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AN174-12 Army-Navy Standard Close Tolerance Bolt

Length: 1-9/32", Grip: 13/16", Thread: 1/4-28, cadmium plated steel, drilled shank, AN174 series bolt

Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Available Quantity: 400

AN174-12 Price: $1.15 /Each
* Sold in increments of 25

AN174-12 Spec.

Distance From Head Largest Bearing Surface To Shank Hole Center:
1.124 inches first hole
Fastener Length:
Between 1.265 inches and 1.312 inches
Grip Diameter:
Between 0.2487 inches and 0.2492 inches
Grip Length:
Between 0.796 inches and 0.828 inches
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Head Height:
Between 0.140 inches and 0.172 inches
Head Style:
Hole Configuration Style:
Hexagon flats
Hole Diameter:
Between 0.046 inches and 0.056 inches
Hole Quantity:
Hole Type:
Steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037
Min. Tensile Strength (psi):
125000 pounds per square inch
Thread Diameter:
0.250 inches
Shank Unthreaded Hole Diameter:
0.076 inches first hole and 0.086 inches first hole
Width Between Flats:
Between 0.428 inches and 0.440 inches
Surface Finish:
63.0 microinches bearing surface of head
Surface Finish:
63.0 microinches grip
Surface Treatment Specification:
Qq-p-416 type 2 class 3 federal specification single treatment response
Surface Treatment:
Cadmium and chromate
Thread Class:
Thread Direction:
Thread Length:
Between 0.437 inches and 0.516 inches
Thready Qty Per Inch (tpi):
Thread Series Designator:
Unf (fine thread)

Additional Information AN174 12

Found In: AN Series Bolts
Gov. Issued Name: Bolt, Close Tolerance
NSN: 5306-00-145-7659
FSC: Bolts / 5306
Schedule B: 7318.15.8085
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
PDF: AN174-12 Spec.pdf