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ROCKFORD 18S MODEL 10 GRADE 810 MOVEMENT MAINSPRING SIZE QUERY "Click" to Login or Register 
IHC Life Member
Picture of Roddy J. Brunton
posted
CAN ANY ONE TELL ME THE MAINSPRING SIZE FOR A ROCKFORD MOVEMENT?
It is a Size 18s Rockford Model 10 Grade 810
21J
Lever
Full Plate
Adjusted
MADE IN 1901


Roddy JB
 
Posts: 1395 | Location: Richmond, British Columbia in Canada | Registered: January 07, 2009
posted
Roddy,

20 X 2 X 21 1/2

An Illinois 18 Sz will work as well. Both us T ends.

Rob
www.pocketwatchrepairs.net
 
Posts: 580 | Location: Kingsport, Tennessee in the USA | Registered: November 26, 2002
IHC Life Member
Picture of Roddy J. Brunton
posted
Thanks very much Rob.
I'll go through what I have and see if I have that size.
Cheers,
Rod


Roddy JB
 
Posts: 1395 | Location: Richmond, British Columbia in Canada | Registered: January 07, 2009
posted
Your welcome Rod!! If you can't find one Casker's sells them in alloy. Just look under Illinois JA-402 will work.

Rob
www.pocketwatchrepairs.net
 
Posts: 580 | Location: Kingsport, Tennessee in the USA | Registered: November 26, 2002
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