Here is an MKS / HPS KF50 angle valve, short stem, model 99-3347. The valve has HPS, division of MKS stamped on one edge. Also has serial # 11533 stamped on it.Includes a KW50 90 degree elbow, a clamp and a sealing ring. Unsure of part #'s for the elbow, clamp or ring. The clamp was made by Nor-Cal. The ring and elbow are MKS. The angel valve is app 9-1/2 inches long and weighs about 8 pounds. Some minor blemishes and scratches from previous use. No vendor packaging or manuals included. If you have any questions, let me know please. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Semiconductor & PCB Manufacturing Equipment\Other Semiconductor & PCB Manufacturing". The seller is "twsales2012" and is located in this country: US. This item can be shipped to United States.