C7984L4-11

Screw

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Description:

Thread: 1/4-28, Thread Length: 1/2"

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C7984L4-11 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.491 inches minimum and 0.511 inches maximum
Fastener Length:
1.043 inches minimum and 1.073 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.447 inches minimum and 0.507 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.250 inches
Grip Length:
0.678 inches minimum and 0.698 inches maximum
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
220000 pounds per square inch
Hardness Rating:
46.0 rockwell c minimum overall and 49.0 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 h11 overall
Material Specification:
Ams6487 assn std single material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,type 2,class 2 fed spec single treatment response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 1-1/16

Additional Information

SKU / Model: C7984L411
NSN: 5305-01-287-1920
FSC: Screws / 5305
Product Series: C7984L4
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.2095
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
C7984L4-11_Military-Fasteners-com.pdf
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