Old Johnsereds model number

[oldenslower]

I have an old johnsereds which i bought new in the 70s and i a need help identifying the model to buy parts, the tag is "688430"
i would say new around 1977 it has no brake, any help is appreciated, thanks (i think its a 49sp but i don't know)

 

[Goinwheelin]

Try asking your question here. There are some very knowledgeable Jonsered folks there.

https://www.arboristsite.com/community/threads/jonsered-chainsaws.99245/

 

[sundance]

Some pictures would certainly help.

 

[sundance]

My two 49SP's have 7 digit serial numbers. 142xxxx and 144xxxx. One bought about 1982.