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76453M8C — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

76453M8C: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 1.820 MILLIMETERS MINIMUM AND 2.180 MILLIMETERS MAXIMUM MM, hole_diameter: 8.130 MILLIMETERS NOMINAL MM, overall_diameter: 15.770 MILLIMETERS NOMINAL MM, special_features: WASHER IS PLAIN AND IS COUNTERSUNK, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-480-0624, 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
76453M8C
NSN: 5310-01-480-0624
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness1.820 MILLIMETERS MINIMUM AND 2.180 MILLIMETERS MAXIMUM MM
hole_diameter8.130 MILLIMETERS NOMINAL MM
overall_diameter15.770 MILLIMETERS NOMINAL MM
special_featuresWASHER IS PLAIN AND IS COUNTERSUNK
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
inside_left_corner_chamfer_angle45.0 DEGREES NOMINAL
NSN5310-01-480-0624
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 76453M8C · 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: 15.770 MILLIMETERS NOMINAL MM
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
INSIDE LEFT CORNER CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 8.130 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER15.770 MILLIMETERS NOMINAL MM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
INSIDE LEFT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
SPECIAL FEATURESWASHER IS PLAIN AND IS COUNTERSUNK
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER8.130 MILLIMETERS NOMINAL MM
THICKNESS1.820 MILLIMETERS MINIMUM AND 2.180 MILLIMETERS MAXIMUM MM
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 76453M8C?
76453M8C is a WASHER,FLAT.
What is the NSN for 76453M8C?
76453M8C is cataloged in the U.S. Government catalog under NSN 5310-01-480-0624. This indicates validated use in U.S. government and defense supply chains.
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