Manufacturer: Krueger Sentry, Manufacturer Part Number: B-30-2-S3The Barrel Gauge Type B is a reliable, swing arm type drum gauge used for measuring all types of liquid levels. Its simple mechanical design promotes durability, minimal upkeep, quick installation, and easy/inexpensive repairs. Standard Barrel Gauge Construction – Plastic Calibration, HDPE Lock Nut, Duro Nitrile Gasket, Aluminum Bushing, Galvanized Steel Rods, Nitrophyl Floats. This is a Barrel Gauge for a 30 gallon drum, 2'' NPT opening with stainless steel rods, floats and bushings, includes aluminum lock nut and glass calibration.

Manufacturer: Krueger Sentry, Manufacturer Part Number: B-55-2-S3The Barrel Gauge Type B is a reliable, swing arm type drum gauge used for measuring all types of liquid levels. Its simple mechanical design promotes durability, minimal upkeep, quick installation, and easy/inexpensive repairs. Standard Barrel Gauge Construction – Plastic Calibration, HDPE Lock Nut, Duro Nitrile Gasket, Aluminum Bushing, Galvanized Steel Rods, Nitrophyl Floats. This is a Barrel Gauge ffor a 55 gallon drum, 2'' NPT opening with stainless steel rods, floats and bushing, includes aluminum lock nut and glass calibration.

Manufacturer: Krueger Sentry, Manufacturer Part Number: OF-1.5-12-S3The Overfill Alert Gauge is a high level visual gauge designed to visually alert you that your AST (tank) is near full. This overfill monitor's simple pop up mechanical design promotes easy installs, maximum durability, and low up front costs. Overfill Alert Gauge Construction – Stainless steel rods, floats and bushing, includes aluminum lock nut and glass calibration. Gauge comes with a 1.5'' NPT opening & 12'' tank depth.

Manufacturer: Krueger Sentry, Manufacturer Part Number: OF-1.5-6-S3The Overfill Alert Gauge is a high level visual gauge designed to visually alert you that your AST (tank) is near full. This overfill monitor's simple pop up mechanical design promotes easy installs, maximum durability, and low up front costs. Overfill Alert Gauge Construction – Stainless steel rods, floats and bushing, includes aluminum lock nut and glass calibration. Gauge comes with a 1.5'' NPT opening & 6'' tank depth.

Manufacturer: Krueger Sentry, Manufacturer Part Number: OF-1.5-8-S3The Overfill Alert Gauge is a high level visual gauge designed to visually alert you that your AST (tank) is near full. This overfill monitor's simple pop up mechanical design promotes easy installs, maximum durability, and low up front costs. Overfill Alert Gauge Construction – Stainless steel rods, floats and bushing, includes aluminum lock nut and glass calibration. Gauge comes with a 1.5'' NPT opening & 8'' tank depth.

Manufacturer: Krueger Sentry, Manufacturer Part Number: OF-2-6-S3The Overfill Alert Gauge is a high level visual gauge designed to visually alert you that your AST (tank) is near full. This overfill monitor's simple pop up mechanical design promotes easy installs, maximum durability, and low up front costs. Overfill Alert Gauge Construction – Stainless steel rods, floats and bushing, includes aluminum lock nut and glass calibration. Gauge comes with a 2'' NPT opening & 6'' tank depth.

Manufacturer: Krueger Sentry, Manufacturer Part Number: OF-2-8-S3The Overfill Alert Gauge is a high level visual gauge designed to visually alert you that your AST (tank) is near full. This overfill monitor's simple pop up mechanical design promotes easy installs, maximum durability, and low up front costs. Overfill Alert Gauge Construction – Stainless steel rods, floats and bushing, includes aluminum lock nut and glass calibration. Gauge comes with a 2'' NPT opening & 8'' tank depth.