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ECN CS-81524 PC84L1 — NUT,SPECIAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ECN CS-81524 PC84L1: NUT,SPECIAL.

The NUT,SPECIAL is a the manufacturer industrial component. Key specifications include end_item_identification: MATERIAL-NI-CU-AL; LENGTH-4 3/4IN; DIA.-3 7/16IN IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-276-3913, 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
ECN CS-81524 PC84L1
NSN: 5310-01-276-3913
FSC: 5310 — Nuts and Washers
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
end_item_identificationMATERIAL-NI-CU-AL; LENGTH-4 3/4IN; DIA.-3 7/16IN IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN5310-01-276-3913
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ECN CS-81524 PC84L1 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONMATERIAL-NI-CU-AL; LENGTH-4 3/4IN; DIA.-3 7/16IN IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
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
ECN CS-81524 PC84Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 ECN CS-81524 PC84L1?
ECN CS-81524 PC84L1 is a NUT,SPECIAL.
What parts can replace ECN CS-81524 PC84L1?
There is 1 known substitute for ECN CS-81524 PC84L1: ECN CS-81524 PC84. Substitute compatibility should be verified for your specific system.
What is the NSN for ECN CS-81524 PC84L1?
ECN CS-81524 PC84L1 is cataloged in the U.S. Government catalog under NSN 5310-01-276-3913. 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.