AN4H20A

Aeronautical Standard Machine Bolt

email this to someone

Description:

length: 2-1/32", grip: 1-9/16", thread: 1/4-28, cadmium plated steel undrilled shank, drilled head

* Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Up to qty 240 ships same day if ordered before 4pm EST

AN4H20A Price:	buy now $2.35 Each
Quantity: Pre-packaged bag qty: 20 ea
* Sold in increments of 20

Add item to quote

AN4H20A Datasheet Features and Specification

Thread Series Designator:

Unf (fine thread)

Thread Qty Per Inch (tpi):

Thread Diameter:

0.250 inches

Thread Direction:

Right-hand

Thread Length:

0.469 inches

Thread Class:

Surface Treatment:

Cadmium and chromate

Surface Treatment Specification:

Class 3 federal specification all treatment responses type 2 qq-p-416

Min. Tensile Strength (psi):

125000 pounds per square inch

Material Specification:

Mil-b-6812 military specification all material responses

Material:

Steel

Hole Type:

Drilled

Hole Diameter:

0.046 inches

Hole Quantity:

Head Style:

Hexagon

Hole Configuration Style:

Hexagon flats

Head Height:

Between 0.140 inches and 0.172 inches

Hardness Rating:

26.0 rockwell c and 32.0 rockwell c

Grip Length:

1.562 inches

Features Provided:

Finished head

Fastener Length:

2.031 inches

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:	AN4H20A
NSN:	5306-00-182-1966
FSC:	Bolts / 5306
Product Series:	AN4H
Pack Weight (Approx.)	0.000 lb
Minimum Qty (MOQ):	20
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version AN4H20A_Military-Fasteners-com.pdf

* report an issue on this page

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

Product Image Gallery

Product code AN4H20A

Have a question

If you require a quote on this or any product please visit our quote request page »

Browse our frequently asked questions page.

You may contact us by phone at +1 (904) 543-6395 or email us using our contact form.

Our hours of operation are 8:00am - 6:00pm EST

Customer Reviews

View our Google profile

Jared C.

I have been satisfied overall with the service I get from Military Fasteners. I have never had an issue with any of my orders, they have been prompt and fulfilled error free.

5.0

Gordon M.

Excellent selection of aircraft items and prices. Have never had bad service and delivery is always prompt. I will always be a loyal customer. Thanks for being a part of my aviation needs.

5.0

Malani W.

I have been using Military Fasteners and have always had great service. Just this week I realized late in the day that we needed another part and I was able to add it to the order I had placed that morning. Being a small FBO on a shoestring budget that saved shipping cost and potential delays. Thanks Military Fasteners.

5.0

Murphy O.

You did great. Very friendly efficient staff helped out. Products exactly what I needed.

4.0