MS14144L8 Military Standard Self-locking extended washer nut

Description:
Thread: 1/2-20, self-locking nut - lightweight, cadmium plated, dry film lubricant, 450°, f

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Bearing Surface Finish:

125.0 microinches

Criticality Code Justification:

Feat

Material:

Steel

Thread Size:

0.500 inches

Nut Style:

Slotted hexagon

Overall Height:

Between 0.548 inches and 0.578 inches

Locking Feature:

Prevailing torque all metal design

Lubrication:

Dry film lubricant

Special Features:

Flightsafety critical aircraft part

Washer Outside Diameter:

0.770 inches

Washer Thickness:

0.070 inches

Width Across Flats:

Between 0.554 inches and 0.566 inches

Surface Treatment Specification:

Qq-p-416 federal specification single treatment response

Surface Treatment:

Cadmium

Tempurature Rating:

450.0 degrees fahrenheit

Thread Class:

Thread Direction:

Right-hand

Thready Qty Per Inch (tpi):

Thread Series:

Unjf (fine thread with external controlled root radius)

Found In:	MS Series Nuts
Gov. Issued Name:	Self Locking Extended Washer Nut
NSN:	5310-01-057-3109
FSC:	Nuts and Washers / 5310
Schedule B:	7318.16.0000, Nuts of iron or steel
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
PDF:	MS14144L8 Spec.pdf