You can find a parts diagram on the CROSMAN homepage. Click on "Download a manual" (at the bottom of the page ) There you will find an owners manual and parts diagram for the model 66. Parts are still available through Crosman. See the related link.
See the link below. There are 2 versions. Here is one of them.
You have two choices. First: Crosman has the parts manuals online along with the owners manuals. (See the links below) there are several versions of the 760 so look at each one to find yours. Then contact Crosman for the parts you need if they are available. (Customer contact.) Second: If you have no luck with that, Crosman offers a free service to locate shops that repair old Crosman products. So see the 3 links below.
See the link below for the parts list and phone number for Crosman.
The Crosman Recruit is a pellet rifle not a pellet gun. If you want to see how the rifle is assembled then see the link below for the diagram.
This air rifle was made by Crosman air gun company. In reality it is a Crosman model V350. Crosman has the parts manual online See the link below. Crosman also offers a service to locate shops that repair older Crosman air rifles.
As far as I know the Crosman Phantom is not a BB gun but a pellet rifle. If you want to see the parts list for the rifle then see the Crosman link below.
Crosman has most all their diagrams for the airguns that they make online. See http:/www.crosman.com/airguns/service/manuals/crosman-rifles Locate your model towards the bottom of the list. You will also find the owners manual listed.
Crosman offers a service to locate air gun repair shops that service older Crosman air guns. See the link below.
Crosman made 4 versions of the model 66 AIR RIFLE it's not a gun.See this link for the manual and parts list http://www.crosman.com/cs/manuals/crosman-rifles
Crosman still has parts for this model. See the links below for Customer Service Contact and all the Crosman parts and Owners manuals online. BTW it's an Air Rifle not an Air gun.
Crosman offers a free service to locate shops that repair older Crosman products. See the link below.
At this point, you need professional help.