Stihl 021 chain size

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

The chain for your Stihl 021

Which bar is on your saw?

Which chain is on it now?

12" bar

Pitch
3/8" LP
Gauge
.050"
Drive links
44
  • Oregon S44
  • Same as Stihl 63PM3, Husqvarna H36
  • File 5/32"

14" bar

Pitch
3/8" LP
Gauge
.050"
Drive links
50
  • Oregon S50
  • Same as Stihl 63PM3, Husqvarna H36
  • File 5/32"

16" bar

Pitch
3/8" LP
Gauge
.050"
Drive links
55
  • Oregon S55
  • Same as Stihl 63PM3, Husqvarna H36
  • File 5/32"

16" bar

Pitch
.325"
Gauge
.063"
Drive links
62
  • Oregon L62
  • Same as Stihl 26RM3
  • File 3/16"

18" bar

Pitch
.325"
Gauge
.063"
Drive links
68
  • Oregon L68
  • Same as Stihl 26RM3
  • File 3/16"

Bar mount A074

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

All bar lengths for the Stihl 021
Chain for each bar length
BarPitchGaugeDrive linksChain
12"3/8" LP.050"44S44
14"3/8" LP.050"50S50
16"3/8" LP.050"55S55
16".325".063"62L62
18".325".063"68L68

The Stihl 021 chain depends on the bar. 12" bar: 3/8" LP, .050", 44 drive links; 14" bar: 3/8" LP, .050", 50 drive links; 16" bar: 3/8" LP, .050", 55 drive links; 16" bar: .325", .063", 62 drive links; 18" bar: .325", .063", 68 drive links.

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 a Stihl 021 take?

The Stihl 021 chain depends on the bar. 12" bar: 3/8" LP, .050", 44 drive links; 14" bar: 3/8" LP, .050", 50 drive links; 16" bar: 3/8" LP, .050", 55 drive links; 16" bar: .325", .063", 62 drive links; 18" bar: .325", .063", 68 drive links.

How many drive links is a Stihl 021 chain?

It depends on the bar: 44 on a 12" bar, 50 on a 14" bar, 55 on a 16" bar, 62 on a 16" bar, 68 on a 18" bar. The bar length is usually printed near the mount.

What bar fits a Stihl 021?

A bar with the A074 mount, in one of these lengths: 12", 14", 16", 18".

Other saws with the same chain

All saws that take S44 All saws that take S50 All saws that take S55

Related Stihl saws

Every Stihl model