In most cases the carrying bars are supported and held apart to the other end of the frame by a supporting column. All parts of the bars in direct contact with the heat transfer plates are made of stainless steel. The plates hang from a top carrying bar and are located by the lower bar. Between each pair of plates there is a rubber gasket, which prevents the fluids from being mixed and from leaking out of the plate pack to the surroundings. In the Plate And Frame heat exchanger design, pressed corrugated metal plates are assembled in a pack and bolted in a frame. 500 cartridges to either 1873 or 1874 with an outside chance that it was introduced in 1872."Īnd here is a photo of the 1868 Tranter found, in pretty good condition compared to some other items found down south.HOW THE SUPERCHANGER PLATE & FRAME HEAT EXCHANGER WORKS 500 Tranter revolvers were manufactured in a limited period of perhaps three or four years which we assume to be 1873/4-1876. Therefore with the gap in serial numbers it is logical that all of the serial 30,000 to 50,000. The closest earlier identified date in this series of 1868 firearms, caliber unknown, was a revolver numbered 36158 and sold in 1872, and the next identified date was 1876 with serial number 54524, as mentioned above. 500 Tranters are identified in the 60,000 serial number range, these all made after 1884. There was a gap in serial numbers in Tranter cartridge revolvers between 40,965 and 50,071, and the site tells us, “Serial No.37339 and serial No.52670 would only be about a year apart.” Six other. 500 Tranter revolvers whose serial numbers were identified as 3825?, 38384, 38411, 3887. 500 cartridge, and the most complete Tranter online site ( ) lists five previous. No bibliography tells us the total number of Model 1868 Tranters chambered for the. 500 Tranter was in use at least by 1875-76. We know from the chambering of this revolver that the. 500 revolver cartridge was developed in the 1870’s. Most articles on 19th century cartridges simply state that the. Another 1868 revolver, chambered in 320, with the relatively close serial number of 54524 was dated to 1876, so our revolver was made approximately that same year or perhaps in 1875. All Tranter cartridge and percussion revolvers were in the same range of serial numbers after 1868. 500 TRANTER REVOLVERS MANUFACTURED? This revolver carries the serial number of 53345. All the numbers get a bit confusing, but this is about as close as I can get to the approximate date that William Tranter introduced this cartridge. I have written the following and would like you to comment on it. I'm getting ready to list it, but first I am trying to get a handle on when the first. I brought up an 1868 Tranter chambered for the.
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