NAS1581F5T8

Bolt

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Description:

Fastener Length: 0-63/64", Thread: 1/4-24, Thread Length: 33/64"

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NAS1581F5T8 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.476 inches minimum and 0.526 inches maximum
Fastener Length:
0.986 inches minimum and 1.016 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.429 inches minimum and 0.479 inches maximum
Grip Diameter:
0.3110 inches minimum and 0.3120 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.312 inches
Grip Length:
0.490 inches minimum and 0.510 inches maximum
Thready Qty Per Inch (tpi):
24
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:
100.0 degrees nominal
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
Surface Treatment:
Cadmium overall and chromate overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1581 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 24
Material Steel
Length 0-63/64

Additional Information

SKU / Model: NAS1581F5T8
NSN: 5305-01-058-0750
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1581F5T8_Military-Fasteners-com.pdf
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