AN4C21A

Aeronautical Standard Machine Bolt

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Description:

length: 2-5/32", grip: 1-11/16", thread: 1/4-28 - corrosion resistant steel - undrilled shank

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AN4C21A Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.468 inches minimum
Fastener Length:
2.156 inches nominal
Head Style:
Hexagon
Head Height:
0.140 inches minimum and 0.172 inches maximum
Width Between Flats:
0.428 inches minimum and 0.440 inches maximum
Thread Diameter:
0.250 inches
Grip Length:
1.688 inches nominal
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
125000 pounds per square inch
Material:
Steel corrosion resisting overall
Material Specification:
Qq-s-770 fed spec single material response overall
Surface Treatment:
Passivate overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Stainless Steel
Length 2-1/8

Additional Information

SKU / Model: AN4C21A
NSN: 5306-00-156-2349
FSC: Bolts / 5306
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN4C21A_Military-Fasteners-com.pdf
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