AN520-6R4

Aeronautical Standard Screw

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Description:

Fastener Length: 7/32", Thread: 6-40, Thread Length: 13/64"

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AN520-6R4 Datasheet Features and Specification

Thread Class:
2a
Thread Direction:
Right-hand
Thread Length:
0.200 inches minimum and 0.250 inches maximum
Fastener Length:
0.219 inches minimum and 0.250 inches maximum
Head Style:
Round
Head Diameter:
0.240 inches minimum and 0.260 inches maximum
Head Height:
0.103 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.138 inches
Thready Qty Per Inch (tpi):
40
Min. Tensile Strength (psi):
55000 pounds per square inch
Screw Material:
Steel or steel comp 1010
Screw Material Specification:
Qq-s-630 fed spec 2nd material response or qq-s-631 fed spec 2nd material response or qq-s-634 fed spec 2nd material response
Screw Surface Treatment:
Cadmium
Screw Surface Treatment Specification:
Qq-p-416,ty 1,cl 3 fed spec single treatment response
Thread Series Designator:
Unf
Departure From Cited Designator:
As modified by internal drive styl and internal drive location
Quick Specs
Thread Size 6
Thread Qty 40
Material Steel
Length 1/4

Additional Information

SKU / Model: AN5206R4
NSN: 5305-00-151-1242
FSC: Screws / 5305
Product Series: AN520
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 95 EA
Schedule B: 7318.15.4000
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN520-6R4_Military-Fasteners-com.pdf
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