Oregon S44 chain: what it fits and what the code means

S44 is a 3/8" LP pitch, .050" gauge chain with 44 drive links. It fits 157 saws listed below.

What S44 is

Pitch
3/8" LP
Gauge
.050"
Drive links
44

The letter S is the chain type, the number 44 is the drive link count.

Buy this chain

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Check pitch, gauge and drive links on the listing before you order. How this works

Same length, different chain

The number is the length; the letter is the chain. These all have 44 drive links:

Codes with the same drive link count
CodeTypePitchGaugeFamily
S4491PX3/8" LP.050"AdvanceCut
R4490PX3/8" LP.043"AdvanceCut
T4491VXL3/8" LP.050"VersaCut

T44: same pitch and gauge as S44, different cutter. Either fits the same bar. R44: different pitch or gauge. Not a substitute for S44.

Saws that take S44

RedMax · 1

Questions people ask

What does S44 mean on an Oregon chain?

S is the chain series (91PX, AdvanceCut: 3/8" LP pitch, .050" gauge). 44 is the number of drive links.

What bar length is S44?

Usually 12". What matters is the drive link count, 44: count the links on your old chain rather than going by the inches.

What file do I need for S44?

A 5/32" round file.