SAW CHAIN IDENTIFICATION Pitch, gauge, and drive link count are the key dimensions for matching a saw chain to a chainsaw bar and sprocket. Pitch is the average distance between two rivets. Common saw chain pitches include 1/4", .325", 3/8", and .404". Gauge is the thickness of the drive link that fits into the guide bar groove. Common gauges include .043", .050", .058", and .063". Length is normally identified by the number of drive links, so counting the old chain is the most reliable way to confirm replacement length.
	Semi-Chisel Cutter Semi-chisel cutters use a rounded working corner for smoother cutting and better tolerance in dirty or dusty wood. This cutter profile is easier to maintain, more forgiving with filing angle, and suitable for homeowners, farms, orchards, and general-purpose cutting.
	Full Chisel Cutter Full chisel cutters have a sharp square-corner profile designed for fast, efficient cutting in clean softwood. This style provides quick and precise cuts, making it a strong choice for users who need higher cutting speed and can maintain the chain regularly.
	There are three common cutter sequences: standard, semi-skip, and skip. Each sequence is designed for different cutting conditions and guide bar lengths. Why choose Semi-skip tooth or Skip tooth chain? Semi-skip and skip sequences help improve chip flow, reduce the number of cutters to sharpen, lower cutting resistance, and reduce load on the power head when using longer bars.

Technical Parameter Sheet

Compatibility:

• Echo chainsaws

• Stihl MS series small saws

• Husqvarna lightweight saws

• Pole saws

  
  

• What does 3/8 LP .043 mean?

  When you see a chainsaw chain labeled 3/8 LP .043, it describes three key technical specifications: pitch, profile (low profile), and gauge. Each part defines how the chain fits and performs on a chainsaw. Understanding these terms helps you choose the correct replacement chain and improves cutting efficiency and safety.

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  1. Pitch meaning (3/8 LP)

  Pitch refers to the size of the chain and the spacing between its drive links.

  Low profile chains are designed with smaller teeth compared to standard chains. This makes them:

  In simple terms, 3/8 LP = a smaller, safer, and lighter cutting chain system.

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  2. Gauge meaning (.043)

  Gauge refers to the thickness of the drive links that fit into the guide bar groove.

  If the gauge is incorrect:

  So, .043 gauge ensures proper fit and smooth operation on compatible guide bars.

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  3. Why narrow kerf improves cutting

  A narrow kerf chain (like 3/8 LP .043) removes less wood during cutting.

  This improves performance in several ways:

  Because of these advantages, narrow kerf chains are widely used in lightweight and precision cutting applications.

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  4. Who uses 3/8 LP .043 chains?

  This chain type is mainly designed for light-duty and general-purpose users, including:

  It is especially common on smaller chainsaws that prioritize control, safety, and efficiency over heavy cutting power.

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  Conclusion

  3/8 LP .043 chainsaw chain refers to a low-profile 3/8 pitch chain with a .043 inch gauge. It is designed for lightweight saws, offering safer operation, smoother cutting, and improved efficiency. It is the ideal choice for pruning, yard work, and light cutting applications where precision and control are more important than heavy-duty power.

• Homeowners using garden chainsaws

• Arborists for trimming and pruning

• Electric chainsaw users

• Pole saw operators

• Light firewood cutting users

• Faster cutting speed on small saws

• Less power required from the engine or battery

• Reduced vibration, improving comfort

• Lower fuel or battery consumption

• Cleaner and smoother cuts

• Too thick → chain will not fit

• Too thin → unstable cutting and poor safety

• .043 inch = 1.1 mm

• It must match the guide bar exactly

• Easier to control

• Safer with lower kickback risk

• Suitable for smaller or lighter chainsaws

• The “3/8” means the distance between rivets is based on a 3/8 inch standard.

• “LP” stands for Low Profile, also called narrow kerf chain.

3/8" Low Profile .043 Chainsaw Chain (90PX Equivalent)

This 3/8" low profile .043 chainsaw chain is designed for lightweight saws, offering low kickback, high cutting efficiency, and smooth performance. It is widely used as a replacement for Oregon 90PX, Stihl 61PMN, and Husqvarna H38 chains.

This is a low-vibration/low-kickback chain, offering higher chain efficiency, ideal for small, low-powered gas and battery saws. This chain is ideal for consumers but also commercial users such as arborists. The smaller .043 gauge takes less power while cutting a narrower kerf and provides the saw to maintain higher RPMs for increased efficiency. The small size weighs less for ease-of-use and improved maneuverability. Top-plate filing indicators make sharpening easier. Tie straps help transport oil where it is needed. It installs quickly for operator convenience.

Fit the following models:

Echo, Stihl, Husqvarna, Oregon, Craftsman, McCulloch, Homelite, Poulan, Makita, dolmar, Milwaukee and more.