NAS334A31

Bolt

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Description:

Fastener Length: 3-3/16", Thread: 1/4-28, Head Width: 5/32", Thread Length: 1/2"

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NAS334A31 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.443 inches minimum and 0.510 inches maximum
Fastener Length:
3.141 inches minimum and 3.188 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.497 inches minimum and 0.507 inches maximum
Grip Diameter:
0.2487 inches minimum and 0.2492 inches maximum
Internal Drive Style:
Hexagon
Thread Diameter:
0.250 inches
Grip Length:
2.678 inches minimum and 2.698 inches maximum
Width Across Flats:
0.157 inches minimum and 0.159 inches maximum
Thready Qty Per Inch (tpi):
28
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
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
Thread Series Designator:
Unf
Specification Data:
80205-nas334 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 3-3/16

Additional Information

SKU / Model: NAS334A31
NSN: 5305-00-149-9951
FSC: Screws / 5305
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
NAS334A31_Military-Fasteners-com.pdf
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More close tolerance bolts

NAS334A5

Fastener Length: 21/32", Thread: 1/4-28, Head Width: 5/32", Thread Length: 15/32"

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