Industrial TQ300000AV Cast Iron Pump Without Flywheel

The Campbell Hausfeld TQ300000AV is a four‑cylinder, cast‑iron, single‑stage oil‑bath air compressor pump designed as a heavy‑duty replacement for Campbell Hausfeld CE4XXX and TQ3XXX models. Built with solid cast‑iron cylinders, this pump delivers durable, low‑noise operation and features a dipstick and breather with a side port for easy oil filling, helping maintenance and longevity. Weighing about 82 lbs and measuring roughly 20 × 20 × 20 inches, the unit is a compact powerhouse within industrial oil‑lubricated pump assemblies. This model carries the part numbers TQ300000AV, TQ3010, 4ME97, and TQ3126, and is manufactured in the United States as part of Campbell Hausfeld’s replacement pump lineup, commonly used in four‑cylinder installations.