STIHL 3690 005 0081 23RS 81E CHAIN LOOP

Stihl 3690-005-0081 OEM Chainsaw Chain (23RS • 20")

Genuine Stihl OEM Rapid Super (RS) full-chisel chain designed for Stihl saws using the Light 04 guide bar with a .325 pitch, .050 gauge setup.

Product Overview

• Brand: Stihl (OEM)

• Stihl Part Number: 3690-005-0081

• Chain Model: 23RS (Rapid Super)

• Bar Length: 20 inch

• Pitch: .325" (8.35 mm)

• Gauge: .050" (1.3 mm)

• Drive Links: 81

• Cutter Type: Rapid Super (full chisel)

• Stock Number: 36900050081

• Condition: New OEM

This is the exact OEM chain specified by Stihl for saws equipped with a 20" Stihl Light 04 bar using .325 pitch and .050 gauge.

Verify Fitment in 30 Seconds

Before ordering, confirm the following on your guide bar or current chain:

• Bar Length: 20"

• Pitch: .325"

• Gauge: .050"

• Drive Links: 81

• Bar Type: Stihl Light 04

⚠️ Full-chisel RS chains are intended for experienced users and perform best in clean wood.

Compatible Stihl Models

This OEM Stihl chain fits the following models when equipped with a 20" Light 04 bar (.325 pitch, .050 gauge):

• MS 250

• MS 251

• MS 251 C-BE

• Wood Boss® series

⚠️ Model alone does not guarantee fitment — bar specifications must match.

Compatible Guide Bars (Light 04)

This chain is designed to be used with the following Stihl Light 04 guide bars:

• 3005-008-7017 (Wood Boss®)

• 3005-810-7017

Using the correct bar ensures proper chain tracking, tension, and safe operation.