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Gauge Hatch

The Groth Model 61T Gauge Hatch provides access for gauging or obtaining product samples from storage tanks. The gauge hatch has a gauge hook integrated to the base to facilitate sampling the tank. The Model 61T Gauge Hatch incorporates “cushioned-air” seating which assures a superior seal to ensure minimal fugitive emissions.


  • Permits the use of both hands during gauging or sampling
  • Ultra-tight sealing reduces product leakage and fugitive emissions
  • Designed for easy maintenance, thus reducing downtime and lowering operational cost
  • Gauge hatch is able to be mounted to 150# ASME flanges or DIN bolting
  • Incorporates a mechanical lock system to be used with a pad lock or lock out bar
  • Bonding straps are standard
  • Foot Pedal with serrated treadle surface to avoid foot slippage when opening
  • Sizes: 4” (100 mm) to 10” (250 mm)
  • Material of Construction: Aluminum (Non-Sparking), Carbon Steel, Stainless Steel
  • Bolting: 150# ASME, PN 10 DIN, PN 10/16 DIN, PN 16 DIN, Un-drilled
  • Diaphragm: Buna-N (black), FKM (blue), or FEP (clear)

Contact your rep to start an order or learn more.