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4 Dog Oval With 8" Ullage

Baier Marine

4 Dog Oval Steel Hatch w/ 8" Ullage
Multi-Dog Raised hatches are a strong and secure working enclosure system.  They are universally used hardware on all kinds of commercial vessels from small workboats to ocean going cargo ships.  Their simple design and quality steel construction help them meet the long range trouble free  service requirements in the harshest environments.


  • Low cost - high strength cast steel construction
  • Cast Steel and Stainless Steel Dog handles (available with grease zerks optional)
  • Bronze tumble bolts for corrosion resistance and trouble free operation
  • Bolts and nuts made from dissimilar metals to prevent galling and corrosion

Material: Steel (ASTM A36)
Finish: Painted Primer Grey

Tumble Bolt - Bronze
Dog Handle - Steel
Ullage Arm - Steel
Bolt 5/8-11 - Zinc Plated Steel
Nut 5/8-11 - Stainless Steel
Washer - Stainless Steel
Gasket - Nitrile Rubber

Hatch Model

Clear Opening

Of Dogs

Technical Drawing

UMC-464-5 w/144Ullage

18" x 24"
Ullage - 7"

4 Dog
1 Dog


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