Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-286-0090 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: ST3M5726, ST3M572-6, 74091624, 74091-624, 5310-00-286-0090, 00-286-0090, 5310002860090, 002860090

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 05 SEP 1973 00-286-0090

Drawings & Photos | NSN 5310-00-286-0090


Demand History | NSN 5310-00-286-0090

Part Number Request Date QTY Origin
5310-00-286-0090 2010-03-85 20 United States

Cross Reference | NSN 5310-00-286-0090

Part Number Cage Code Manufacturer
74091-624 50392 SPS TECHNOLOGIES INC
74091-624 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
ST3M572-6 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5310-00-286-0090

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL NICKEL ALLOY 718 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5662 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5663 ASSN STD 1ST MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 0.631 INCHES MAXIMUM
OVERALL HEIGHT 0.375 INCHES MAXIMUM
WASHER THICKNESS 0.060 INCHES MINIMUM
WIDTH ACROSS FLATS 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE ANY ACCEPTABLE NUT
LUBRICATION DRY FILM LUBRICANT
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-00-286-0090

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.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information