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68A451630-2003 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

68A451630-2003: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, style_designator: KEY, material_thickness: 0.063 INCHES NOMINAL IN, end_item_identification: F-15 ACFT, criticality_code_justification: FEAT, overall_distance_including_keys: 1.770 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-240-3371, 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
68A451630-2003
NSN: 5310-01-240-3371
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
style_designatorKEY
material_thickness0.063 INCHES NOMINAL IN
end_item_identificationF-15 ACFT
criticality_code_justificationFEAT
overall_distance_including_keys1.770 INCHES NOMINAL IN
NSN5310-01-240-3371
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 68A451630-2003 · 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
•
OVERALL DISTANCE INCLUDING KEYS: 1.770 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
STYLE DESIGNATOR: KEY
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS1.770 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONFEAT
STYLE DESIGNATORKEY
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
SPECIAL FEATURESWPN SYS F-15. ITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSPECTION REQS. SUCH AS MAGNETIC PARTICLE INSP OR FLUORESCENT PENETRANT INSPECTION
END ITEM IDENTIFICATIONF-15 ACFT
MATERIALALUMINUM ALLOY 2024 OVERALL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 68A451630-2003?
68A451630-2003 is a WASHER,KEY.
What is the NSN for 68A451630-2003?
68A451630-2003 is cataloged in the U.S. Government catalog under NSN 5310-01-240-3371. 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.