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Recessed Head Body Bolts

Posted: Tue Aug 10, 2010 4:47 pm
by Hassie
Where can I locate the recessed head body bolts for my M38A1??
Thanks,
Don

Posted: Tue Aug 10, 2010 11:20 pm
by m38olddog
I got mine from John Bizal at Midwest Military. He's been a great help with all sorts of parts for my A1.
http://www.midwestmil.com/index.html

Bolts

Posted: Wed Aug 11, 2010 11:51 am
by ocwd
What are recessed head body bolts?

Posted: Wed Aug 11, 2010 12:13 pm
by Hassie
They are a hex head bolt with a round lip depressed on top. Somewhat like a auto body bolt.

Posted: Wed Aug 11, 2010 11:39 pm
by wesk
The M38A1 hood hinge bolts below are a good example of a "recessed head" bolt.

Image

Bolts

Posted: Thu Aug 12, 2010 8:43 am
by ocwd
Ah, I just wanted to know if it was the same type of bolts that I am looking for. I did not know that MWM had original Willys bolts in stock. I am guessing that you would have to have the part number in hand for each bolt before contacting him. What was the time frame that Willys used this style bolt? Were they also used on the CJ3 and CJ5?

Posted: Thu Aug 12, 2010 8:50 am
by Hassie
MWM only has the 1/4" floor bolts in stock when I called John. :(

Posted: Thu Aug 12, 2010 10:47 am
by wesk
You may find occasionally a NOS bag of these bolts but both Willys/Kaiser and the Army let out contracts to many different contractors for the same spec bolt.

Most vendors today carry replacements from current hardware manufacturers.

Here's a good example of what is available from hardware suppliers:
http://www.smithfast.com/hexheadms.html

Image
Regular recessed head

Image
Washer recessed head.

http://www.mrgusa.com/fasindex.htm

Posted: Fri Aug 13, 2010 9:52 pm
by Cacti_Ken
Floor pan bolt....The washer on the resessed head bolt MWM has isn't the same diameter as the original willys floor pan bolts. It is smaller. Or that is, on the ones he sent me. Not particularly original.

Ditto

Posted: Mon Aug 16, 2010 7:13 am
by rdsar2k
I agree. MWM bolts have correct head but small washer (bought some). I also bought some from AJP and discussed this with George. since the bolt is correct you can remove the washer and use standard washers from the hardware store the give the correct appearance. AJP sells the same bolts as MWM. There are locations where the small washer is correct in bolting up accessories. Gotta read that parts manual and research part numbers.
This all becomes a question of how far do you want to go in correctness.

Posted: Mon Aug 16, 2010 9:22 am
by Cacti_Ken
Have you found the same original washer in a hardware store?

Hardware

Posted: Mon Aug 16, 2010 10:07 am
by rdsar2k
I have. It is a standard washer in the bulk bins at the hardware store. 1/4" ID 5/8" OD. They do not have internal teeth but you can't see the teeth on the correct bolt when it is installed. This is an appearance thing. If you were worried about the finished product backing out use locktight (I would use the lowest torque version).

Posted: Mon Aug 16, 2010 10:55 am
by Cacti_Ken
Thanks, I'll check it out next time I go.

indented hex head cap screws

Posted: Mon Aug 23, 2010 7:25 am
by TomM
Take a look at the Totally Stainless catalog - page 95 - Indented Hex Head Cap Screws. http://www.totallystainless.com/totally.html
If you are going to paint the fasteners, going stainless may be a way to get the original look.

Tom