NAS1801-4-7

Machine Screw

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Description:

length: 7/16", thread: 1/4-28, hex head screw, cruciform recess, full thread, alloy steel

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NAS1801-4-7 Price:
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$0.56 Each
Quantity:
Pre-packaged bag qty: 50 ea
* Sold in increments of 50
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NAS1801-4-7 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.287 inches minimum and 0.437 inches maximum
Fastener Length:
0.422 inches minimum and 0.469 inches maximum
Head Style:
Hexagon
Head Height:
0.125 inches minimum and 0.140 inches maximum
Width Between Flats:
0.367 inches minimum and 0.376 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c minimum and 40.0 rockwell c maximum
Screw Material:
Steel comp e4340 or steel comp 8740
Screw Material Specification:
Mil-s-5000 mil spec 1st material response or mil-s-6047 mil spec 2nd material response or ams 6322 assn std 2nd material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416,type 2 cl 2 fed spec single treatment response
Thread Series Designator:
Unjf
Specification Data:
80205-nas1801 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 15/32

Additional Information

SKU / Model: NAS180147
NSN: 5305-01-189-7414
FSC: Screws / 5305
Product Series: NAS1801-4
Pack Weight (Approx.) 0.454 lb
Minimum Qty (MOQ): 50
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1801-4-7_Military-Fasteners-com.pdf
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