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856004-01 — WASHER,SELF ALIGNING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

856004-01: WASHER,SELF ALIGNING.

The WASHER,SELF ALIGNING is a the manufacturer industrial component. Key specifications include functional_description: USED ON FUSELAGE SHROUD FITTING, end_item_identification: F-4C ACFT, general_characteristics_item_description: O.D.1.900 IN.;I.D.0.578 IN.;0.260IN.THICK;MATERIAL 4340 STEEL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-239-9006, 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
856004-01
NSN: 5310-01-239-9006
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
functional_descriptionUSED ON FUSELAGE SHROUD FITTING
end_item_identificationF-4C ACFT
general_characteristics_item_descriptionO.D.1.900 IN.;I.D.0.578 IN.;0.260IN.THICK;MATERIAL 4340 STEEL IN
NSN5310-01-239-9006
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 856004-01 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: O.D.1.900 IN.;I.D.0.578 IN.;0.260IN.THICK;MATERIAL 4340 STEEL IN
•
FUNCTIONAL DESCRIPTION: USED ON FUSELAGE SHROUD FITTING
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONO.D.1.900 IN.;I.D.0.578 IN.;0.260IN.THICK;MATERIAL 4340 STEEL IN
FUNCTIONAL DESCRIPTIONUSED ON FUSELAGE SHROUD FITTING
END ITEM IDENTIFICATIONF-4C ACFT
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 856004-01?
856004-01 is a WASHER,SELF ALIGNING.
What is the NSN for 856004-01?
856004-01 is cataloged in the U.S. Government catalog under NSN 5310-01-239-9006. This indicates validated use in U.S. government and defense supply chains.
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