Oregon T50 chain: what it fits and what the code means

T50 is a 3/8" LP pitch, .050" gauge chain with 50 drive links. It fits 7 saws listed below.

What T50 is

Pitch
3/8" LP
Gauge
.050"
Drive links
50

The letter T is the chain type, the number 50 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 50 drive links:

Codes with the same drive link count
CodeTypePitchGaugeFamily
T5091VXL3/8" LP.050"VersaCut
R5090PX3/8" LP.043"AdvanceCut
S5091PX3/8" LP.050"AdvanceCut

S50: same pitch and gauge as T50, different cutter. Either fits the same bar. R50: different pitch or gauge. Not a substitute for T50.

Saws that take T50

Remington · 2

McCulloch · 1

Questions people ask

What does T50 mean on an Oregon chain?

T is the chain series (91VXL, VersaCut: 3/8" LP pitch, .050" gauge). 50 is the number of drive links.

What bar length is T50?

Usually 14". What matters is the drive link count, 50: count the links on your old chain rather than going by the inches.

What file do I need for T50?

A 5/32" round file.