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4076423 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4076423: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 321 OVERALL, special_features: USE ON F100PW0229 ENGINE, style_designator: EXTERNAL AND INTERNAL PRE-BENT KEYS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-323-3348, 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
4076423
NSN: 5310-01-323-3348
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 321 OVERALL
special_featuresUSE ON F100PW0229 ENGINE
style_designatorEXTERNAL AND INTERNAL PRE-BENT KEYS
NSN5310-01-323-3348
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4076423 · 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
•
STYLE DESIGNATOR: EXTERNAL AND INTERNAL PRE-BENT KEYS
•
MATERIAL: STEEL COMP 321 OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATOREXTERNAL AND INTERNAL PRE-BENT KEYS
SPECIAL FEATURESUSE ON F100PW0229 ENGINE
MATERIALSTEEL COMP 321 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 1
5310PL0787411Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4076423?
4076423 is a WASHER,KEY.
What parts can replace 4076423?
There is 1 known substitute for 4076423: 5310PL0787411. Substitute compatibility should be verified for your specific system.
What is the NSN for 4076423?
4076423 is cataloged in the U.S. Government catalog under NSN 5310-01-323-3348. This indicates validated use in U.S. government and defense supply chains.
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