The developers of the Tula arms manufacturing facility (supplier of the notorious Marco Polo sheep, TOZ-BM, and so on) are followers of the inertial concept of exchange.
It was produced as a semiautomatic machine MC 21-12, having a lengthy course of the trunk, as well as its succeeding adjustment of the TOZ-87, which is made movable pipe store.
When contrasted to consumer as well as tiny quality, the gun is extremely uncertain. With the best battle, it is much more unpredictable regarding the high quality of ammo and also much less reliable than, as an example, Mr-155, in which the powder gases act straight on the bolt.
Summary of gun TOZ-87
Self-loading shotgun 12-gauge with tubular under-barrel device. Overcharge is a brief stroke gas piston, which is integrated with the shop.
Advantages and negative aspects
- As a result of the brief course of the piston from the bore is chosen smaller volume gas, so the fight rifle much more sharp and heap. This is specifically obvious when capturing.
- The exact same short stroke makes complex the device (as an example, he has two recoil), so it is a priori less reliable. As the magazine lacks ammo changes the weight of the piston, so its inertia is decreased, causing the weapon might reject to recharge.
- Layout feature TOZ-87 is the burnout of the forearm’s advancement powder gases. It is visible on weapons with fantastic shooting technique.
- The gun is really clear to the top quality of cartridges. It likes the manufacturing facility, the twisted celebrity. The certificate States that the best kind are the plastic linings.
- Sadly, the top quality of Tula rifles in the ins 2014 of the Soviet Union and the very first autonomous Russia was up to a crucial level. The tool needs Dopilka and the suitable. Pertains to the reality that exploration air vent openings are not cut, which when utilizing plastic containers in the trunk discovered the melted chips.
- No much less traumatic for hunters and the reality that the chamber has a length of 70 mm exclusively, making the gun very specialized, is primarily developed for capturing waterfowl.
- The visibility of a second return spring, which is located in the neck of the butt, makes it impossible to transform the form of the stock.
- The weapon tough to charge: when the supply of cartridges in the shop need to the opportunity to press it as well as the lock button feeder.
Discovering a switch guard on the front branch of the trigger guard for numerous hunters uncommon, but you can utilize it fairly comfortably.
Picture rifles TOZ and also TOZ 87-06 87-01
Purpose It’s a hunting tool «, used mainly for the» manufacturing of waterfowl. When you set up( optional )barrel muzzle attachment « Paradox » you can search for medium ungulates. Selections The weapon was produced only in 12 gauge with a chamber length of 70 mm. base design TOZ-87 has no back sight and also one of the most difficult for disassembly. The visibility in the design index of the letter «« M » suggests that the disassembly procedure is simplified.
- 01— version with aerated intending bar.
- 02— without straps, however with a removable muzzle attachments: thread, hefty bullet of the «« Paradox » as well as complete choke, length of 125 mm.
- 03— rib and also removable choke tube.
- 04— short barrel.
- 05— brief barrel, removable choke tube.
Designs with constant chokes generated as a cylinder drilling, and semi or full choke.
|Type||Semi-automatic short-stroke gas piston|
|Caliber||12, the chamber length is 70 mm|
|The size of the barrel||711||660||540|
|Trunk||The channel as well as chamber chrome|
Self-loading shotgun with an underbarrel tubular publication.
- The birthed and also chamber are chromed. Threaded for a detachable muzzle constricting is on the beyond the barrel.
- System of recharge makes use of the so-called principle of a short stroke of the barrel, although it is actually relocating the store, at the very same time playing the function of a piston rod.
- The return system has two springs: on the store and on the shank of the screw (set up in the neck of the butt).
- The barrel integrated with the cover of the receiver in a one piece device. Shutter longitudinal gliding, with an oscillating lever having a tooth for interaction with the opening in the shank of the breech when locking the barrel.
- The trigger mechanism has a complicated formula, that includes a cycle of separation of the projectile throughout movement of the bolt back, which gets rid of the inertial pinhole of the guide of the cartridge.
- A mechanical fuse that blocks the trigger. The switch is located on the front branch of the trigger guard. To switch off («« Fire»») it is needed to relocate to the left until you see a red ring mark.
- After firing the last cartridge the gun hops on the sealing hold-up. The withdraw switch gets on the appropriate side of the receiver above the window of the bunker store.
- In the basic variation of the weapon has no back sight, front view only.
- Bed palaestrina, the comb of the butt is directly, with a disposition to the axis of the barrel. The shock-absorbing recoil pad.
Packing and also picking
The weapon was shipped in a cardboard box. Provided with calibration sleeve, collection of muzzle accessories, for training, punch, brush. Attached instructions and the key.
The concept of operation
During the shot the piston together with the store makes a brief in reverse movement, creating the tooth larvae shutter is reduced and also unlatch the barrel. Afterwards, the piston returns, and also slide by inertia continues to relocate the instructions of the supply. In its program it cocks the trigger that involves the sear razobschitelny tooth (to stop hitting the shooting pin).
After getting to the bolt carrier rearward position, the cartridge is fed from the shop right into the receptacle and is raised by the Elevator to the feed line. Springtime is in the neck of the butt presses the structure back, which comes back and also takes the cartridge in the chamber. Tooth larvae rises and also shuts the bore. You can then push the trigger and also repeat the cycle a shot.
For filling the cartridge in the chamber, put the rifle on secure– push the button on the front branch of the right brace, put the bolt back as well as place the ammunition Elevator for feeding with the window of ejector sleeves.
The store is loaded via all-time low home window of the bunker. In order to feed the Elevator moved down and opened accessibility to television, press the launch button with the slide stop.
The design of the trigger offers a smooth trigger pull. For this we require to dump the gun and put it on shutter delay. Press the release switch, as well as gently bring the bolt to hold it by the take care of, to the degree of a switch. Strike the trigger.
To empty the shop, turn the weapon to the window of the shelter up, click off the hold-up, press the Elevator down as well as click the bar of the quit of the store situated on the internal side, on the right.
- Release the weapon.
- Eliminate the molded nut on the shank.
- The needle on the nut squeeze pin USM (delegated right), eliminate it from the receiver.
- Eliminate the handguard.
- Place your butt on the table as well as glide the pipeline store 1-2 cm down, take her out of the ring companions with the gas chambers and remove.
- Detach return springtime store, magazine cyndrical tube, tube and also piston gas engine.
- Eliminate the springtime store as well as the applicant cartridges.
- Pull the barrel forward and downward activity, different it from the base of the trigger with the butt.
- Draw the screw back, get rid of the manage, remove the stopper from the lid of the receiver.
- Press the tooth larvae shutter down, gliding it forward on the structure.
- Turn the screw a tooth down home window, publish the larva from it.
As in the case of TOZ-94, the gun is just sold with the owner at a price from 5 to 15 thousand rubles.
The rifle has a sharp and also lot fight. Recoil is modest. Wayward to quality of cartridges. Calls for master abilities to own locksmith professional tools. Without healthy torment failings.