First lets get the name right. Colman never made a model 338, Crosman did. So it's a Crosman model 338. You will need this information to get it fixed.
Crosman offer a service to get older model air guns repaired. Go to the link posted below and open it.
On the Crosman home page, click on "find a service center" at the bottom of the page. Then follow the instructions to locate a repair center.
Depends of the gun. A .25 auto pistol- maybe 20 meters. A .338 Lapua rifle- maybe 2,200 meters. In excess of two miles
100-500 USD
This pistol was made between 1986-1991. Without more information about the current condition of the pistol it is not possible to give you an estimate of value. You need to give it some sort of rating like POOR, FAIR, GOOD, VERY GOOD or EXCELLENT Condition before I can answer you.
100-1000 USD or more
50-5000 usd depending on specifics.
Tom's Truck parts 800-338-9232
c - 338 = 238 + 338 +338 c = 576
The toll free telephone number for Allstate Insurance is 888-338-4358.
The largest factor of 338 is 338.
168.0296
338 is divisible by 1, 2 and 338 itself.
338 isn't prime, 338=2*169