Oregon H73 chain: what it fits and what the code means
H73 is a .325" pitch, .050" gauge chain with 73 drive links. It fits 3 saws listed below.
What H73 is
- Pitch
- .325"
- Gauge
- .050"
- Drive links
- 73
The letter H is the chain type, the number 73 is the drive link count.
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Check pitch, gauge and drive links on the listing before you order. How this works
Saws that take H73
Questions people ask
What does H73 mean on an Oregon chain?
H is the chain series (20BPX, ControlCut: .325" pitch, .050" gauge). 73 is the number of drive links.
What bar length is H73?
Usually 18". What matters is the drive link count, 73: count the links on your old chain rather than going by the inches.
What file do I need for H73?
A 3/16" round file.