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NAS509-4 Plain Hexagon Nut

Product Series: NAS
ECCN: EAR99
Schedule: 7318.16.0085

Manufacturer certifications are shipped with your order FREE of charge

Unit of Measure: EA

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Material

Steel comp 4130

Surface Treatment

Class 2 federal specification single treatment response type 2 qq-p-416

Thread Class

Thread Series

Unjf (fine thread with external controlled root radius)

Thread Size

0.250 inches

Bearing Surface Finish: 125.0 microinches
Bearing Surface Type: Chamfered
Drilled Hole Diameter: Between 0.045 inches and 0.050 inches
Hardness Rating: Between 34.0 rockwell c and 38.0 rockwell c
Hole Configuration Style: Configuration b
Hole Type And Quantity: 3 drilled
Material Specification: Cond f4 military specification single material response mil-s-6758
Nondefinitive Specification/std Data: 2 type
Nut Height: 0.188 inches
Nut Style: Hexagon
Thread Direction: Right-hand
Thread Qty Per Inch (tpi): 28
Width Across Flats: Between 0.428 inches and 0.440 inches