Your question can't be answered as written. What Model? What are ALL the markings? What gauge? How long is the barrel? What type of finish? Mossberg 500C, 20 gauge, 26" accu-choke, serial number K064007, checkered wood stock, blued barrel, vented rib barrel.
Depending on condition. Between $120-200
100-300 USD depending on condition.
I'm not familiar with the Regal designation, but I just bought a 13 year old Mossberg 500C, 20 guage pump, with vent rib and accu-choke(modified tube installed), for $150. It looks like it was never fired.
Your revelation R310C western auto shotgun is a Mossberg model 500C which was made by Mossberg and Sons for Western Auto.
http://www.e-gunparts.com/productschem.asp?chrMasterModel=0840z500
if it is a rare gun ,300-900 uds
You can get your parts from mossberg . The mossberg model 500C is the same gun. You will need to call to order the parts.You also may find the parts you need at www.e-gunparts.com. Thay Cary most of the parts for this shotgun.Some parts you can only get from mossberg
Your shotgun is a Mossberg 500C. Production was from 1962-1976. If your shotgun has no serial number, it was made before the 1968 Gun Control Act. They began checkering the stock and pump handle in 1973, and switched to a different model number in 1976.
You can get parts and information at the following web site: e-Gunparts.com/Forums/MessageBoards. The Revelation 310C is the same as the Mossberg 500C.
500ºC = 932.0ºF
The model 500 Mossberg is a particular style introduced in 1961 by O.F.Mossberg & Sons. It has undergone many style changes over the years, but 500A, B, C, or D are not style changes. A model 500A is the 12 gauge version of the model 500. 500B is 16 gauge. 500C is 20 gauge and 500D is .410 (which is actually a caliber rather than a gauge.