6CFC6434Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FC6434?
FC6434 is a WASHER,FLAT.
What parts can replace FC6434?
There are 4 known substitutes for FC6434: F6434C, FC6434C, SD2908 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FC6434?
FC6434 is cataloged in the U.S. Government catalog under NSN 5310-00-262-4823. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.