The H&K P7 PSP: thoughts and observations (pic heavy!)

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Dragonfly

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(I posted a similar thread about the Steyr GB a couple of days ago and at the suggestion of some of the members I'm posting similar threads about the P9S and P7)

As I mentioned in my earlier threads I was getting into shooting back in the early 1980s and back then the H&K P9 and P7 series of pistols were probably in their prime. I picked up a P9S a couple of years ago, and I'd heard plenty about P7s and their almost mythical appeal over the years but I'd never seen one in person. I saw this PSP model for sale on the a last year thought I'd give it a try to see what all the fuss is about.

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It's got some holster wear but looks to be in pretty good mechanical condition for a 32-year-old pistol—the cocking handle does not have much wear on it. I know that many members already know a great deal about this pistol but if you want to learn a bit more about this odd but intriguing pistol, read on!

There are three common versions of the 9mm P7—the PSP, the M8, and M13. The PSP was the earliest of the three, and has a heel-mounted magazine release, whereas the M8 and M13 have traditional mag releases by the trigger guard (as well as larger trigger guards and a heat shield above the trigger to reduce heat from the gas cylinder…more on that later). It's a all-steel pistol, but it's small size makes it lighter than expected. It's only 27 oz (785g), compared with the aluminum-framed SIG P225 of comparable size and capacity at 26 oz (740 g).

It's smaller than it looked to me in pictures. Here is is compared with a Glock 19:

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Despite having a longer barrel (105mm and a bit, compared with 102mm) the P7's slide is noticeably shorter.

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The P7 is slimmer, too, although the butt is a bit longer. The grips have a bit of a palm swell, too—from pictures I'd figured they were mostly flat panels but they're well-shaped.

The cocking handle is nicely stippled. I was thinking that the P7 might have the same grip characteristic of the P9S—I find the grip on the P9S a little long front-to-back—but the P7's is very comfortably proportioned. The plastic grips have a stippled texture and a bit of a thumb rest.

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The magazine release is different than I originally thought—it's not like a Ruger Mk2 where there's a clip holding the mag in, instead, the release pushes in like a button and the mag pops partway out.

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The backstrap is lightly textured as well. Sights are typical three-dot sights (I've read that the P7 was the first pistol to have them).

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When the cocking handle is depressed, the striker extends from the rear of the side:

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There are only two controls on the P7 (other than the cocking handle). There's a vestigial slide stop at the rear of the trigger guard, and there's a takedown button at the rear of the frame. Depress that button, pull the slide back and up, then slide it off the front of the frame.

The barrel is fixed to the frame, and sits very low.

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There was plenty of complex machining and small parts in building one of these pistols!

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Of course, the other distinctive feature of the pistol aside from the squeeze-cocking is the gas-delayed locking action. What happens when a round is fired is that some of the propellant gas is diverted through a small hole in front of chamber down into a gas cylinder below the barrel. The gases impinge on piston affixed to the slide, keeping it locked forward until the pressure has dropped. One advantage of this type of locking system (like the P9S's as well) is that the slide walls can be a little thinner, reducing it's weight, and also the reciprocating mass when the pistol's fired.

Here's the piston:

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and the gas cylinder below the barrel (just above the trigger):

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You can see the gas hole just in front of and at the bottom of the chamber here (as well as the chamber flutes, which make extraction easier):

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The pistol can get quite hot around the trigger guard due to the gas action—the P7M8 and M13 had the plastic heat shield to reduce this effect.

After 30+ years of shooting more traditional handguns, the squeeze cocker does take some getting used to. It takes around 15 lb of squeeze pressure to cock, but only 1 pound and something to keep it held in. However, there's no point that you feel that the force has lessened, and I find myself gripping the pistol a bit too tightly. I'll have to work on modulating my grip pressure a bit. The vaunted 110° grip angle is actually very good—the pistol points very well, and the low bore axis and small side means that the sights are right above my hand when I point. The trigger pull is a little disappointing to me honest—it's quite long, a little creepy and has a fairly long reset. It reminds me a bit of the trigger pull on my S&W M&P40. It's not bad by any means, but not as light and crisp as I was expecting. Squeezing the cocking handle to drop the slide is very cool and very fast, too.

Shooting the P7 for the first was an unexpectedly striking experience, and even after shooting probably 20 different 9mm pistols over the years I was astounded at how fluid and easy to shoot the P7 was. The trigger pull, which in dry fire is not the greatest, becomes almost unnoticeably smooth, and the light slide and low bore axis, plus the all-steel frame, make for very little muzzle flip. It was amazing to me how easy it is to controllably shoot the pistol very fast. It does get quite hot quite quickly, though, I’ve not shot the pistol past 10m yet so I don’t really have a good idea of its accuracy potential yet.



I was surprised how much I liked shooting the pistol after my earlier apprehensions—I'd say its reputation is well-earned!

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Noting your location:

Do you have a Prohibited PAL? Those barrels are too short for an RPAL if I'm correct.
 
Noting your location:

Do you have a Prohibited PAL? Those barrels are too short for an RPAL if I'm correct.
You've got a good knowledge of Canadian gun laws! I do have a prohibited license for short-barrelled handguns but the P7 is actually not prohibited...its barrel is about one millimetre longer than the minimum.
 
Dragonfly

Another fine review! I had a P7 much like the one you own and I never really got use to the whole squeeze cocking mechanism. Your description of the trigger sounds very much like mine though you seem to notice it less once you get a little more accustomed to it. And yes, you definitely notice things heating up a bit after a few rapid fire strings!
 
Almost bought one in the day, kept looking at them for a long time. The heel release was one issue, but fixed, then the squeeze cocking another as having a "manual of arms" you were familiar with was touted at the time as being important. These HK's are a bit different but it goes to the German requirements for a loaded but uncocked carry which could be cocked as it was drawn into action.

It's been said the cost of the slide alone was more than a Glock 19. MSRP was never cheap and now the collector value is starting to approach it. I've seen USG 1911's cheaper.

IIRC Walther CCP has picked up the gas delay system in a conventional looking handgun design, but the low bore and slim grip remain to be included in a similar package. It would likely be a great seller if it could be remade - I have no illusions it would be anything closer than a look alike, and would even expect the toggle cocking to be deleted. Nonetheless, that, as a carry gun - even with a polymer lower - could be a highly desireable gun. The market values extremely compact designs for CCW now.

Thanks for the pics and report, there are a lot of innovative guns from HK's past before they were slammed by political events there and here.
 
I bought one very early on, as soon as I could find one after the American Rifleman article.

I found the manual of arms to be strange enough that I could do OK if I shot it exclusively, but mixing it in "the rotation" led to confusion. For some reason, if I had shot a different action type recently, I would get into "pump action" mode, squeezing and releasing every shot. Shoot nothing but HK for about three weeks and the "muscle memory" kicked in and I could do it right.

I also found it hard to draw. I learned to take a firing grip as soon as my hand contacted a holstered gun's butt. But hey, that gives you a P7 cocked in the holster. I worried about that and developed kind of a "plucking" draw motion that did not have me squeezing hard enough to cock until the gun was coming on target. Again, not something I could flip flop to standard 1911 handling at will.

I never shot mine long enough fast enough for the frame over the gas cylinder to get hot enough to bother.

With all that against, I still lusted after the Graygun. Bruce Gray modified a very few P13M8s for IPSC in the pre-scope era. He put on a 5" barrel and a 6" slide. The compensator was in the slide so that the baffle blast would add to the gas cylinder's retardation to let the gun handle Major 9 ammo... before that was banned.

For collectors, there are a number of variants. Mine was like yours, with a broad thumbpiece on the heel magazine catch. There is another version with a narrower lever. Then the M8s with side lever magazine catches.
And other calibers. The P7M10 .40 cal showed the limits of gas retardation. It had a very heavy slide. The P7K3 smallbore is just cute, though.
 
Once again a great post and wonderful pictures.

I always felt that the only thing "wrong" with the PSP for us in the USA was the 80 percent tariff then placed on German made guns.

When I brought mine in in 1982 they sold for MSRP in the US of $599 while a new 9x19 Colt Combat Commander sold for $407 and the S&W M39 sold for $310 Mean while in Germany I paid less than $350 with what I thought at the time a lousy exchange ( I had been over in the mid seventies and got used to being "rich" with US min wage) for my PSP and a couple of spare mags and a bikini belt slide of a holster.

I just checked prices in the 37th Gun Digest 1983 if you are wondering and , BTW the GB here ran $595 and the P9S ran $645 for the combat model ( more for the target)

The belt slide holster held the gun outside the trouser belt and high and tight. It was the holster being used by Hessian Police dog handlers during the 1981 tests. Under my GI Battle Dress Uniform "blouse" the P7 was absolutely invisible. I also carried it dropped into my front right blouse waist pocket in a bit of cardboard bent into a U shape. It was on occasion mistaken by folks for a book there.

It was in the pocket the day I needed it to help correct a knife welding young man in his social skills. Pulling it from my pocket and showing the young man the front end of it stopped all the hoo-rah and allowed him to calmly wait for the MPs rather than an ambulance.

Stateside my then wife to be and we did make it official eventually and just celibrated our 18th year of lawful bliss, Shot the P7 once, and I pretty much did not get to see it except at the range in her hands.

She took Ayoobs LFI-1 class with the gun and liked it even more, though has wanted a Python since then as she shot half a day with Ayoobs personal CCW Python he was then using in competition as well.

The heating problem I always thought over stated. Folks that played gun games that required four magazines in a single stage complained of it mightily. I and the wife never thought it an issue as we VERY SELDOM fired more than two mags+1 though it at a streatch.

The experts also preached against using lead bullets in the pistol mainly citing concerns about the polygonal rifling and issues with pressure. I did eventually have an issue with lead bullets, but it was not the rifling and was just plane stupidity on my part. The PSP did not come with the gas cylinder scrapper the later M8 did. Lead residue eventually built up in the base of this tunnel enough to prevent the slide from locking back and finally before I figured it out actually fail to feed a time or two resulting in temporary retirement from CCW and HD use. Once I figured it out and got a small flat head screw driver to use to gouge out the lead plug and the old Lead Off Cloth(Can you still get those or are they to toxic to think about these days?) on a close fitting dowel and all was OKEY DOKEY again, though we then stayed with jacketed bullets and still scrapped the cylinder on cleaning.

The P7 was eventually stolen and when ever I see one at a pawn shop or gun show I check it, just in case.

It was without a doubt my favorite single stack 9x19mm ever and still.

Thanks again for your efforts in posting these lovely German Speaking Pistols.

-kBob
 
A fairly small pistol with great accuracy. The gas piston delayed blowback makes recoil manageable. The squeeze cocking design makes it a very safe pistol to carry - no cocked & locked debate, no crummy striker fired type trigger or long DOA, and no DA/SA trigger to deal with.

Marvel of German engineering.


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I bought a used PSP back in '91 or '92 and only sold it last year because I found it was not very CCW friendly due to the odd weight distribution - I've never owned another gun that was so sensitive to holster selection. A great gun, though!
 
I'm a bit torn about the P7. I own three - two PSPs and one of the very few .22LR P7K3s. The problem is that the P7 grip cocking system aggravates carpal tunnel issues like nothing else I've ever handled. It's a brilliant idea, though.

The other problem by current standards is the weight. The P7 is a heavy gun for its size, with much of the weight aft of the trigger guard. Which means finding a holster is a PITA.
 
Reference the barrel length.

The real nasty Toronto Police Detective who took over the Firearms Unit. Tried to confiscate a friend of mine's Semi Auto Sterling Sub Gun, said it would fire full auto sometimes, and his P7 (barrel length) we found out later he was selling handed in hand guns, he was gone then. This friend was a senior Police Detective with Metro.

I took the P7 and Sterling to my friend, in the Police Headquarters unit. He died a few years ago. Finn Nielson. He gave me a report that stated no full auto on the test fire of the Sterling. And the RCMP method of measuring barrel length (rod dropped down the barrel, length from breach face to external muzzle) showed no short length law breaking.

This put me in hot water with said nasty Detective. As I had more permits than anyone in Ontario, allowed me to transport for all kinds of reasons, I told him to go PXXX up a rope.

So nice to tuck a Glock 19 under my shirt nowadays!
 
I struggled with finding a great holster, but the Don Hume clip on OWB was good.
I had a PSP, and let it go. I really didn't like the heel release but it shot so wonderfully and was such a nice size for a 9mm. Possibly on par with my current CZ75B SA for shootability.

I would LOVE a poly framed revision by HK.
Especially if they marketed it more in line with the VP9 i.e. not at crazy prices for the obvious consumer CCW market.
 
Here is an old pic of my missing gun.

Rather than that wide push forward heel button on OPs pistol it has a little lever that was pushed forward.

Some US police testers did not like this and imagined it might eject a magazine in use when moving about with the pistol holstered and demanded a different mag release.

Notice the OP's pistol does have import markings, mine BTW does not as it was individual returning service man on a form 6A.

My pistol also did not have the firing pin upgrade.

I may have the holster still out in the shop so I will look for it for those interested in still carrying.

I can not understand why the Hessians went with the Walther P5, the Bavarians and others went with the Sig 2something single stack service size, the ones coming on the market as police surplus here now. Of the three, all of which I used at the time, I liked the P7 best head and shoulders over the SiG and clear to waist level above the Walther. I happen to know some undercover types and higher ups did keep P7s for at least a bit longer than the test periods.

-kBob
 

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Nice write up! The P7 is old, outdated, heavy, and low capacity in todays world, but I love my tactical stapler to death, and carry it exclusively these days.
 
In the early 80's I picked up my PSP from another Deputy from our SWAT unit for $400. It came in a black cardboard box,cleaning brush take down tool and test target. I carried it for years only to be replaced by a Sig p220 equinox.
 
kBob

I can not understand why the Hessians went with the Walther P5, the Bavarians and others went with the Sig 2something single stack service size, the ones coming on the market as police surplus here now.

I think a lot of the pistol selection process for a number of German provinces fell along political and corporate lines. I mean if SIG, Walther, or H&K had corporate headquarters and/or factories in your province guess which pistol your police forces were going to adopt?
 
Well Walther was down in Ulm in the old state of Westhiem and just across the river from Bavaria. A good bit south of Frankfurt and Hesse. As it happens I was stationed in Neu Ulm for 30 months and shot in the same club as many of the Walther and Anshutz employees and the current head of Anshutz shot air rifle at my club. I did most of my 50 meter ISU shooting with a rifle loaned by Walther to the club and shot running game with a Walther in .308. Totally different game in a big game hunting rifle caliber than either .22 or modern air rifle.

No idea why Anshutz did not provide a club rifle as I would rather have had one for the 50 meter. (Not that I said that infront of smiling Walther employees) I did shoot my own Anshutz little flobert action in club "KKW" sport matches. My mentor at the club was an anshutz tester and had in fact signed the test target that came with my rifle. Someone supplied the club with R50 .22LR and that made me VERY happy in my belly flop shooting.

A serious attempt was made to get me into free pistol and rapid fire pistol. Serious by some for the club members but just sort of a "let's see how much fun I can have here" for me. Never a threat to anyone with the free pistol (until it came to side bets on pistol shooting at things far off and small once I got state side) but got decent at rapid fire but never better. I shot every run at the fast run speed even with an actual metronome and folks clapping in time to it behind me. Targets turned and I just had to get'em all as fast as possible.....not bad scores for fast run at all, but on every run and even the ones that serious folks shot possible on, so no go there.

Being a young dumb trooper I never did follow through on invites to either factory or Kreighof's shop. These days I really regret having had different priorities back then. I had planned to take advantage of an invite down to Oberndorf to HK I got at the club from a visiting shooter, but the US Army got to make all my plans un announced on very short term notice in those days. It seems wandering around in the mountains and sleeping under trees was more important than representing the US in international shooting events.

-kBob
 
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