How to choose the right office chair gas cylinder?
You can easily determine which gas cylinder is right as a replacement without having to disassemble the chair or remove the gas cylinder. A standard office chair gas cylinder basically has two parts. The top part is called a gas spring and has a diameter of 28 mm or 1.1 inches.
How do you remove a gas cylinder from a chair?
You remove a gas cylinder from a chair by twisting it out of the mechanism and knocking the base off. On the other hand, you remove a stuck base from a chair by lubricating it before knocking.
How do I know what size gas cylinder I Need?
Measure your height – Most users need a cylinder size that corresponds to their height. If less than 5’4″ tall, get a 4″ cylinder, if 5’4″-6’2″ tall, get a 5″ cylinder, if more than 6’2″, get a 6″ cylinder.
How do you measure seat height for office chairs?
Measure seat height – Sit on a chair with feet planted on the floor, knees at a 90 degree angle, and thighs parallel to the floor. The distance from the base of your knee cap to the floor is the seat height. Measure using different shoe types – Determine the minimum and maximum seat height by wearing flat and high-heeled shoes respectively.

What size chair cylinder do I need?
Measure your height – Most users need a cylinder size that corresponds to their height. If less than 5'4″ tall, get a 4″ cylinder, if 5'4″-6'2″ tall, get a 5″ cylinder, if more than 6'2″, get a 6″ cylinder.
Do all office chairs use the same gas cylinder?
Our office chair cylinders are typically universal. The only difference between all standard cylinders is what height they make your seat. So, whether you want to keep it simple or get technical, we're here to help!
Are gas cylinders for chairs Universal?
Yes, almost all the office chair gas cylinders are universal, having a diameter of around 2 inches and a height of about 10 inches. The difference between standard chair gas cylinders is how high the chair seat can rise.
Can you replace the cylinder in an office chair?
If you notice your chair keeps sinking when you sit down that means something is wrong with your cylinder. Buying a new office chair can be expensive. Luckily, if you're able to get your hands on a new cylinder, you may be able to replace it to save yourself from buying a new chair.
How long do chair gas cylinders last?
Age of the gas cylinder. You may have a chair for more than 10 years, and suddenly the gas cylinder begins sinking. At that point, the gas cylinders have reached the end of their life, and if you love your chair, inquire about ordering a replacement gas cylinder and installing the new one.
Why does my office chair keeps sinking?
This is a spring that has been filled with air. When the piston is moved further out of the chamber, the air inside the chamber expands, allowing the seat to lower. If your chair keeps sinking, this means that the cylinder is no longer working.
How do you fix a sinking office chair?
0:000:30Fix Your Sinking Desk Chair with These Simple Steps - YouTubeYouTubeStart of suggested clipEnd of suggested clipOnce the chair is at the right height wrap a hose clamp around the metal cylinder. And tighten it asMoreOnce the chair is at the right height wrap a hose clamp around the metal cylinder. And tighten it as much as possible. So it holds the chair in place.
How do you fix a gas shock on an office chair?
0:113:37Sinking Chair Fix | How to Replace Office Chair Gas Cylinder - YouTubeYouTubeStart of suggested clipEnd of suggested clipReally help free it and make the getting that base off a lot easier. So we're just going to sprayMoreReally help free it and make the getting that base off a lot easier. So we're just going to spray around the outside edge and let that work its way down in.
What is a return to height cylinder?
A return to height cylinder is a cylinder that brings the chair to its tallest height after you get out of it.
Can you refill a gas lift chair?
CAN YOU REFILL THE GAS CYLINDER IN YOUR CHAIR? It isn't possible to refill the gas cylinder in a pneumatic chair, however, if your it's in good condition and it is a design of chair that you enjoy using then you can choose to replace the gas cylinder itself.
How do you remove a cylinder from an office chair?
1:312:32How To Remove and Replace Office Chair Cylinder - YouTubeYouTubeStart of suggested clipEnd of suggested clipStand back so the cylinder doesn't hit your feet use a rubber mallet to dislodge the cylinder fromMoreStand back so the cylinder doesn't hit your feet use a rubber mallet to dislodge the cylinder from the base if the rubber mallet doesn't work use a hammer instead.
Why won't my office chair go up?
If you have an office chair that won't go up or down, this is the problem. Usually, the culprit is a faulty gas cylinder or lift mechanism. Instead of replacing the entire chair, you may attempt to get a new gas cylinder and replace it yourself. Alternatively, opt for a professional chair repair service.
Can office chairs be Regassed?
We Supply and Repair Office Chairs, If you have an office chair repair, or an office chair auditing requirement call us. Services include gas strut replacement (regas), bases & castors, arm replacement, backrest repairs, steam cleaning and upholstery.
How do you replace a pneumatic cylinder in an office chair?
1:011:48How to Remove and Replace a Chair's Gas Cylinder - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis way when you twist it it'll actually grip the pipe or in this case the cylinder. And twist itMoreThis way when you twist it it'll actually grip the pipe or in this case the cylinder. And twist it out of there. So you just want to brace. It. Twist it and it'll come right. Out.
Can chair gas cylinder explode?
Can An Office Chair Explode? In fact, the gas cylinders in most modern chairs, which allow you to adjust their height, could explode. The likelihood of an office chair explosion happening is relatively low, and there aren't that many cases where it's happened, so you shouldn't get concerned.
Can you fix a gas lift chair?
You can replace an office chair gas cylinder yourself for about $40 (one source for office chair parts is swivel-chair-parts.com). Rebuilding the lift mechanism is a two-part process. First you have to disassemble the lift mechanism so you can measure the size of the gas cylinder and order the new part.
How to get gas cylinder out of office chair?
Turn the office chair base with the attached gas cylinder column upside down and strike the gas cylinder column rim area until it pops out, freeing the base.
What is the diameter of a gas cylinder?
A standard office chair gas cylinder basically has two parts. The top part is called a gas spring and has a diameter of 28 mm or 1.1 inches. The gas spring is what holds the pressurized nitrogen gas and some oil for lubrication.
How to fix a gas cylinder hole in a car?
Remove the seat plate from under the seat. Place it flat on the floor. Spray some WD-40 around the space where the gas cylinder snaps into the hole. With the hammer, tap gently on the sides of the gas cylinder to help the WD-40 penetrate. Wait a couple of hours.
How to determine stroke of office chair?
First, lower your office chair all the way down and move it next to a wall or a door. Using the arm or top of back as a template, place a mark on the wall or door. ...
What is the end of a gas spring?
The top end of the gas spring holds the actuator or the button that , once pressed, lowers or raises the chair. This is the end of the gas spring that goes into the hole in the mechanism that's attached under the seat of the office chair. The top end portion of the gas spring is slightly tapered.
How to remove retaining clip from office chair?
Hold one of the base legs in one hand and apply pressure upwards as if you are lifting the office chair. With the hammer, strike the bottom of the office chair gas cylinder column that typically protrudes from the underside of the office chair base. Do not strike the center of the column where the retaining clip is located. Strike the rim area and rotate where you are striking. Continue striking in this manner until the office chair base pulls off.
Can you replace a gas cylinder in an office chair?
I am often asked by people which office chair gas cylinder replacement is right for their office chair. To answer that question, we must first determine if the office chair manufacturer used a standard cylinder. Unfortunately, the markings you see on the gas cylinder that you currently have do not list the exact specifications.
What is the right size cylinder for a chair?
The right size cylinder adjusts your chair to a height that is ideal for your feet to lie flat on the floor, thighs parallel to the floor and knees bent at a 90 degree angle. Your legs should not be dangling or bent past 90 degrees while sitting on a chair.
How many cylinders are there in a task chair?
Most task chair manufacturers offer a choice between four, five, and six inch cylinders. How do you decide which chair is best for you? Here are a few guidelines to choose the ideal cylinder size for your chair: Measure your height – Most users need a cylinder size that corresponds to their height.
How to measure seat height?
Measure seat height – Sit on a chair with feet planted on the floor, knees at a 90 degree angle, and thighs parallel to the floor. The distance from the base of your knee cap to the floor is the seat height. Measure using different shoe types – Determine the minimum and maximum seat height by wearing flat and high-heeled shoes respectively.
How to determine the length of a lower leg?
Therefore there is no set formula to determine the length of the lower leg in proportion to the overall height of a person. In addition, shoe type and how it affects overall height also affects seat height. Finally, the thickness and density of the upholstery, design of the base, and size of the chair casters (wheels) needs to be kept in mind, even if chair cylinder size is the same between two chairs.
How tall should a cylinder be?
Measure your height – Most users need a cylinder size that corresponds to their height. If less than 5’4″ tall, get a 4″ cylinder, if 5’4″-6’2″ tall, get a 5″ cylinder, if more than 6’2″, get a 6″ cylinder.
How many hours do you spend sitting in an ergonomic chair?
Your chair is the most important part of your ergonomic working environment. On average, employees spend 5-6 hours daily in a sitting position, so choosing the right chair is important for your health and comfort. There are several factors to keep in mind when picking your ergonomic chair.
Do chairs have the same cylinder size?
Measure chairs from different brands – Chairs from different manufacturers may have the same cylinder size but offer different seat heights. Our chart below outlines some examples.
How Do I Measure a Replacement Office Chair for Gas?
Begin by determining your seat height when seated in the desk chair. Rest your feet correctly on the floor with thighs parallel to it while seated. Maintain knees at 90-degrees.
Are Office Chair Cylinders Universal?
Even though most office chair cylinders fit your chair’s mechanism and base, you shouldn’t simply pick any option.
How Do You Change a Gas Cylinder on an Office Chair?
Unlike removing an old or damaged cylinder from your chair, replacing it with a functional one is quite simple.
Where is the measurement on a gas cylinder?
Note the measurement at the base of the cylinder. This measurement indicates the dimensions of your gas cylinder’s body.
How Do You Remove a Gas Cylinder from a Chair?
Before diving into the cylinder removal, collect the tools you need to get the work done. These include:
How to sit on an office chair?
Position your office chair upright, then sit on it. Sitting on the chair allows everything to fall into place perfectly.
What is the advantage of putting a chair back together?
The advantage of putting your chair back together is that you won’t spend as much time as when removing your cylinder.
What is the best way to remove scratches from a chair?
Rubber mallet or hammer. However, the former is a better option if you don’t want to leave scratches and grooves on your chair.
How to measure height of office chair?
Get in your chair, ensuring your feet are flat on the floor with your knees at 90 degrees. Afterward, keenly measure the distance from your knee cap’s base to the ground level. This distance is the height of your office chair’s seat.
