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Brennan 1404-08-12 Steel Pipe Fitting, Straight, 1/2-14 NPTF Male x 3/4-14 NPSM Female Swivel: Industrial Pipe Fitting: Amazon.com: Industrial & Scientific
1/2 14 NPSM PIPE THREAD RING GAGE .5 .50 .500 .5000 GO ONLY P.D. = .7784 CHECK - DW17450AW2 - M & J Tooling LLC
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Amazon.com: Linsen 1/2-14 NPSM Thread Plug Gage 2B GO NOGO 100% Calibrated NPSM 1/2" : Industrial & Scientific
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Dixon 1404-6-8 Male NPTF x 1/2"-14" Female NPSM Swivel Nut, Zinc Plated Steel, 0.38" ID: Amazon.com: Industrial & Scientific
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Brennan - Industrial Pipe Straight Swivel Adapter: 1/2-14 Female Thread, 1/2 -14 Male Thread, NPTF x NPSM - 53565198 - MSC Industrial Supply
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