AN4H31A

Aeronautical Standard Machine Bolt

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Description:

length: 3-5/32", grip: 2-11/16", thread: 1/4-28, cadmium plated steel, undrilled shank, drilled head, AN4 series bolt

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Add to Cart Up to qty 200 ships same day if ordered before 4pm EST

AN4H31A Price:	buy now $4.50 Each
Quantity: Pre-packaged bag qty: 5 ea
* Sold in increments of 5

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AN4H31A Datasheet Features and Specification

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.468 inches minimum

Fastener Length:

3.156 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

Hole Diameter:

0.046 inches nominal

Thread Diameter:

0.250 inches

Grip Length:

2.688 inches nominal

Hole Quantity:

Hole Type:

Drilled

Features Provided:

Finished head

Thready Qty Per Inch (tpi):

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 longitudinal hole

Material:

Steel comp 4037 overall or steel comp 4130 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 8740 overall or steel comp 4140 overall

Material Specification:

Mil-b-6812 mil spec all material responses overall

Surface Treatment:

Cadmium overall 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	3-1/8

Additional Information

SKU / Model:	AN4H31A
NSN:	5306-00-638-5809
FSC:	Bolts / 5306
Product Series:	AN4H
Pack Weight (Approx.)	0.247 lb
Minimum Qty (MOQ):	5
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version AN4H31A_Military-Fasteners-com.pdf

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More AN4H machine bolts

AN4H7A

$1.02 Each, airframe bolt 1/4-28 Thread, 7/16in. Grip, 29/32in. Length drilled head undrilled shank

AN4H7

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

AN4H6A

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

AN4H66A

Fastener Length: 6-13/16", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 33/64"

AN4H60A

Fastener Length: 6-", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 15/32"

AN4H6

$1.50 Each, Length: 25/32in., grip: 5/16in., thread: 1/4-28, cadmium plated steel drilled shank drilled head

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Product code AN4H31A

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Emmaline L.

Great American company! Go Military Fasteners!

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Holly B.

Ordered on a Monday evening and arrived in New Zealand Friday afternoon. Very good prompt service and the compass was installed on the Saturday after calibration. Thanks Military Fasteners!

5.0

Brooklyn C.

Thanks Military Fasteners, you folks continue to be the best in filling orders and getting them out quickly. You are my go to source for all things aviation.

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Ed B.

Hard to find bolts are never hard to find with Military Fasteners!

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