New 10" barrel, bullet stability problems

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New 10" barrel, bullet stability problems

snipecatcher New 10" barrel, bullet... 01-22-2011, 12:01 PM

Hoser Verify that is actually an 8... 01-22-2011, 12:42 PM

amafrank First thing is to check the... 01-22-2011, 12:49 PM

snipecatcher I verified that it was an 8... 01-22-2011, 02:48 PM

N310toN170 I'd move to a slower powder... 01-22-2011, 05:42 PM

snipecatcher I'm sending it off to have... 01-22-2011, 06:00 PM

Expatriot Those are definately unstable... 02-02-2011, 01:51 AM

snipecatcher I just got my barrel back and... 02-02-2011, 09:59 AM

snipecatcher Braved the 33 degree temps... 02-02-2011, 09:38 PM

snipecatcher more progress 02-04-2011, 07:00 PM

snipecatcher Results of today's shooting... 02-05-2011, 08:39 PM

TCCrewchief76 I'm wondering what kind of... 02-05-2011, 10:30 PM

snipecatcher Yeah, I was thinking the same... 02-06-2011, 12:07 AM

Titleiiredneck This may have been asked... 02-06-2011, 02:42 AM

snipecatcher It's threaded 1/2x28, the... 02-06-2011, 11:05 AM

snipecatcher Well I've finally found a... 02-06-2011, 07:00 PM

Hoser Im thinking it isnt an 8... 02-06-2011, 11:35 PM

TCCrewchief76 I was just gonna recommend... 02-07-2011, 01:07 AM

Titleiiredneck Quick question, ya think it... 02-07-2011, 01:48 AM

snipecatcher Interesting. That thought... 02-07-2011, 12:10 PM

amafrank I don't think the thread... 02-07-2011, 02:17 PM

snipecatcher I did try measuring the twist... 02-07-2011, 03:06 PM

TCCrewchief76 OK, I'm confused. How is... 02-07-2011, 04:01 PM

snipecatcher Good idea. I did it that... 02-07-2011, 08:37 PM

Alleycat Are you shooting it with the... 02-07-2011, 09:54 PM

amafrank I don't think the thread... 02-07-2011, 10:40 PM

snipecatcher I don't have a thread... 02-07-2011, 11:07 PM

rumlover did you ever borescope the... 02-08-2011, 09:45 AM

More replies below current depth...

mavrick It might be worth a shot I... 02-07-2011, 01:21 AM

i8asquirrel what distance are yoiu firing... 02-11-2011, 09:46 AM

snipecatcher I've tried a fairly... 02-11-2011, 12:29 PM

TCCrewchief76 What does the resistance feel... 02-11-2011, 06:40 PM

Hoser By any chance were both these... 02-12-2011, 05:59 PM

snipecatcher Different twist rates, so no.... 02-12-2011, 07:48 PM

Hoser I have shot lots and lots of... 02-12-2011, 08:07 PM

TCCrewchief76 Once spin is established, it... 02-12-2011, 11:35 PM

Mike Bell I just read a precision... 02-13-2011, 12:53 AM

rsilvers fps matters as that is what... 02-13-2011, 02:18 AM

alorton My barrel is a 10.5" Noveske... 02-13-2011, 12:26 PM

Mike Bell Sorry if Im a little... 02-13-2011, 01:42 PM

snipecatcher I shot some 160 Hornady FTX... 02-13-2011, 07:29 PM

snipecatcher Also, I'm sending my 1 in 8... 02-13-2011, 07:31 PM

fasttwist I have a .308 winchester in a... 02-14-2011, 07:54 AM

snipecatcher Thanks for the advice, and I... 02-14-2011, 01:12 PM

snipecatcher I slugged the bore, but I'm... 02-14-2011, 11:17 PM

pud-knocker .306/.308 ???? sounds like... 02-14-2011, 11:34 PM

snipecatcher That's the best I can come up... 02-14-2011, 11:45 PM

Titleiiredneck If you would like to catch... 02-15-2011, 12:03 AM

TCCrewchief76 That sounds like Marlin... 02-15-2011, 02:18 AM

fasttwist Well, at least you found your... 02-15-2011, 08:07 AM

BWE Firearms Who is the barrel... 02-15-2011, 08:12 AM

snipecatcher Going to get a couple bags of... 02-15-2011, 10:59 AM

snipecatcher Bullets were going into the... 02-15-2011, 01:25 PM

snipecatcher It's tough to tell what's... 02-15-2011, 07:19 PM

i8asquirrel Glad to hear you figured it... 02-15-2011, 07:40 PM

snipecatcher I know everyone has seen a... 02-15-2011, 08:11 PM

TCCrewchief76 That's awesome Snipe! Does... 02-16-2011, 04:57 AM

BWE Firearms I have been using Douglas... 02-16-2011, 08:08 AM

snipecatcher They are the only bullet I've... 02-16-2011, 09:50 AM

TCCrewchief76 That's what I was thinking! ... 02-16-2011, 04:56 PM

snipecatcher Update 02-17-2011, 01:35 PM

rsilvers Maybe they don't have a... 02-17-2011, 02:47 PM

snipecatcher I don't think so. He was... 02-17-2011, 03:44 PM

rsilvers Stainless makes sense for... 02-17-2011, 03:52 PM

sha-ul that whole nitriding process... 02-18-2011, 11:34 AM

rsilvers You can do 416 stainless, but... 02-18-2011, 11:56 AM

snipecatcher While we are on the subject: ... 02-18-2011, 12:29 PM

rsilvers You can machine it with... 02-18-2011, 01:50 PM

Mike Bell Robert, I work at MGW... 02-18-2011, 08:35 PM

HotLead Mike, check out the... 02-21-2011, 03:39 PM

snipecatcher Update 03-04-2011, 12:57 PM

Retooferab What powders are you using? I... 03-06-2011, 05:52 PM

snipecatcher I've used 3 different... 03-07-2011, 01:37 PM

buffetdestroyer Snipecatcher,that really... 03-07-2011, 07:58 PM

snipecatcher Even 168 SMK's were not 100%... 03-07-2011, 08:34 PM

Retooferab What powders are you using... 03-07-2011, 11:30 PM

snipecatcher I've documented a lot of it... 03-07-2011, 11:45 PM

Retooferab You will get it worked out.... 03-07-2011, 11:52 PM

snipecatcher 150 Nosler Ballistic tips are... 03-08-2011, 12:04 PM

snipecatcher Update: Had a baffle... 04-12-2011, 04:24 PM

alorton I'm looking forward to seeing... 02-12-2011, 01:52 PM

#11

02-07-2011, 04:01 PM

TCCrewchief76 TCCrewchief76 is offline

Senior Member

Join Date: Apr 2009

Posts: 178

Quote:

Originally Posted by snipecatcher

I did try measuring the twist rate, but it is pretty tough to do when you only have about 7" of rifling to work with. I ended up with something close to 9", but I'm not sure if the measurement I got is accurate.
-Dan

OK, I'm confused. How is there only 7" of rifling in a 10" barrel? Maybe this is your problem...

Just kidding! Perhaps mark the cleaning rod on the top and bottom, and double the twist rate when you measure the rod at half-rotation.

Kevin

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