AN4-31

Aeronautical Standard Machine Bolt

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Description:

length: 3-5/32", grip: 2-11/16", thread: 1/4-28, cadmium plated steel drilled shank

* Manufacturer certifications are shipped with your order FREE of charge
AN4-31
AN4-31
AN4-31
AN4-31
AN4-31
AN4-31
Add to Cart Up to qty 220 ships same day if ordered before 4pm EST
AN4-31 Price:
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$3.30 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
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AN4-31 Datasheet Features and Specification

Thread Direction:
Right-hand
Thread Length:
Between 0.438 inches and 0.515 inches
Thread Qty Per Inch (tpi):
28
Thread Diameter:
0.250 inches
Thread Class:
3a
Surface Treatment:
Cadmium or chromate
Surface Treatment Specification:
Qq-p-416 type 2 class 3 federal specification all treatment responses
Min. Tensile Strength (psi):
125000 pounds per square inch
Shank Unthreaded Hole Diameter:
0.076 inches first hole
Material Specification:
Mil-s-5626 military specification 1st material response or mil-s-6049 military specification 2nd material response or mil-s-6050 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6758 military specification 5th material response or ams 6300 assn standard 6th material response
Material:
Steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037
Head Style:
Hexagon
Head Height:
Between 0.140 inches and 0.172 inches
Grip Length:
Between 2.672 inches and 2.704 inches
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Features Provided:
Finished head
Length:
Between 3.142 inches and 3.187 inches
Distance From Head Largest Surface To Shank Hole Center:
3.00 inches first hole
Thread Series Designator:
Unf (fine thread)
Width Between Flats:
Between 0.428 inches and 0.440 inches
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: AN431
NSN: 5306-00-622-1823
FSC: Bolts / 5306
Product Series: AN4
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN4-31_Military-Fasteners-com.pdf
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AN4H7A

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AN4H7

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AN4H6A

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AN4H60A

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AN4H6

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Product Image Gallery

Product code AN4-31
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AN4-31

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Great value for your dollar. Delivery was even quicker than what was quoted. I recommend this company for all of your industrial fastener needs

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I have been a regular customer of military fasteners since 2018. I have always been satisfied with my purchases and quality of product.

5.0

In the long time that I have used Military Fasteners to provide materials and equipment in the building of two airplanes, I have yet to have a bad experience. Keep up the good work!

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Devin provided quick and efficient shipping!

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