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74A400967-2003 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A400967-2003: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_diameter: 0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN, outside_diameter: 0.500 INCHES NOMINAL IN, style_designator: RECTANGULAR KEY, material_thickness: 0.063 INCHES NOMINAL IN, external_prebent_key_width: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-476-9912, 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
74A400967-2003
NSN: 5310-01-476-9912
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
hole_diameter0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
outside_diameter0.500 INCHES NOMINAL IN
style_designatorRECTANGULAR KEY
material_thickness0.063 INCHES NOMINAL IN
external_prebent_key_width0.250 INCHES NOMINAL IN
distance_from_centerline_to_end_of_longest_key0.855 INCHES NOMINAL IN
NSN5310-01-476-9912
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A400967-2003 · 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 END OF LONGEST KEY: 0.855 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR KEY
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
EXTERNAL PREBENT KEY WIDTH: 0.250 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4130 OVERALL
•
HOLE DIAMETER: 0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM CENTERLINE TO END OF LONGEST KEY0.855 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR KEY
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
EXTERNAL PREBENT KEY WIDTH0.250 INCHES NOMINAL IN
MATERIALSTEEL COMP 4130 OVERALL
HOLE DIAMETER0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
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 74A400967-2003?
74A400967-2003 is a WASHER,KEY.
What is the NSN for 74A400967-2003?
74A400967-2003 is cataloged in the U.S. Government catalog under NSN 5310-01-476-9912. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.