You can find the repair parts from the manufacturer itself or go to a luggage repair site.
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You can find bicycle pump repair parts at local bike shops, online retailers, and specialty cycling stores.
You can find backpack repair parts at outdoor retailers, specialty backpack stores, or online websites that sell backpack accessories.
The best place to find information on repair parts for your furnace, is to check the site, of the compnay which you own the furnace from. This will lead you to the right place to purchase replacement parts.
Answer == You might try to find the manufacturer's website. Maybe you can also go to a repair shop directly.
One place you can find parts to repair microscopes is at http://www.microscopesfromnightingale.com/. They have parts for a number of different brands of microscopes in addition to the microscopes they sell and they also offer to do repairs for you.
If luggage is in need of repair, one may be able to find replacement parts for their particular brand of luggage by checking the manufacturer's website for parts and repair instructions. If parts are not available a repair shop would have to be located.
Where is the nearest parts dealer/repair shop for Weedeater ?
Most Auto Parts stores sell repair manuals.
Most top brands offer repair parts. You can even find most parts at sporting good stores for major name brands.
Many car shops offer to repair broken windows, however there are specific auto glass shops specified for such jobs. The cost of the repair depends on the quality and condition of the glass.