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NAS514P440-5 National Aeronautical Standard Machine Screw

Length: 5/16", thread: 4-40, full thread, philips recess, alloy steel cad I plated, NAS514 series screw

Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Available Quantity: 1500

NAS514P440-5 Price: $0.15 /Each
* Sold in increments of 100

NAS514P440-5 Spec.

Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Fastener Length:
Between 0.281 inches and 0.312 inches
Hardness Rating:
Between 26.0 rockwell c and 32.0 rockwell c
Head Diameter:
Between 0.183 inches and 0.225 inches
Head Style:
Flat countersunk
Min. Tensile Strength (psi):
125000 pounds per square inch
Thread Diameter:
0.112 inches
Internal Drive Style:
Cross recess type 1
Screw Material Specification:
Mil-s-6050 military specification single material response or an-s-9 military standard single material response
Screw Surface Treatment Specification:
Cl 3 federal specification single treatment response type 1 qq-p-416
Screw Surface Treatment:
Screw Material:
Steel comp 8630
Thread Class:
Thread Direction:
Thread Length:
0.312 inches
Thready Qty Per Inch (tpi):
Thread Series Designator:
Unc (coarse thread)

Additional Information NAS514P440 5

Found In: NAS Series Screws
Gov. Issued Name: Screw, Machine
NSN: 5305-00-551-0002
FSC: Screws / 5305
Schedule B: 7318.15.2000, Bolts and bolts and their nuts or washers exported in the same shipment
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
PDF: NAS514P440-5 Spec.pdf