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74A400502-2005 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A400502-2005: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1551 OVERALL, hole_diameter: 4.290 INCHES NOMINAL IN, outside_diameter: 5.590 INCHES MINIMUM AND 5.610 INCHES MAXIMUM IN, special_features: NAVYI WASHER,KEY,AIRCRAFT, style_designator: KEY, material_thickness: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-476-7017, 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
74A400502-2005
NSN: 5310-01-476-7017
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 1551 OVERALL
hole_diameter4.290 INCHES NOMINAL IN
outside_diameter5.590 INCHES MINIMUM AND 5.610 INCHES MAXIMUM IN
special_featuresNAVYI WASHER,KEY,AIRCRAFT
style_designatorKEY
material_thickness0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
internal_key_quantity2
supplementary_features24 .270 DIAM HOLES AROUND
end_item_identificationF-18 E/F MLG
internal_straight_key_width0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
distance_from_centerline_to_top_of_internal_key1.7925 INCHES MINIMUM AND 1.7975 INCHES MAXIMUM IN
NSN5310-01-476-7017
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A400502-2005 · 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
•
INTERNAL STRAIGHT KEY WIDTH: 0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 1.7925 INCHES MINIMUM AND 1.7975 INCHES MAXIMUM IN
•
SUPPLEMENTARY FEATURES: 24 .270 DIAM HOLES AROUND
•
STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 5.590 INCHES MINIMUM AND 5.610 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INTERNAL STRAIGHT KEY WIDTH0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY1.7925 INCHES MINIMUM AND 1.7975 INCHES MAXIMUM IN
SUPPLEMENTARY FEATURES24 .270 DIAM HOLES AROUND
STYLE DESIGNATORKEY
OUTSIDE DIAMETER5.590 INCHES MINIMUM AND 5.610 INCHES MAXIMUM IN
MATERIAL THICKNESS0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
SPECIAL FEATURESNAVYI WASHER,KEY,AIRCRAFT
END ITEM IDENTIFICATIONF-18 E/F MLG
MATERIALSTEEL COMP 1551 OVERALL
INTERNAL KEY QUANTITY2
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A400502-2005?
74A400502-2005 is a WASHER,KEY.
What is the NSN for 74A400502-2005?
74A400502-2005 is cataloged in the U.S. Government catalog under NSN 5310-01-476-7017. This indicates validated use in U.S. government and defense supply chains.
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