Copy of Chainsaw Chain Code Identification Chart

STIHL to Oregon Chain Conversion Table
STIHL Part Number Oregon Code Pitch Gauge
13RM, 13RMS 25AP 1/4" .050"
23RM, 23RMC 95TXL .325" .050"
23RMC, 23RM2 20BPX .325" .050"
23RS, 23RSC, 23RSC3 20LPX .325" .050"
25RM, 25RMC, 25RM2, 25RMC3 21BPX .325" .058"
25RSC3 21LPX .325" .058"
26RM, 26RMC, 26RMC3 22BPX .325" .063"
26RS, 26RSC, 26RSC3 22LGX .325" .063"
33RM, 33RMC, 33RMC3 72DPX 3/8" .050"
33RMF 72APX 3/8" .050"
33RS, 33RSC 72EXL 3/8" .050"
33RSC3 72LPX 3/8" .050"
33RSF 72EXJ 3/8" .050"
33RSLK 72CL 3/8" .050"
33RSLHK 72CK 3/8" .050"
33RSLF 72CJ 3/8" .050"
35RM, 35RMC, 35RMC3 73DPX 3/8" .058"
35RS, 35RSC 73EXL 3/8" .058"
35RSC3 73LPX 3/8" .058"
35RSF 73EXJ 3/8" .058"
36RM, 36RMC, 36RMC3 75DPX 3/8" .063"
36RS, 36RSC 75EXL 3/8" .063"
36RSC3 75LPX 3/8" .063"
36RSF 75EXJ 3/8" .063"
36RSLK 75CL 3/8" .063"
36RSLHK 75CK 3/8" .063"
36RSLFK 75CJ 3/8" .063"
Carlton Drive Link Codes (Stamped)
Code Pitch Gauge
A1 3/8 .050
A2 3/8 .058
A3 3/8 .063
B1 .404 .050
B2 .404 .058
B3 .404 .063
E1 1/4 mini .050
K1 .325 .050
K2 .325 .058
K3 .325 .063
N1 3/8 low profile .050
N4 3/8 low profile .043
Oregon Drive Link Codes (Stamped)
Code Pitch Gauge
9 1/2 .058
10 1/2 .063
11 3/4 .122
16 .404 .063
18 .404 .080
19 .325 .063
20 .325 .050
21 .325 .058
22 .325 .063
25 1/4 mini .050
26 .404 .058
27 .404 .063
28 .404 .050
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
72 3/8 .050
73 3/8 .058
75 3/8 .063
76 3/8 .050
77 3/8 .058
78 3/8 .063
90 3/8 low profile .043
91 3/8 low profile .050
95 .325 .050
Husqvarna Chain Codes
Chain Code Pitch Gauge
00 1/4" .050"
22, 23, 30, 37, 78 .325" .050"
21, 25, 38 .325" .058"
26 .325" .063"
35, 36 3/8" Low Profile .050"
46, 47, 51, 80, 82 3/8" .050"
42, 48, 54, 81 3/8" .058"
45, 50, 83 3/8" .063"
69 .404" .058"
57, 64, 65 .404" .063"