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Technical Data Sheet

845-4558718 ITEM 42 — Technical Data Sheet

✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include end_item_identification: OPERATOR,LOT HATCH, criticality_code_justification: ZZZW, part_name_assigned_by_controlling_agency: (INAVY)NUT,HEX,SLFLKG. This part is cataloged in the Federal Logistics Information System under NSN 5310-01-540-9579, 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
845-4558718 ITEM 42
NSN: 5310-01-540-9579
FSC: 5310
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
end_item_identificationOPERATOR,LOT HATCH
criticality_code_justificationZZZW
part_name_assigned_by_controlling_agency(INAVY)NUT,HEX,SLFLKG
NSN5310-01-540-9579
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 845-4558718 ITEM 42 · 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: ZZZW
•
DEPARTURE FROM CITED DOCUMENT: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONOPERATOR,LOT HATCH
CRITICALITY CODE JUSTIFICATIONZZZW
PART NAME ASSIGNED BY CONTROLLING AGENCY(INAVY)NUT,HEX,SLFLKG
DEPARTURE FROM CITED DOCUMENTMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
H861-1506-15InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
111-5486615 ITEM 21InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2633-561-01 PC 219-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
H692-1802-39L1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
566-6405739 FIND SDGD B37L1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
566-6405739 FIND SDGD B37InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-4558718 ITEM 42?
845-4558718 ITEM 42 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 845-4558718 ITEM 42?
There are 23 known substitutes for 845-4558718 ITEM 42: H861-1506-15, 111-5486615 ITEM 21, 2633-561-01 PC 219-2 and 20 more. Substitute compatibility should be verified for your specific system.
Is 845-4558718 ITEM 42 still available?
845-4558718 ITEM 42 is currently cancelled.
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