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Posted: 7/4/2012 5:43:49 PM EDT
I just bought an M&P9 and took it out to the range today and ran ~200 rounds through it. I had two failure to fires (dimples on the ammo). Does the gun need to be broken in? I owned an XD9 subcompact and ran about 1500 rounds through it without any issues.
Link Posted: 7/4/2012 5:44:41 PM EDT
[#1]
What ammo? M&Ps, or any quality pistol, shouldn't have any failure to fire issues, regardless of how new it is.
Link Posted: 7/4/2012 5:48:32 PM EDT
[#2]
Make sure your ammo is seating fully.
Link Posted: 7/4/2012 5:48:41 PM EDT
[#3]
If you can't readily ID the source, I'd say zero. If I know its a mag issue, or a weak spring, or whatever, then maybe some tiny measure of patience before I flip the fuck out and send it back to the manufacturer.



They're pretty simple things, and I expect insanely high levels of reliability out the box.
Link Posted: 7/4/2012 5:50:06 PM EDT
[#4]
If you didn't completely disassemble it and give it a good cleaning then all bets are off on the first time out!
Link Posted: 7/4/2012 5:52:30 PM EDT
[#5]
Forgive me for mentioning this, but there are shooters who don't know...



Are you letting the slide slam closed and not "riding" it?  



1. different ammo would be next



2. Try both magazines



3. Check that the gun is properly cleaned and lubed



4. ????


 
Link Posted: 7/4/2012 6:02:44 PM EDT
[#6]
Link Posted: 7/4/2012 6:08:43 PM EDT
[#7]
1 would be too many for me. The guns I've had over the years that didn't run 100% got traded in or sold. Call me anal, but I want my guns to shoot every single time I pull the trigger. I they don't, I get rid of them.

The only exception being a .22 - those things are notoriously hit or miss depending on the ammo.
Link Posted: 7/4/2012 6:09:50 PM EDT
[#8]
Go find the Pincus thread about the 3.5" 1911s. Those boys in there will swear it only has to make it through a magazine once, most of the time
Link Posted: 7/4/2012 6:10:28 PM EDT
[#9]
if the gun has been properly cleaned and the ammo is known good ammo, ZERO.

I'm going to assume the dimple is on the primer of the round, so either hard primers, or weak/uncleaned firing pin spring. Clean the spring and retry, if you get another 100 rounds without misfire its fixed if not send it back to the manufacturer.
Link Posted: 7/4/2012 6:12:18 PM EDT
[#10]
Not too dern many, that's for sure.

I'm lucky to never have had too much of that problem, outside of rimfires. Most of my FTF's are when I'm working up powder charges on my .45 reloads.
Link Posted: 7/4/2012 6:14:04 PM EDT
[#11]
unless the ammo is really old and wasn't stored properly I wouldn't be happy with anything other than zero FTF. I could tolerate a new gun not cycling properly for a few rounds, but if the slide/bolt is fully seated the gun should at least fire. How deep are the dimples in the primers? If they are deep enough then the ammo might be the cause.

like a couple of others said, if the gun is a rimfire I don't give a FTF a second thought, but in a centerfire I start trying to figure out what is going on.
Link Posted: 7/4/2012 6:23:28 PM EDT
[#12]
I would try 50 or 100 rounds of some other ammo any fuck ups and back to Smith it goes.

Posted Via AR15.Com Mobile
Link Posted: 7/4/2012 6:25:57 PM EDT
[#13]
uh. zero?

all my new handguns never had that issue.
Link Posted: 7/4/2012 6:36:23 PM EDT
[#14]
Quoted:
I would try 50 or 100 rounds of some other ammo any fuck ups and back to Smith it goes.

Posted Via AR15.Com Mobile


Yep.

If it can't be trusted,it's outta there.

Link Posted: 7/4/2012 6:37:29 PM EDT
[#15]
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.

Link Posted: 7/4/2012 6:39:36 PM EDT
[#16]
Quoted:
I would try 50 or 100 rounds of some other ammo any fuck ups and back to Smith it goes.

Posted Via AR15.Com Mobile


I agree. Could have just been some bad ammo. The only 3 misfires I have ever experienced all came from the same box of WWB 9mm.
Link Posted: 7/4/2012 6:40:15 PM EDT
[#17]




Quoted:

Try cleaning the crud out of the striker channel.



Spray some gun oil in the hole and work the striker back and forth. Spray it out some more. Then try again.







Not sure if serious.
Link Posted: 7/4/2012 6:44:07 PM EDT
[#18]
Is the pistol new? Not a used one where someone may have fucked around with it and did something wrong? Is that ammo known by you to be 100%? My M&P's are pretty darn good (.40 short and weak and also .45), both before and after Apex parts were installed.

If new, well, lemons do get out from time to time, happens to all mfg's sometimes.
Link Posted: 7/4/2012 6:56:32 PM EDT
[#19]
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

OP, you should be able to press up on the firing pin safety and push the striker forward out of the breachface to inspect it. Also, making sure its unloaded, rack the slide and put a pencil in the barrel, eraser down toward the breach. Dry fire it, the pencil should fly out.
Link Posted: 7/4/2012 6:57:17 PM EDT
[#20]
Quoted:
Is the pistol new? Not a used one where someone may have fucked around with it and did something wrong? Is that ammo known by you to be 100%? My M&P's are pretty darn good (.40 short and weak and also .45), both before and after Apex parts were installed.

If new, well, lemons do get out from time to time, happens to all mfg's sometimes.


Even if new, you dont know that a customer or someone working at the store did not dry fire and break the tip of the striker off.
Link Posted: 7/4/2012 7:07:49 PM EDT
[#21]
Highly unlikely the MP striker is designed to take over 3500 dry fires.  


Quoted:



Quoted:

Is the pistol new? Not a used one where someone may have fucked around with it and did something wrong? Is that ammo known by you to be 100%? My M&P's are pretty darn good (.40 short and weak and also .45), both before and after Apex parts were installed.



If new, well, lemons do get out from time to time, happens to all mfg's sometimes.




Even if new, you dont know that a customer or someone working at the store did not dry fire and break the tip of the striker off.






 
Link Posted: 7/4/2012 7:09:42 PM EDT
[#22]
My M&P needed no break in...in the 800 odd rounds I've put through it, my only problem has been the slide failing to lock back, but in my case that's an idiot operator issue, not an M&P issue.
Link Posted: 7/4/2012 7:11:10 PM EDT
[#23]
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?

Link Posted: 7/4/2012 7:11:44 PM EDT
[#24]
How many failure to fires are acceptable?




I'd say only one;  after that,  it's time to ask your doctor about Viagara.


 
Link Posted: 7/4/2012 7:12:19 PM EDT
[#25]



Quoted:



Quoted:

Try cleaning the crud out of the striker channel.



Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.







I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.



OP, you should be able to press up on the firing pin safety and push the striker forward out of the breachface to inspect it. Also, making sure its unloaded, rack the slide and put a pencil in the barrel, eraser down toward the breach. Dry fire it, the pencil should fly out.


+1

The striker channel is meant to be kept dry.  It has a Teflon guide



 
Link Posted: 7/4/2012 7:13:17 PM EDT
[#26]
Quoted:

Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

OP, you should be able to press up on the firing pin safety and push the striker forward out of the breachface to inspect it. Also, making sure its unloaded, rack the slide and put a pencil in the barrel, eraser down toward the breach. Dry fire it, the pencil should fly out.

+1
The striker channel is meant to be kept dry.  It has a Teflon guide
 


Well, if he wants it to work right, he should lube it.
Link Posted: 7/4/2012 7:13:50 PM EDT
[#27]
Quoted:
Highly unlikely the MP striker is designed to take over 3500 dry fires.  
Quoted:
Quoted:
Is the pistol new? Not a used one where someone may have fucked around with it and did something wrong? Is that ammo known by you to be 100%? My M&P's are pretty darn good (.40 short and weak and also .45), both before and after Apex parts were installed.

If new, well, lemons do get out from time to time, happens to all mfg's sometimes.


Even if new, you dont know that a customer or someone working at the store did not dry fire and break the tip of the striker off.


 


The newer ones maybe, but the older ones would break sooner. Granted its not likely he has one with an early generation striker but shit happens. Easy enough to check the tip of the striker anyway.

To answer the original question, for a self defense service type pistol, no failures of any kind I could not put my finger on the cause. If you can not, call smith. They have pretty good customer service.
Link Posted: 7/4/2012 7:14:20 PM EDT
[#28]
If ammo was left outside for 2+ months I would blame the ammo. If it was fresh I would blame the M&P.
 
Link Posted: 7/4/2012 7:15:10 PM EDT
[#29]
Quoted:
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?



Because oil will collect carbon and shit and cause problems with the movement of the striker. A couple drops of solvent sure, oil no way.
Link Posted: 7/4/2012 7:16:02 PM EDT
[#30]
Quoted:
Quoted:
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?



Because oil will collect carbon and shit and cause problems with the movement of the striker. A couple drops of solvent sure, oil no way.


I was thinking RemOil in the can.

Aside from that, being dry collects more carbon that that.
Link Posted: 7/4/2012 7:17:12 PM EDT
[#31]
Quoted:
If ammo was left outside for 2+ months I would blame the ammo. If it was fresh I would blame the M&P.  


It would depend on what the dimple in the primer looks like. My brother in law had a problem with an older BHP doing this intermitantly, it eventually got to the point that it did it consistantly. In his case a fresh hammer spring fixed his problem.
Link Posted: 7/4/2012 7:17:35 PM EDT
[#32]
Nope it is designed to be kept clean and dry.  It has a self lubricating teflon guide.  If there is oil and solvent in the channel then in can actually slow the striker down.  I am a certified S&W M&P Armorer


Quoted:



Quoted:




Quoted:


Quoted:

Try cleaning the crud out of the striker channel.



Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.







I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.



OP, you should be able to press up on the firing pin safety and push the striker forward out of the breachface to inspect it. Also, making sure its unloaded, rack the slide and put a pencil in the barrel, eraser down toward the breach. Dry fire it, the pencil should fly out.


+1

The striker channel is meant to be kept dry.  It has a Teflon guide

 




Well, if he wants it to work right, he should lube it.






 
Link Posted: 7/4/2012 7:18:56 PM EDT
[#33]
Quoted:
Nope it is designed to be kept clean and dry.  It has a self lubricating teflon guide.  If there is oil and solvent in the channel then in can actually slow the striker down.  I am a certified S&W M&P Armorer
 


That is an oddball design.   I don't own one of those, but now I know.
Link Posted: 7/4/2012 7:19:11 PM EDT
[#34]
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?



Because oil will collect carbon and shit and cause problems with the movement of the striker. A couple drops of solvent sure, oil no way.


I was thinking RemOil in the can.

Aside from that, being dry collects more carbon that that.


Your gun, you can oil it if you wish. Pretty much every manufactor of firearms will tell you not to do so, glock and smith and wesson come to mind as ones that spell that out in the manual.
Link Posted: 7/4/2012 7:19:26 PM EDT
[#35]
Link Posted: 7/4/2012 7:19:31 PM EDT
[#36]
My Glock has never FTFed, my 1911 has had feeding issues but that is it.


My Enfield and CETME have FTFed.
Link Posted: 7/4/2012 7:20:20 PM EDT
[#37]
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?



Because oil will collect carbon and shit and cause problems with the movement of the striker. A couple drops of solvent sure, oil no way.


I was thinking RemOil in the can.

Aside from that, being dry collects more carbon that that.


Your gun, you can oil it if you wish. Pretty much every manufactor of firearms will tell you not to do so, glock and smith and wesson come to mind as ones that spell that out in the manual.


Well, if the thing is so sticky it doesn't have enough force to pound the primer, wtf?

The other thing to look at is if the cam is pulling the striker back far enough.
Link Posted: 7/4/2012 7:26:47 PM EDT
[#38]
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?



Because oil will collect carbon and shit and cause problems with the movement of the striker. A couple drops of solvent sure, oil no way.


I was thinking RemOil in the can.

Aside from that, being dry collects more carbon that that.


Your gun, you can oil it if you wish. Pretty much every manufactor of firearms will tell you not to do so, glock and smith and wesson come to mind as ones that spell that out in the manual.


Well, if the thing is so sticky it doesn't have enough force to pound the primer, wtf?



It could be something else, most likely hard primers. Putting oil in there would make the problem worse. A couple drops of shooters choice or hoppes would desolve any gunk that may be in there. I guess its also possible there could be pieces of metal from when it was made. I ran into a bushmaster stripped lower that was a bitch to assemble because the bolt stop spring and plunger hole had metal chips in the hole that were coated over. If its something like that he would be better off letting smith take a look at it.
Link Posted: 7/4/2012 7:29:17 PM EDT
[#39]
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
Try cleaning the crud out of the striker channel.

Spray some gun oil in the hole and work the striker back and forth.  Spray it out some more.  Then try again.



I would not use any sort of oil or lube in the striker or firing pin channel of any firearm. A couple drops of solvent sure.

.


Why not?  Religious reasons?



Because oil will collect carbon and shit and cause problems with the movement of the striker. A couple drops of solvent sure, oil no way.


I was thinking RemOil in the can.

Aside from that, being dry collects more carbon that that.


Your gun, you can oil it if you wish. Pretty much every manufactor of firearms will tell you not to do so, glock and smith and wesson come to mind as ones that spell that out in the manual.


Well, if the thing is so sticky it doesn't have enough force to pound the primer, wtf?



It could be something else, most likely hard primers. Putting oil in there would make the problem worse. A couple drops of shooters choice or hoppes would desolve any gunk that may be in there. I guess its also possible there could be pieces of metal from when it was made. I ran into a bushmaster stripped lower that was a bitch to assemble because the bolt stop spring and plunger hole had metal chips in the hole that were coated over. If its something like that he would be better off letting smith take a look at it.


I edited my post to add looking at how far the striker is being pulled back.

I just can't believe a gun is designed so finicky that drops of gun oil in the striker channel would cause problems.  I don't own an M&P but I own other striker fired guns and they all like a well lubed channel.
Link Posted: 7/4/2012 7:33:12 PM EDT
[#40]
If it was a brand new gun, it's a good idea to tear it down and completely clean it before you shoot it. It may come from the factory with lots of grease or preservatives. That's probably your issue. Clean the gun.

After that, I'd try different ammo.

Posted Via AR15.Com Mobile
Link Posted: 7/5/2012 1:51:30 PM EDT
[#41]
I tore it down and cleaned her up nice. I just got back from the range where I put 100 rounds through it. Ran perfectly.
Link Posted: 7/5/2012 5:03:28 PM EDT
[#42]
What kind of ammo are you running?


Quoted:


I tore it down and cleaned her up nice. I just got back from the range where I put 100 rounds through it. Ran perfectly.






 
Link Posted: 7/6/2012 10:12:17 AM EDT
[#43]
Quoted:
What kind of ammo are you running?
Quoted:
I tore it down and cleaned her up nice. I just got back from the range where I put 100 rounds through it. Ran perfectly.


 


Winchester target ammo
Link Posted: 7/6/2012 10:21:15 AM EDT
[#44]
For the "oil it" crowd,  

Our local PD was having problems with misfires in their Glock 22's.  Guess what they traced the problem to?   Black gunk caking on the firing pin.   Seems that a Glock, when holding the slide upside down and scrubbing away with a toothbrush and solvent, collects all sorts of crap in the firing pin channel.
Link Posted: 7/6/2012 10:26:40 AM EDT
[#45]




Quoted:





I edited my post to add looking at how far the striker is being pulled back.



I just can't believe a gun is designed so finicky that drops of gun oil in the striker channel would cause problems. I don't own an M&P but I own other striker fired guns and they all like a well lubed channel.




I'm not aware of any striker-fired design that recommends oil in the striker channel. Certainly not Glock.
Link Posted: 7/6/2012 10:32:04 AM EDT
[#46]
I was always taught that th firing pin tunnel (whatever you want to call it) was to be kept CLEAN AND DRY.

Just like spraying WD-40 on a chain... It's going to attract dust/dirt/carbon.
Link Posted: 7/6/2012 10:32:51 AM EDT
[#47]
Quoted:
I was always taught that th firing pin tunnel (whatever you want to call it) was to be kept CLEAN AND DRY.

Just like spraying WD-40 on a chain... It's going to attract dust/dirt/carbon.


+1.  This

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