Help with numbers off STIHL bar.

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GPX433Todd

GPX433Todd

Small Engine Addict
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Sep 8, 2013
Messages
487
Location
Minnesota
Bar is labeled STIHL 3.83
3003 001 6630

I understand the 3003 number here. Bar is sprocket nose with
replaceable tip. Came on a 056 Super I acquired a couple days back. Is this a 24 or 25 inch bar. Chain is 3/8 with 84 drivers. Needs a chain real bad. Bar is in good shape. Straight and not worn funny.
Thanks.
Todd
 
CR888

CR888

Addicted to ArboristSite
. AS Supporting Member.
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Australia
Most stihl bars have a 'details' panel towards the bar mount that will answer everything. Look carefully if the paint is worn off and do it outside so you can tilt the bar under the sun to read. lf the bar has been heavily used the groove may have worn wider than spec ie it could be a 050/058 bar worn to 0.60". If you also look at a newish stihl bar you will see that panel and be familiar with what to look for.
 
ChoppyChoppy

ChoppyChoppy

Tree Freak
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Location
AK
You sure you counted correct? Unless I'm thinking wrong, ~114 drivers is a loop for a 36" bar.



I can check tomorrow at the shop in the Oregon chain book.
 
GPX433Todd

GPX433Todd

Small Engine Addict
Joined
Sep 8, 2013
Messages
487
Location
Minnesota
Most stihl bars have a 'details' panel towards the bar mount that will answer everything. Look carefully if the paint is worn off and do it outside so you can tilt the bar under the sun to read. lf the bar has been heavily used the groove may have worn wider than spec ie it could be a 050/058 bar worn to 0.60". If you also look at a newish stihl bar you will see that panel and be familiar with what to look for.
I don't believe the older stuff had that info on them. Also I don't think STIHL used much/if any .058 bars and chains.
 
betterbuilt

betterbuilt

I build stuff from milled slabs
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Jan 14, 2010
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Hammondsport, ny
Yeah I tried a the 3003 650 2551 and it looks like it might work if I grind 3/32 off of each side. I'd rather just buy the right tip if it's out there somewhere. I also like the look of this old bar and don't want to scrap it if I don't have to.
 
SawTroll

SawTroll

Information Collector
Joined
Jan 13, 2005
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64,856
Location
Troms, North Norway
I checked the groove in the bar and it averages .060 and the drivers on the chain average .050

If the slot is much wider at the top than lower down, it may be time to scrap that bar. A bar rail closer can extend its "life" a bit, but it isn't a lasting solution on a work saw.

You could of course try a .058 chain on it, if there are room for the .058 drive tangs all the way down. Chances are that the slot is more "V" than "U" shaped though....
 

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