Oregon T57 chain: what it fits and what the code means

T57 is a 3/8" LP pitch, .050" gauge chain with 57 drive links. It fits 4 saws listed below.

What T57 is

Pitch
3/8" LP
Gauge
.050"
Drive links
57

The letter T is the chain type, the number 57 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 57 drive links:

Codes with the same drive link count
CodeTypePitchGaugeFamily
T5791VXL3/8" LP.050"VersaCut
S5791PX3/8" LP.050"AdvanceCut

S57: same pitch and gauge as T57, different cutter. Either fits the same bar.

Saws that take T57

Craftsman · 1

Questions people ask

What does T57 mean on an Oregon chain?

T is the chain series (91VXL, VersaCut: 3/8" LP pitch, .050" gauge). 57 is the number of drive links.

What bar length is T57?

Usually 16". What matters is the drive link count, 57: count the links on your old chain rather than going by the inches.

What file do I need for T57?

A 5/32" round file.