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D76209 — WASHER,KEYWAY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

D76209: WASHER,KEYWAY.

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1040 OVERALL, hole_diameter: 2.525 INCHES MINIMUM AND 2.525 INCHES MINIMUM AND 2.535 INCHES MAXIMUM2.535 INCHES MAXIMUM IN, outside_diameter: 3.625 INCHES NOMINAL3.625 INCHES NOMINAL IN, material_thickness: 0.181 INCHES MINIMUM AND 0.181 INCHES MINIMUM AND 0.183 INCHES MAXIMUM0.183 INCHES MAXIMUM IN, internal_keyway_width: 0.434 INCHES MINIMUM AND 0.434 INCHES MINIMUM AND 0.444 INCHES MAXIMUM0.444 INCHES MAXIMUM IN, internal_keyway_quantity: 1010. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-262-6148, 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
D76209
NSN: 5310-00-262-6148
NIINs: 002626148, 011770948
FSC: 5310 — Nuts and Washers
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 1040 OVERALL
hole_diameter2.525 INCHES MINIMUM AND 2.525 INCHES MINIMUM AND 2.535 INCHES MAXIMUM2.535 INCHES MAXIMUM IN
outside_diameter3.625 INCHES NOMINAL3.625 INCHES NOMINAL IN
material_thickness0.181 INCHES MINIMUM AND 0.181 INCHES MINIMUM AND 0.183 INCHES MAXIMUM0.183 INCHES MAXIMUM IN
internal_keyway_width0.434 INCHES MINIMUM AND 0.434 INCHES MINIMUM AND 0.444 INCHES MAXIMUM0.444 INCHES MAXIMUM IN
internal_keyway_quantity1010
material_document_and_classification-SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL-SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
distance_from_centerline_to_bottom_of_internal_keyway1.377 INCHES MINIMUM AND 1.377 INCHES MINIMUM AND 1.382 INCHES MAXIMUM1.382 INCHES MAXIMUM IN
NSN5310-00-262-6148
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D76209 · 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
•
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY: 1.377 INCHES MINIMUM AND 1.377 INCHES MINIMUM AND 1.382 INCHES MAXIMUM1.382 INCHES MAXIMUM IN
•
INTERNAL KEYWAY WIDTH: 0.434 INCHES MINIMUM AND 0.434 INCHES MINIMUM AND 0.444 INCHES MAXIMUM0.444 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: -SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL-SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.625 INCHES NOMINAL3.625 INCHES NOMINAL IN
•
INTERNAL KEYWAY QUANTITY: 1010
•
MATERIAL THICKNESS: 0.181 INCHES MINIMUM AND 0.181 INCHES MINIMUM AND 0.183 INCHES MAXIMUM0.183 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1040 OVERALL
•
HOLE DIAMETER: 2.525 INCHES MINIMUM AND 2.525 INCHES MINIMUM AND 2.535 INCHES MAXIMUM2.535 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY1.377 INCHES MINIMUM AND 1.377 INCHES MINIMUM AND 1.382 INCHES MAXIMUM1.382 INCHES MAXIMUM IN
INTERNAL KEYWAY WIDTH0.434 INCHES MINIMUM AND 0.434 INCHES MINIMUM AND 0.444 INCHES MAXIMUM0.444 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION-SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL-SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.625 INCHES NOMINAL3.625 INCHES NOMINAL IN
INTERNAL KEYWAY QUANTITY1010
MATERIAL THICKNESS0.181 INCHES MINIMUM AND 0.181 INCHES MINIMUM AND 0.183 INCHES MAXIMUM0.183 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1040 OVERALL
HOLE DIAMETER2.525 INCHES MINIMUM AND 2.525 INCHES MINIMUM AND 2.535 INCHES MAXIMUM2.535 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
76209Reference 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 D76209?
D76209 is a WASHER,KEYWAY.
What parts can replace D76209?
There is 1 known substitute for D76209: 76209. Substitute compatibility should be verified for your specific system.
What is the NSN for D76209?
D76209 is cataloged in the U.S. Government catalog under NSN 5310-00-262-6148. This indicates validated use in U.S. government and defense supply chains.
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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.