Understanding the Remington 700 Lengthy Motion
Motion Size and Cartridge Compatibility
The Remington 700 is manufactured in numerous motion lengths, every tailor-made to a selected vary of cartridge sizes. This selection permits for optimum efficiency and dependable feeding. The actions are typically categorized as quick, lengthy, and, for bigger magnum cartridges, ultra-magnum. Deciding on the proper motion size is essentially linked to the ammunition one intends to make use of. It’s because the size of the motion straight influences the journal capability, bolt throw, and the general dimensions of the rifle.
Lengthy Motion Definition
The Remington 700 Lengthy Motion is particularly engineered to accommodate longer cartridges, such because the venerable .30-06 Springfield, the highly effective .270 Winchester, or different cartridges with comparable total lengths. These cartridges sometimes measure between 3.2 and three.5 inches in total size. Utilizing a protracted motion with these cartridges ensures that the cartridges are correctly fed, extracted, and ejected. Making an attempt to chamber these rounds in a brief motion, as an illustration, would result in extreme feeding issues, potential malfunctions, and potential harm to the firearm.
Bolt and Receiver Traits
The lengthy motion Remington 700 incorporates a bolt and receiver which might be proportionally longer than these discovered within the quick motion fashions. This elevated size facilitates easy and dependable biking of those longer rounds. The bolt throw – the space the bolt travels to load, fireplace, and eject a cartridge – can also be longer, offering ample house for these bigger cartridges.
Motion Size Distinction
The excellence between the lengthy motion and quick motion variants is a key consideration. Whereas the essential performance of the rifle stays constant, the particular dimensions and accessible aftermarket elements could fluctuate significantly. When buying elements like shares, scope bases, or triggers, it’s important to substantiate their compatibility with the particular motion size of the Remington 700.
Key Dimensions of the Remington 700 Lengthy Motion
Motion Physique Necessities
Total Size and Performance
The receiver, or motion physique, is the guts of the rifle, housing the bolt, set off mechanism, and journal. The general size of the motion physique is a main dimension, influencing the general size of the rifle and the accessible house for the barrel. The size varies primarily based on the particular mannequin and configuration. A typical lengthy motion receiver physique size, excluding the barrel, measures roughly 8.4 inches.
Motion Physique Width
The width of the motion physique is vital for inventory becoming and the choice of scope bases. Measuring at numerous factors alongside the motion physique, for instance, close to the recoil lug and the entrance of the receiver, ensures the proper alignment and safe mounting of those essential elements. The width typically falls within the neighborhood of 1.34 inches.
Motion Physique Peak
The peak of the motion physique, from the underside of the receiver to the highest, impacts the ergonomics and the match of the rifle inventory. This dimension is important for correctly aligning the scope with the shooter’s eye. This normally is about 1.24 inches.
Barrel Threading
The barrel thread diameter and pitch are paramount for barrel set up. The proper thread permits a safe and correct attachment of the barrel to the receiver. A standard thread pitch for Remington 700 lengthy actions is 1.0625″ x 16 TPI, however this could all the time be verified.
Motion Screw Spacing
The motion screw spacing and thread dimension are elementary for attaching the motion to the inventory. Customary placement and sizing guarantee safe mounting of the motion within the inventory. This ensures the correct performance of the rifle and its potential to handle the highly effective forces generated throughout firing. These threads are sometimes 1/4-28.
Bolt Particulars
Bolt Physique Diameter and Extraction
The bolt is the working mechanism of the rifle. The bolt physique diameter performs a big position in bolt journey and extraction. The bolt physique is a cylindrical part that homes the firing pin, extractor, and ejector.
Bolt Head Diameter and Cartridge Seating
The bolt head diameter have to be applicable for the particular cartridge used. It governs the seating of the cartridge. The bolt head homes the locking lugs, which have interaction the receiver throughout firing, safely containing the high-pressure gases generated by the ignited propellant.
Bolt Lug Dimensions
The bolt lug dimensions which embody size, width, and thickness, affect locking energy. These dimensions are essential for the structural integrity and security of the rifle.
Bolt Face and Headspace
The bolt face diameter and depth are additionally particular to the cartridge and decide how the cartridge head is seated throughout the bolt. Exact measurements on this space are essential for proper headspace.
Bolt Throw
The bolt throw, the space the bolt travels to cycle a cartridge, is one other essential measurement. The longer journey of the lengthy motion bolt accommodates the bigger cartridge size.
Extractor and Ejector Operate
The extractor dimensions and place govern how the fired case is gripped and extracted from the chamber. Correct extractor perform is paramount for dependable biking.
The ejector dimensions and place have an effect on how the spent case is ejected from the rifle. The ejector is a spring-loaded mechanism that pushes the fired case out of the motion.
Journal Concerns
Journal Effectively Dimensions and Capability
The journal system impacts feeding reliability. The general size of the journal properly is the house the journal occupies throughout the inventory, and influences the selection of journal sorts and capacities.
The width of the journal properly limits journal width, straight affecting the forms of cartridges that can be utilized and journal capability.
The depth of the journal properly, measured from the underside of the receiver, is essential for correct feeding of cartridges and for making house for the journal ground plate.
Feeding Rails and Cartridge Alignment
The feed rail dimensions have an effect on how cartridges are aligned and fed into the chamber. That is the portion of the receiver the place the cartridges transfer from the journal to the chamber.
Journal Field Dimensions and Capability
The journal field size determines the utmost cartridge total size that may be reliably used.
The journal field width impacts the journal’s inner capability.
Set off and Sear Specifics
Set off Pin Placement
The set off and sear mechanisms are important elements for exact firing. The set off pin gap spacing and diameter are important to set off choice, as they need to align with the receiver.
Sear Engagement and Set off Pull
The sear engagement size and peak straight have an effect on the set off pull weight, creep, and total efficiency. A correctly functioning sear ensures the rifle fires safely and precisely.
Set off Mounting
The set off mounting gap places be certain that the aftermarket set off might be correctly secured and carry out as designed.
Significance of These Dimensions
Gunsmithing, Customization, and the Dimensions
Barrel Becoming and Headspace
For these in search of to switch or customise their Remington 700, these dimensions are elementary. Dimensions have an effect on barrel becoming, chambering, and headspace. A talented gunsmith should exactly measure these to make sure that the barrel is correctly put in, chambered for the specified cartridge, and that the headspace is inside secure limits. Correct headspace prevents misfires and doubtlessly harmful eventualities.
Inventory Inletting and Bedding
Dimensions additionally affect inventory inletting and bedding. The inventory have to be precisely inletted to suit the receiver and the barrel. Right bedding ensures that the motion and barrel are securely and constantly supported, thereby maximizing accuracy potential.
Aftermarket Components and Specs
Aftermarket elements compatibility, comparable to triggers and scope bases, closely relies on exact dimensional data. Many aftermarket set off producers present detailed specs. Correct measurements allow the gunsmith to pick elements that can match seamlessly and performance flawlessly.
Components Compatibility and Concerns
Potential Points
Compatibility points come up when aftermarket elements, comparable to shares or triggers, aren’t designed to accommodate the scale of the lengthy motion. Buying elements that do not match could cause harm, require in depth modifications, and doubtlessly render the rifle unsafe.
Measurement Significance
Exact measurements are subsequently required for aftermarket upgrades. You will need to evaluate the measurements of the motion with the specs of any aftermarket elements earlier than buy. That is significantly true for advanced upgrades like substitute shares.
Cartridge Choice and Efficiency
Lengthy Motion Benefits
The lengthy motion is particularly designed to deal with bigger cartridges. It permits for using rounds such because the .30-06 Springfield or the .270 Winchester, which couldn’t be safely or reliably chambered in a brief motion.
Journal Field Size for Dependable Feeding
Acceptable journal field size can also be vital for dependable feeding. The journal field size have to be enough to accommodate the cartridge’s total size, together with the bullet, case, and primer.
Efficiency Impacts
The scale of the motion additionally affect the rifle’s total efficiency. A correctly dimensioned motion promotes smoother biking, elevated accuracy, and better reliability.
The way to Measure the Remington 700 Lengthy Motion
Software Suggestions
Measuring a firearm requires precision and cautious method. Earlier than commencing any measurements, be certain that the firearm is unloaded and that each one security procedures are adopted.
Important instruments for measuring the Remington 700 lengthy motion embody calipers, micrometers, and a dependable measuring tape. Calipers are used for exact measurements of smaller dimensions, comparable to bolt physique diameter or bolt head diameter. Micrometers present even better accuracy for vital measurements, comparable to barrel thread diameter. A measuring tape is useful for assessing the general size of the motion physique.
Measurement Procedures
Taking the important measurements requires care. Start by measuring the general size of the motion physique. Then, measure the width and peak at numerous factors. Use calipers and a micrometer to measure the bolt physique diameter, bolt head diameter, and the scale of the bolt lugs. Fastidiously measure the journal properly dimensions, together with total size, width, and depth.
Accuracy and Security
Suggestions for correct measurement embody taking a number of measurements and averaging them. The common of three or extra measurements will scale back the consequences of minor errors. Additionally it is essential to make sure that the measuring instruments are correctly calibrated.
All the time train applicable security precautions when working with firearms. Disassemble the rifle in a secure and uncluttered surroundings, guaranteeing that there aren’t any stay rounds current. Sporting security glasses is really useful. Seek the advice of a certified gunsmith if uncertain of tips on how to carry out any of those steps.
Widespread Variations and Tolerances
Manufacturing Variations
Whereas the general design of the Remington 700 has remained largely constant, there might be variations throughout completely different manufacturing years. These can stem from delicate adjustments in manufacturing processes or using completely different supplies.
Manufacturing Tolerances
Manufacturing tolerances inevitably exist. These are small deviations which might be inherent in any manufacturing course of.
Measurement Significance
You will need to think about that minor variations are frequent and ought to be accounted for. It’s all the time clever to take the time to make the exact measurements required on your mission.
Sources and Additional Data
Additional Data
There are numerous assets accessible for extra info, starting from producers’ web sites to gunsmithing boards. Checking the Remington official web site and consulting the knowledge there may be all the time a fantastic begin.
Consulting respected sources, like gunsmithing boards, and related books is extremely really useful. Studying particular books on the Remington 700 platform can even present worthwhile insights.
Take into account blueprints or schematics of the Remington 700 motion. These detailed drawings can present much more exact dimensional information.
Conclusion
Comprehending the Remington 700 Lengthy Motion dimensions is crucial for anybody in search of to work on or modify their rifle. By understanding these vital measurements, you possibly can efficiently undertake initiatives starting from inventory becoming and barrel set up to set off upgrades.
Keep in mind, accountable gun possession contains secure dealing with, correct upkeep, and a dedication to understanding the mechanical workings of your firearm. In case you are unfamiliar with the procedures, all the time seek the advice of a certified gunsmith or armorer.
In case your wants change, and also you need to additional customise and enhance your Remington 700, you’ve gotten a stable basis. Keep in mind that should you’re not skilled in this kind of work, all the time search skilled help.
The data on this article is offered for informational functions solely and shouldn’t be thought of skilled recommendation. Please all the time guarantee secure firearms dealing with and abide by all relevant legal guidelines and rules.
