Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-418-3945 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: 5251219004, 525-121-9004, 5310-01-418-3945, 01-418-3945, 5310014183945, 014183945

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 25 AUG 1995 01-418-3945

Drawings & Photos | NSN 5310-01-418-3945


Cross Reference | NSN 5310-01-418-3945

Part Number Cage Code Manufacturer
525-121-9004 99193 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 5310-01-418-3945

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 1.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS 1.50
THREAD CLASS 3B
THREAD TOLERANCE CLASS 6H INTERNAL
THREAD PITCH DIAMETERS 0.3554 TO 0.3624 INCHES
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT SILVER OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 0.415 INCHES NOMINAL
OVERALL HEIGHT 0.300 INCHES NOMINAL
WASHER THICKNESS 0.056 INCHES NOMINAL
WIDTH ACROSS FLATS 0.348 INCHES NOMINAL
LOCKING FEATURE FREE-RUNNING ALL METAL DESIGN
TEMP RATING NOT RATED
III END ITEM IDENTIFICATION HU-25 COAST GUARD AIRCRAFT
MANUFACTURERS CODE 99193
DESIGN CONTROL REFERENCE 525-121-9004

Restrictions/Controls & Freight Information | NSN 5310-01-418-3945

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:SItem contains silver
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information