Threaded Ends - Female NPT. 1" In-Line Check Valve-Spring Loaded. PLASTIC PLUNGER (STEM & SEAT HOLDER). 1" BRASS IN-LINE CHECK VALVE. YOU ARE LOOKING AT ONE 1" BRASS IN-LINE CHECK VALVE. All products represented by Mainland Valve & Fitting, Inc. that is noted as surplus are surplus and are not represented by any manufacture.
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