Echo CS306 chain size

Chainsaw drawing: the bar and chain are the parts this page is about

The chain for your Echo CS306

Which bar is on your saw?

Which chain is on it now?

Which chain is on it now?

12" bar

Pitch
3/8" LP
Gauge
.043"
Drive links
45
  • Oregon R45
  • Same as Stihl 61PMM3
  • File 4.5 mm

12" bar

Pitch
3/8" LP
Gauge
.050"
Drive links
45
  • Oregon S45
  • Same as Stihl 63PM3, Husqvarna H36
  • File 5/32"

14" bar

Pitch
3/8" LP
Gauge
.043"
Drive links
52
  • Oregon R52
  • Same as Stihl 61PMM3
  • File 4.5 mm

14" bar

Pitch
3/8" LP
Gauge
.050"
Drive links
52
  • Oregon S52
  • Same as Stihl 63PM3, Husqvarna H36
  • File 5/32"

Bar mount A041 or T041

Buy this chain

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

All bar lengths for the Echo CS306
Chain for each bar length
BarPitchGaugeDrive linksChain
12"3/8" LP.043"45R45
12"3/8" LP.050"45S45
14"3/8" LP.043"52R52
14"3/8" LP.050"52S52

The Echo CS306 chain depends on the bar. 12" bar: 3/8" LP, .043", 45 drive links; 12" bar: 3/8" LP, .050", 45 drive links; 14" bar: 3/8" LP, .043", 52 drive links; 14" bar: 3/8" LP, .050", 52 drive links.

Echo genuine part numbers

If you prefer the maker's own parts, these are the numbers to ask for at a dealer.

Echo bar and chain part numbers
BarChain part no.Bar part no.Pitch / gaugeDrive links
12"90SG45G12A4CD37453/8" LP / .043"45
14"90SG52G14A4CD37523/8" LP / .043"52

Check the chain on your saw

Drawing: pitch is the distance between three rivets divided by two
Pitch Measure across three rivets and divide by two. Common pitches are 1/4", .325", 3/8" and .404".
Drawing: gauge is the thickness of the drive link in the bar groove
Gauge The thickness of the drive link that rides in the bar groove: .043", .050", .058" or .063".
Drawing: count the drive links, the tabs under the chain
Drive links Lay the chain flat and count the tabs underneath. Mark one with a paint pen so you know where you started.
Find pitch and gauge from the number on a drive link
Type the number on a drive link
See all stamp numbers
Drive link stamp number to pitch and gauge
StampPitchGauge
113/4".122"
16.404".063"
18.404".080"
20.325".050"
21.325".058"
22.325".063"
251/4".050"
26.404".058"
27.404".063"
33.325".050"
34.325".058"
35.325".063"
50.404".050"
51.404".058"
52.404".063"
58.404".058"
59.404".063"
68.404".063"
723/8".050"
733/8".058"
753/8".063"
80.325" LP.043"
903/8" LP.043"
913/8" LP.050"
95.325".050"

Questions people ask

What size chain does an Echo CS306 take?

The Echo CS306 chain depends on the bar. 12" bar: 3/8" LP, .043", 45 drive links; 12" bar: 3/8" LP, .050", 45 drive links; 14" bar: 3/8" LP, .043", 52 drive links; 14" bar: 3/8" LP, .050", 52 drive links.

How many drive links is an Echo CS306 chain?

It depends on the bar: 45 on a 12" bar, 45 on a 12" bar, 52 on a 14" bar, 52 on a 14" bar. The bar length is usually printed near the mount.

What bar fits an Echo CS306?

A bar with the A041 or T041 mount, in one of these lengths: 12", 14".

Other saws with the same chain

All saws that take R45 All saws that take S45 All saws that take R52

Related Echo saws

Every Echo model