- Low cost – high strength cast steel construction.
- Cast Steel and Stainless Steel Dog handles (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
- Simple Ullage arm hinge design allows for simple and clear access to port
The Ullage hatch is a strong and secure method of enclosing a tank compartment while still providing easy single bolt operation for inspection or measuring of cargo. Available in 8” and 10” diameters.
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
Steel (ASTM A36)
Painted Primer Grey
UMC-144-5 8″ Steel Hatch with Stainless Steel Hardware
|Model Number||Description||Part Number||Clear Opening In. (mm)||Cutout Dimension in. (mm)||Downloads|
|UMC-144||8″ Round Ullage w/ 7/8″ Coaming||01242-102A||8″
|UMC-144-5||8″ Round Ullage w/ 5″ Coaming||01242-104B||8″
|UMC-569-5||10″ Round Ullage w/ 5″ Coaming||01243-101A||10″
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