AN174H12

Aeronautical Standard Close Tolerance Bolt

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Description:

length: 1-9/32", grip: 13/16", thread: 1/4-28, cadmium plated steel drilled shank - drilled head

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AN174H12 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.437 inches minimum and 0.516 inches maximum
Fastener Length:
1.265 inches minimum and 1.312 inches maximum
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
Hole Diameter:
0.046 inches minimum and 0.056 inches maximum
Grip Diameter:
0.2487 inches minimum and 0.2492 inches maximum
Shank Unthreaded Hole Diameter:
0.076 inches minimum first hole and 0.086 inches maximum first hole
Thread Diameter:
0.250 inches
Grip Length:
0.796 inches minimum and 0.828 inches maximum
Hole Quantity:
1
Hole Type:
Drilled
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
26.0 rockwell c minimum overall and 32.0 rockwell c maximum overall
Hole Configuration Style:
Hexagon flats
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.124 inches nominal first hole
Surface Finish:
63.0 microinches bearing surface of head
Surface Finish:
63.0 microinches grip
Material:
Steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4130 overall or steel comp 4037 overall
Material:
Steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment:
Cadmium and chromate overall
Surface Treatment Specification:
Qq-p-416 type 2 class 3 fed spec single treatment response overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 1-5/16

Additional Information

SKU / Model: AN174H12
NSN: 5306-00-145-7659
FSC: Bolts / 5306
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN174H12_Military-Fasteners-com.pdf
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More close tolerance bolts

AN174H7A

$1.26 Each, Length: 29/32in., grip: 7/16in., thread: 1/4-28, cadmium plated steel undrilled shank drilled head

AN174H7

Fastener Length: 7/8", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 7/16"

AN174H6A

length: 25/32", grip: 5/16", thread: 1/4-28, cadmium plated steel undrilled shank - drilled head"

AN174H5A

length: 21/32", grip: 3/16", thread: 1/4-28, cadmium plated steel undrilled shank - drilled head

AN174H47A

Fastener Length: 4-15/16", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 1/2"

AN174H46

Fastener Length: 4-3/4", Hole Diameter: 1/16", Thread: 1/4-28, Thread Length: 15/32"

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