No it is not. The only fire rated doors at this time online are Model# SIP0000008973/972. Please visit your local Home Depot or call them and they can help you special order this door with another vendor. Thank you.
From Top of Door Down 6-1/2" to Top of 4" Hinge Cutout ---- From Top of Door Down 37-1/2" to Top of 4" Hinge Cutout ---- From Top of Door Down 68-1/2" to Top of 4" Hinge Cutout
The jamb is wood. Looks to be pine. Even the description says it doesn't come with brick mold, mine did.
How long the paint will last will depend on the door location and quality of paint used. If it will get direct sunlight or weather that will impact the finish regardless if it is a wood or steel door. You can visit your local Home Depot paint desk and they show you options, they have a new Glidden Gel-Flow paint designed specifically for doors.
It does not. You can order a fire rated door at you local Home Depot