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M8DIN1440 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

M8DIN1440: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 2.0 MILLIMETERS NOMINAL MM, hole_diameter: 8.0 MILLIMETERS NOMINAL MM, overall_diameter: 16.0 MILLIMETERS NOMINAL MM, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-189-4589, 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
M8DIN1440
NSN: 5310-01-189-4589
FSC: 5310 — Nuts and Washers
CAGE: 21969 — ZELENDA MACHINE AND TOOLS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness2.0 MILLIMETERS NOMINAL MM
hole_diameter8.0 MILLIMETERS NOMINAL MM
overall_diameter16.0 MILLIMETERS NOMINAL MM
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationW/S:HELICOPTER, APACHE AH-64
cross-sectional_shape_styleBLANK RECTANGULAR
outside_left_corner_chamfer_angle45.0 DEGREES NOMINAL
NSN5310-01-189-4589
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M8DIN1440 · 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
•
OUTSIDE LEFT CORNER CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
OVERALL DIAMETER: 16.0 MILLIMETERS NOMINAL MM
•
CROSS-SECTIONAL SHAPE STYLE: BLANK RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 8.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
OUTSIDE LEFT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
OVERALL DIAMETER16.0 MILLIMETERS NOMINAL MM
CROSS-SECTIONAL SHAPE STYLEBLANK RECTANGULAR
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATIONW/S:HELICOPTER, APACHE AH-64
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER8.0 MILLIMETERS NOMINAL MM
THICKNESS2.0 MILLIMETERS NOMINAL 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 3
8DIN1440Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
OSS7012-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
HS7012-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M8DIN1440?
M8DIN1440 is a WASHER,FLAT.
What parts can replace M8DIN1440?
There are 3 known substitutes for M8DIN1440: 8DIN1440, OSS7012-8, HS7012-8. Substitute compatibility should be verified for your specific system.
What is the NSN for M8DIN1440?
M8DIN1440 is cataloged in the U.S. Government catalog under NSN 5310-01-189-4589. This indicates validated use in U.S. government and defense supply chains.
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