AN178-26

Aeronautical Standard Close Tolerance Bolt

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Description:

length: 2-27/32", grip: 2-1/16", thread: 1/2-20, cadmium plated steel, drilled shank

* Manufacturer certifications are shipped with your order FREE of charge
AN178-26
AN178-26
AN178-26
AN178-26
AN178-26
AN178-26
Add to Cart Up to qty 10 ships same day if ordered before 4pm EST
AN178-26 Price:
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$54.05 Each
Quantity:
Pre-packaged bag qty: 1 ea
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AN178-26 Datasheet Features and Specification

Thread Series Designator:
Unf (fine thread)
Thread Length:
0.782 inches
Thread Qty Per Inch (tpi):
20
Thread Direction:
Right-hand
Thread Class:
3a
Thread Diameter:
0.500 inches
Min. Tensile Strength (psi):
125000 pounds per square inch
Shank Unthreaded Hole Diameter:
0.106 inches first hole
Surface Finish:
63.0 microinches grip
Surface Finish:
63.0 microinches surface of head
Surface Treatment:
Cadmium and chromate
Surface Treatment Specification:
Class 3 federal specification all treatment responses type 2 qq-p-416
Material:
Steel comp
Material Specification:
Mil-s-6049 military specification 1st material response or mil-s-6050 military specification 2nd material response or mil-s-6098 military specification 3rd material response or mil-s-5626 military specification 4th material response or mil-s-6758 military specification 5th material response or ams 6300 assn standard 6th material response
Head Style:
Hexagon
Head Height:
Between 0.265 inches and 0.297 inches
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Grip Length:
2.062 inches
Grip Diameter:
Between 0.4986 inches and 0.4991 inches
Fastener Length:
2.844 inches
Distance From Head Largest Surface To Shank Hole Center:
2.671 inches first hole
Width Between Flats:
Between 0.740 inches and 0.752 inches
Quick Specs
Thread Size 1/2
Thread Qty 20
Thread Series UNF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: AN17826
NSN: 5306-00-180-0328
FSC: Bolts / 5306
Product Series: AN178
Pack Weight (Approx.) 0.195 lb
Minimum Qty (MOQ): 1
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN178-26_Military-Fasteners-com.pdf
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More AN178 close tolerance bolts

AN178H27

Fastener Length: 2-63/64in., Hole Diameter: 1/16in., Thread: 1/2-20, Thread Length: 53/64in.

AN178H24

Fastener Length: 2-19/32", Hole Diameter: 1/16", Thread: 1/2-20, Thread Length: 25/32"

AN178-55

Fastener Length: 5-3/4", Thread: 1/2-20, Thread Length: 53/64"

AN178-40

Fastener Length: 4-3/32in., Thread: 1/2-20, Thread Length: 25/32in.

AN178-22A

$16.20 Each, Length: 2-11/32in., grip: 1-9/16in., thread: 1/2-20, cadmium plated steel undrilled shank

AN178-11

Fastener Length: 1-1/4", Thread: 1/2-20, Thread Length: 53/64"

Product Image Gallery

Product code AN178-26
AN178-26
AN178-26
AN178-26
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AN178-26

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The products sent allowed the repair to be completed in a timely manner. Thank you for Military Fasteners being there and having parts available to allow our vintage aircraft to continue flight.

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