The 887 PRO Vacuum Pumps Challenger is a high-performance vacuum pump and requires compatible, high-quality components as manufactured by our innovative minds here at National Vacuum Equipment. We also manufacture and distribute all the required components needed for this and every other pump we sell. Got a specific operational requirement? No problem! We work closely with every client to customize the system to. 887 PRO MAX PACKAGE Vacuum pump included: specify muffler location (left or right) 14” round oil catch muffler High efficiency aluminum moisture trap Accessible 6” stainless steel float ball BUNA positive shut-off ball seat 2” lever drain valve Blank intake flange standard (other fittings available) Vacuum/pressure relief valve and gauge All elbows, fittings and high temp hoses are factory connected Right-hand or left-hand muffler location available High-efficiency intake exhaust silencer L 45 3/16” W 48 15/16” H 29 1/4” SPECIFICATIONS 887 PRO VACUUM PUMP Maximum Airflow 532 CFM *Full vacuum 28 “ Hg *Operating Range - RPM 1100 - 1200 Hp required @ Full Vacuum 30 - 33 Hp required @ 10 psi 27 - 31 Hp required @ 15 psi 27 - 36 Hp required @ 20 psi 33 - 42 Hp required @ 25 psi 38 - 48 Hp required @ 30 psi 50 - 54 Porting size 4” Shaft size (3/8” key) 1 3/4” Pump dimension L 30 7/16” W 21 7/8” H 27 3/8” Approximate weight 620 lbs