A metal disc with a 3.125" outside diameter, the Composite Rail Car (CRC) fits the standard threaded or bolted railroad tank car safety vent. Should vacuum occur during unloading or while the car is in transit, the stainless steel vacuum support protects the seal.
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Transporting liquid or gaseous products requires economical yet reliable pressure relief devices. Oseco manufactures a full line of transportation discs for railcars, over the road tanks, and intermodal containers. In addition, specialty discs are also provided for custom applications.