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T-Bolt Style: Round – 18” & 24 “

T-Bolt Style: Round – 18” & 24 “


    • Made from high strength 3/8” steel for better impact resistance
    • No tools required, single bolt T-handle for secure engagement
    • Stainless steel T-Handle and Brass Thread block uses dissimilar metals to prevent galling and ensure trouble-free operation
    • Nitrile rubber gaskets ensure watertight design
This industry standard steel enclosure is based on the proven strongback style hatch and is operated by a single T-handle bolt. Its easy operation facilitates convenient use while maintaining a near flush profile.
Feature Description
Tee Bolt – Stainless Steel
Thread Block -Brass
Strongback – Galvanized Steel
Gasket – Nitrile Rubber
Washer – Brass
Handle Gasket – Nitrile Rubber
Steel (ASTM A36)
Painted Primer Grey

UMC-430-18 Steel Hatch with Stainless Steel Hardware
Model Number Description Part Number Clear Opening In. (mm) Weight Total Lbs (Kgs.) Downloads
UMC-430-18 Flush 18″ T-Bolt Hatch 01210-101A 18″
81 (37) Cutout & CAD Files:
UMC-430-24 Flush 24″ T-Bolt Hatch 01220-101A 24″
Cutout & CAD Files:

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