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1/6/2011 7:20:39 PM EDT
Anybody have a recipe for subsonic 223? Trying to make the rifle sounds as quiet as possible.





The supersonic crack rather defeats the function of the suppressor.

 
1/6/2011 7:46:09 PM EDT
[#1]
Hodgdon has data on their site.

Not legal here, so I know nothing....
1/7/2011 6:13:28 AM EDT
[#2]
EDIT: You are in WA state. Can't help with your question as suppressor use is not lawful in your state.

jonblack
1/7/2011 6:16:54 AM EDT
[#3]
Double Tap

jonblack

1/7/2011 7:32:25 AM EDT
[#4]
Try cci standard velocity .22lr  

TXL
1/7/2011 7:59:58 AM EDT
[#5]
Im working with a guy loading bluedot in. 223 for suppressor use. Were at 11.5 grains with good results. He wants it slower so Im working up some more lighter loads.
Supressors are a no-no except selected law enforcement members ;-S

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Edit for fat fingers on a cell phone
1/7/2011 8:27:36 AM EDT
[#6]
5.0 grains of trailboss
60 grain sp
Winchester case
cci 400 primer

1050 fps out of a 16" mid gas

I tried 4 grains and got a squib. Trailboss is dirty so be sure to clean your gun after, and I always run a few full power loads threw the can before i take it off to blow it out. It may not do anything but makes me feel good.
1/7/2011 1:06:10 PM EDT
[#7]



Quoted:


EDIT: You are in WA state. Can't help with your question as suppressor use is not lawful in your state.



jonblack
The use of a suppressor may not be lawful, but owning one is, and Oregon and Idaho are just a short jont down the road. Plenty of us own suppressors and use them perfectly legally in our neighboring states.





 
1/7/2011 4:24:28 PM EDT
[#8]
Have used 4 grains of Trail Boss in a 16" bbl and got 1198 fps.  Tried lighter loads and got squibs until I used small rifle magnum primers. Haven't spent a lot of time working on this and will probably do some more work with Trail Boss and SR 4759 when the weather gets warmer.
1/7/2011 5:44:24 PM EDT
[#9]
Quoted:

Quoted:
EDIT: You are in WA state. Can't help with your question as suppressor use is not lawful in your state.

jonblack
The use of a suppressor may not be lawful, but owning one is, and Oregon and Idaho are just a short jont down the road. Plenty of us own suppressors and use them perfectly legally in our neighboring states.

 


Your point is duly noted.

jonblack
1/7/2011 6:57:51 PM EDT
[#10]
Quoted:
Have used 4 grains of Trail Boss in a 16" bbl and got 1198 fps.  Tried lighter loads and got squibs until I used small rifle magnum primers. Haven't spent a lot of time working on this and will probably do some more work with Trail Boss and SR 4759 when the weather gets warmer.


4 grs and you got 1198 fps? Useing what bullet?
1/7/2011 9:22:31 PM EDT
[#11]
4 grns of Trail Boss
No idea on the speed but feels and sounds like a .22!

Amazingly accurate at 50 and 100 yards.  Not surprisingly you have to manually cycle it…

1/8/2011 3:24:36 AM EDT
[#12]
I loaded up some last weekend using Hodgdon's load data and they were awesome.  I shot a few without the can just to make sure they were exiting the barrel and were stable when hitting a paper target at 25 yards.  I was using a 16" barrel.

bullet:  Hornady 55gr FMJBT
powder:  4.0gr Trailboss
case:  LC
primer:  Winchester SR
COAL: 2.200
1/8/2011 5:37:51 AM EDT
[#13]
Quoted:
Quoted:
Have used 4 grains of Trail Boss in a 16" bbl and got 1198 fps.  Tried lighter loads and got squibs until I used small rifle magnum primers. Haven't spent a lot of time working on this and will probably do some more work with Trail Boss and SR 4759 when the weather gets warmer.


4 grs and you got 1198 fps? Useing what bullet?


It was a Hornady 55 gr FMJ as that was all I had on hand at the time.  Will be working with some Midsouth 55 gr HPs, 55 and 60 gr V-max on the next go round.  Looking for quiet with an expanidng bullet.  While it has to be weighed for each load, I think SR 4759 is a better choice to use because it seemed to be cleaner burning.  May give Blue Dot a try too. Have a new 20" upper that the suppressor can be used on and am curious to see what differences there are with an extra 4" of barrel.
1/12/2011 8:22:06 AM EDT
[#14]
Thanks all, I'll try the recipe and see how it goes.
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