Table of Contents
How do you measure the length of a chainsaw blade?
To find the called length of your chainsaw bar, measure it from its front tip all the way back to the cutter closest to the body of the saw. Round this measurement up to the nearest even number in inches. For example, a bar that measures 18 3/4″ will actually have a called length of 20″.
How is chain size measured?
Measuring the size of a chain requires a simple tool such as a set of calipers. Pitch is measured by finding the distance from the center of one pin to the center of the next pin in line.
What does 72 mean on a chainsaw chain?
72 = 3/8 pitch .050 gauge or 1.3mm. 73 = 3/8 pitch .058 gauge or 1.5mm.
Can I put a 20 inch bar on a 18 inch chainsaw?
A chain saw engine turns a sprocket. Changing the bar and chain on your 18-inch chain saw to a 20-inch size will enable easier cutting of larger trees and branches. Larger chain saws cut through thicker trees and limbs. Put work gloves on to protect your hands and fingers.
How do I measure my anchor chain?
Determining how long your anchor rode should be is as simple as multiplying the deepest water you expect to anchor in by 8. As for rope size, the rule of thumb is 1/8″ of rope diameter for every 9′ of boat length. So if you expect to anchor your 26′ boat in 30′ of water, you need 240′ of 3/8″ nylon rope.
What size chain do I need?
After a measurement is obtained, its a good idea to opt for a necklace size that is at least the second size up from your neck size. For example, if you have an 18 inch neck, you should probably choose a chain length of 20 inches or more. An 18 inch chain would feel too tight.
What size tree can a 14 inch chainsaw cut?
Cutting down medium size trees with a trunk of about 14″ to 16” will require a larger chainsaw of about 16″ to 18” to fell the tree in one easy pass.
Can I put an 18 inch bar on a 16 inch chainsaw?
Yes, but you need a bar designed to fit on your saw. There are different designs for different saws, and the bar has to match the chain/sprocket configuration as well.
What is the difference between .325 and 3/8 chain?
325 is a smaller top cutter and tie strap it is easier to turn for a saw . The 3/8 is a bigger top cutter and tie strap . Mainly in a 20 ” chain has more cutters in .
What’s the difference between 404 and 3/8 chain?
Secondly, the numbers 3/8″ and . 404″ refer to the pitch (distance) between the drive links – these are the bits on the chain that stick down and engage with the drive sprocket on the saw, and the sprocket on the roller-nose end of the bar.
What chainsaw chain cuts the fastest?
A full chisel chain is a chain with square cornered teeth, and they’re known for being the fastest cutting blade shape available. A full chisel chain also has a higher number of teeth than other chain options(full chisel is also known as a standard chisel chain).
What does the pitch mean on a chainsaw chain?
Chain pitch is the size of the chain and is defined as the distance between any three consecutive rivets divided by two. The easiest way to determine the pitch of your chain is to look at the number stamped on the drive link.
Can you put any bar and chain on a chainsaw?
More specifically, chainsaw bars vary both in mount geometry as well as in intended chain pitch and gauge, which must match those of your saw and chain. Because of this, you cannot just fit any bar on any saw.
What is the biggest chainsaw that STIHL makes?
The largest and most powerful chainsaw in the STIHL lineup. For the largest, toughest and most demanding jobs, professionals can find the performance they need in the MS 881 chainsaw. With its updated engine design and up to 41” guide bar length, the MS 881 is the largest, most powerful saw in the STIHL lineup.
How long does a new chainsaw chain last?
The chain should last many years; 5-6 years should be no problem. However, if the chainsaw chain is used properly and taken care of, it can last way longer.
How do I know what size my sprocket is?
The sprocket size represents the first two digits in the chain designation. Example: 40A14 is size 40. The number of teeth represents the last two digits in the chain designation. Count the number of teeth.
How do I know what size sprocket to get?
To measure the chain size, if you have just the sprocket, use calipers to measure between the teeth. Measure from center to center of where the chain roller would set between the teeth that will give you the pitch. Once you know the pitch you can determine what chain size you would need.
How do you pick a sprocket size?
Determine the number of teeth of the small sprocket. The number of teeth for the large sprocket is determined by multiplying the number of teeth for the small sprocket by the speed ratio. More than 15 teeth on the small sprocket is recommended. The number of teeth on the large sprocket should be less than 120.
What is the length of anchor chain?
When a medium sized ship anchors about 5 shackles are paid out. Assuming that the ship has anchored at slack water, there may be only 2 shackles forming the catenary. A shackle is a unit of length and equal to 15 fathoms or 90 feet and is the standard length of a chain .
How do you size a mooring?
Mooring Pendant Length should be about 2 1/2 times the boat’s freeboard. Diameter should be as large as is practical—but it must be able to fit through bow chocks and around a bow cleat. Effective chafe protection is recommended for the point where the pendant passes through a chock.
How long should the chain be on an anchor?
To protect against abrasion, a short length of chain can be shackled to an otherwise all-rope rode. The chain portion of these rodes is typically six to 30 feet long. For boats up to about 30 feet, a general rule of thumb is a boat length of chain.
