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74A650084-2001 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A650084-2001: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_diameter: 0.506 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN, outside_diameter: 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN, material_thickness: 0.063 INCHES NOMINAL IN, wire_hole_diameter: 0.060 INCHES NOMINAL IN, internal_prebent_key_width: 0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-129-0604, 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
74A650084-2001
NSN: 5310-01-129-0604
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
hole_diameter0.506 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
outside_diameter0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
material_thickness0.063 INCHES NOMINAL IN
wire_hole_diameter0.060 INCHES NOMINAL IN
internal_prebent_key_width0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
material_document_and_classificationMIL-S-18729,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
distance_from_key_center_to_wire_hole_center0.110 INCHES NOMINAL IN
NSN5310-01-129-0604
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A650084-2001 · 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
•
WIRE HOLE DIAMETER: 0.060 INCHES NOMINAL IN
•
INTERNAL PREBENT KEY WIDTH: 0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
•
DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER: 0.110 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18729,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4130 OVERALL
•
HOLE DIAMETER: 0.506 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIRE HOLE DIAMETER0.060 INCHES NOMINAL IN
INTERNAL PREBENT KEY WIDTH0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER0.110 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
MATERIALSTEEL COMP 4130 OVERALL
HOLE DIAMETER0.506 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
10109513Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A650084-2001?
74A650084-2001 is a WASHER,KEY.
What parts can replace 74A650084-2001?
There is 1 known substitute for 74A650084-2001: 10109513. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A650084-2001?
74A650084-2001 is cataloged in the U.S. Government catalog under NSN 5310-01-129-0604. This indicates validated use in U.S. government and defense supply chains.
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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.