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 alternative permits for optimum efficiency and dependable feeding. The actions are typically categorized as brief, lengthy, and, for bigger magnum cartridges, ultra-magnum. Deciding on the right motion size is essentially linked to the ammunition one intends to make use of. It is because the size of the motion immediately 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 related general lengths. These cartridges sometimes measure between 3.2 and three.5 inches in general 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, doable malfunctions, and potential injury to the firearm.
Bolt and Receiver Traits
The lengthy motion Remington 700 incorporates a bolt and receiver which are proportionally longer than these discovered within the brief motion fashions. This elevated size facilitates easy and dependable biking of those longer rounds. The bolt throw – the gap 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 brief motion variants is a key consideration. Whereas the essential performance of the rifle stays constant, the precise dimensions and obtainable aftermarket elements could range significantly. When buying elements like shares, scope bases, or triggers, it’s important to substantiate their compatibility with the precise motion size of the Remington 700.
Key Dimensions of the Remington 700 Lengthy Motion
Motion Physique Necessities
General 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 obtainable house for the barrel. The size varies based mostly on the precise 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 crucial for inventory becoming and the collection 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 right alignment and safe mounting of those essential elements. The width typically falls within the neighborhood of 1.34 inches.
Motion Physique Top
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 often is about 1.24 inches.
Barrel Threading
The barrel thread diameter and pitch are paramount for barrel set up. The right 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 at all times be verified.
Motion Screw Spacing
The motion screw spacing and thread measurement are basic for attaching the motion to the inventory. Customary placement and sizing guarantee safe mounting of the motion within the inventory. This ensures the right performance of the rifle and its skill 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 function in bolt journey and extraction. The bolt physique is a cylindrical element that homes the firing pin, extractor, and ejector.
Bolt Head Diameter and Cartridge Seating
The bolt head diameter have to be acceptable for the precise 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, influence 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 vital for proper headspace.
Bolt Throw
The bolt throw, the gap the bolt travels to cycle a cartridge, is one other vital measurement. The longer journey of the lengthy motion bolt accommodates the bigger cartridge size.
Extractor and Ejector Perform
The extractor dimensions and place govern how the fired case is gripped and extracted from the chamber. Correct extractor operate 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 Properly 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 varieties and capacities.
The width of the journal properly limits journal width, immediately affecting the kinds of cartridges that can be utilized and journal capability.
The depth of the journal properly, measured from the underside of the receiver, is vital for correct feeding of cartridges and for making house for the journal flooring 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 general 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 very important elements for exact firing. The set off pin gap spacing and diameter are very important to set off choice, as they have to align with the receiver.
Sear Engagement and Set off Pull
The sear engagement size and top immediately have an effect on the set off pull weight, creep, and general 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 looking for to change or customise their Remington 700, these dimensions are basic. 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 protected limits. Correct headspace prevents misfires and doubtlessly harmful situations.
Inventory Inletting and Bedding
Dimensions additionally influence 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 Elements and Specs
Aftermarket elements compatibility, reminiscent of triggers and scope bases, closely will depend on exact dimensional information. Many aftermarket set off producers present detailed specs. Correct measurements allow the gunsmith to pick elements that can match seamlessly and performance flawlessly.
Elements Compatibility and Concerns
Potential Points
Compatibility points come up when aftermarket elements, reminiscent of shares or triggers, aren’t designed to accommodate the scale of the lengthy motion. Buying elements that do not match could cause injury, require intensive modifications, and doubtlessly render the rifle unsafe.
Measurement Significance
Exact measurements are due to this fact required for aftermarket upgrades. It is very important evaluate the measurements of the motion with the specs of any aftermarket elements earlier than buy. That is significantly true for advanced upgrades like alternative 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
Applicable journal field size can also be crucial for dependable feeding. The journal field size have to be ample to accommodate the cartridge’s general size, together with the bullet, case, and primer.
Efficiency Impacts
The size of the motion additionally influence the rifle’s general efficiency. A correctly dimensioned motion promotes smoother biking, elevated accuracy, and higher reliability.
Learn how to Measure the Remington 700 Lengthy Motion
Device Suggestions
Measuring a firearm requires precision and cautious method. Earlier than commencing any measurements, be certain that the firearm is unloaded and that every 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, reminiscent of bolt physique diameter or bolt head diameter. Micrometers present even higher accuracy for crucial measurements, reminiscent of 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 top at numerous factors. Use calipers and a micrometer to measure the bolt physique diameter, bolt head diameter, and the scale of the bolt lugs. Rigorously measure the journal properly dimensions, together with general 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. It’s also essential to make sure that the measuring instruments are correctly calibrated.
All the time train acceptable security precautions when working with firearms. Disassemble the rifle in a protected and uncluttered surroundings, making certain that there aren’t any stay rounds current. Carrying security glasses is really useful. Seek the advice of a certified gunsmith if not sure of how you can 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 could 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 are inherent in any manufacturing course of.
Measurement Significance
It is very important contemplate that minor variations are widespread and must be accounted for. It’s at all times sensible to take the time to make the exact measurements required in your mission.
Assets and Additional Info
Additional Info
There are various sources obtainable for extra info, starting from producers’ web sites to gunsmithing boards. Checking the Remington official web site and consulting the data there’s at all times an amazing begin.
Consulting respected sources, like gunsmithing boards, and related books is very really useful. Studying particular books on the Remington 700 platform may even present invaluable insights.
Contemplate blueprints or schematics of the Remington 700 motion. These detailed drawings can present much more exact dimensional knowledge.
Conclusion
Comprehending the Remington 700 Lengthy Motion dimensions is important for anybody looking for to work on or modify their rifle. By understanding these crucial measurements, you’ll be able to efficiently undertake initiatives starting from inventory becoming and barrel set up to set off upgrades.
Bear in mind, accountable gun possession contains protected dealing with, correct upkeep, and a dedication to understanding the mechanical workings of your firearm. If you’re unfamiliar with the procedures, at all times 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 may have a strong basis. Keep in mind that if you happen to’re not skilled in this kind of work, at all times search skilled help.
The data on this article is offered for informational functions solely and shouldn’t be thought of skilled recommendation. Please at all times guarantee protected firearms dealing with and abide by all relevant legal guidelines and rules.
