NAS589-31

Screw

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Description:

Fastener Length: 2-55/64", Thread: 1/2-18, Thread Length: 59/64"

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NAS589-31 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.881 inches minimum and 0.931 inches maximum
Fastener Length:
2.829 inches minimum and 2.859 inches maximum
Head Style:
Flat countersunk
Head Diameter:
1.071 inches minimum and 1.141 inches maximum
Grip Diameter:
0.5605 inches minimum and 0.5615 inches maximum
Internal Drive Style:
High-torque
Thread Diameter:
0.562 inches
Grip Length:
1.928 inches minimum and 1.948 inches maximum
Thready Qty Per Inch (tpi):
18
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c minimum overall and 40.0 rockwell c maximum overall
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Steel comp 4140 overall or steel comp e4340 overall or steel comp 6150 overall or steel comp 8735 overall or steel comp 8740 overall
Material Specification:
Mil-s-5626 mil spec 1st material response overall or mil-s-5000 mil spec 2nd material response overall or mil-s-8503 mil spec 3rd material response overall or mil-s-6098 mil spec 4th material response overall or mil-s-6049 mil spec 5th material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator:
Unf
Specification Data:
80205-nas589 professional/industrial association standard
Quick Specs
Thread Size 1/2
Thread Qty 18
Material Steel
Length 2-55/64

Additional Information

SKU / Model: NAS58931
NSN: 5305-00-367-4553
FSC: Screws / 5305
Product Series: NAS589
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS589-31_Military-Fasteners-com.pdf
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