| Precision Valve Corp (Yonkers, NY)
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| Premier Copper & Brass (Portsmouth, VA)
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| Protectoseal Co (Newark, DE)
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| Ray Lewis & Co (Youngstown, OH)
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| Rencor Controls Inc (Fort Edward, NY)
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| Roanoke Hose & Fittings Inc (Roanoke, VA)
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| Rockwood Swendeman (Walden, NY)
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| Ross Valve Mfg Co (Troy, NY)
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| Rotor Clip Co Inc (Somerset, NJ)
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| S & W Machine Co Inc (Elmer, NJ)
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| Saint-Gobain Performance Plstc (Bridgewater, NJ)
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| Salcon (Lewis Center, OH)
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| Shaw Alloy Piping Products (Hampton, NJ)
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| Shaw Alloy Piping Products (New Brunswick, NJ)
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| Sherwood (Niagara Falls, NY)
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| Sherwood Valve (Niagara Falls, NY)
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| Shimmer Inc (Cincinnati, OH)
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| Sigma Pipefittings (Cream Ridge, NJ)
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| Sono-Tek Corp (Milton, NY)
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| Spence Engineering Co Inc (Walden, NY)
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| Standard Nipple Works (Garwood, NJ)
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| Sterling Medical Nurse Svc (Cincinnati, OH)
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| Swagelok Co (Solon, OH)
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| Trident Corp (Hicksville, OH)
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| Tube Craft of America Inc (Williamstown, NJ)
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