Close, but no cigar. Your Montgomery Ward's shotgun Model 6OOERI is the Remington model SPT 58. You can get the firing pin from gunpartscorp.com for $12 plus hipping. It is part number 100170D.
www.leesgunparts.com I have new firing pins for that model. sales@countrygunsmith.net
gunpartscorp has pins for the pocket model, but not the self loader model. See their website.
Ask a gunsmith for help
The Ted Williams model 100 was a Winchester model 1894 rifle.Use this model to order a new firing pin.
Your sears ted williams model 100 is actually a winchester model 1894 rifle that was made by winchester for sears.You can find a firing pin at numrich gun parts corp.They can be found on the web.
You can find a firing pin for a J.Stevens "Crack Shot" Model 26 by contacting Cardinal Promotions Inc. at email address: CardinalPromotions@mchsi.com
There were two types of firing pin used on that model. Would need to see the bolt, but we have the pin. gunshop@nctv.com
try www.gunparts.com or a gun smith could make you one
Try egunparts
Best left to a gunsmith
Numrich eparts