{"product_id":"welch-1399n-01-chemstar-vacuum-pump","title":"Welch 1399N-01, ChemStar Vacuum Pump","description":"\u003ctable width=\"775\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" width=\"635\"\u003e\n\u003cp\u003eThe Welch 1399N-01 ChemStar Vacuum Pump is a rugged and robust vacuum pump for applications requiring pressures \u0026lt; 30 Torr. The 1399N-01 achieves \u0026lt; 0.030 Torr with a pumping speed of 35 liters\/min (1.2 CFM).\u003cbr\u003e\u003cbr\u003eSingle stage, oil sealed vacuum pumps should not be operated continuously at pressures above 30Torr. Operating this vacuum pump at higher pressure will induce excessive oil spraying from the exhaust of the vacuum pump causing premature failure and void warranty. Please consult your Chemtech Scientific Representative for consultation, should the ultimate pressure of your process run above 30 Torr.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePumping Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2 CFM (35 l\/min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Vacuum\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.030 torr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOil Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 qt(0.47 l)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTubing Needed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7\/16(11)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExhaust \/ Intake threads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePump RPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions LxWxH\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17\"x9\"x10\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e63 lb (28.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e115V, 60 hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Welch","offers":[{"title":"Default Title","offer_id":1136581496,"sku":"1399N-01","price":3010.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/products\/welch-1399n-01-chemstar-vacuum-pump-15977283680.jpg?v=1779796020","url":"https:\/\/www.chemtechsci.com\/products\/welch-1399n-01-chemstar-vacuum-pump","provider":"Chemtech Scientific Incorporated","version":"1.0","type":"link"}