Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-257-6938 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: VN465NP098, 5310-01-257-6938, 01-257-6938, 5310012576938, 012576938

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 23 JUN 1987 01-257-6938

Drawings & Photos | NSN 5310-01-257-6938


Cross Reference | NSN 5310-01-257-6938

Part Number Cage Code Manufacturer
VN465NP098 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5310-01-257-6938

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.5625 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 0.958 INCHES MINIMUM AND 0.968 INCHES MAXIMUM
OVERALL HEIGHT 0.615 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
WASHER THICKNESS 0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM
LOCKING FEATURE ANY ACCEPTABLE
TEMP RATING 1200.0 DEG FAHRENHEIT NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-01-257-6938

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