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NABRICO DF-450 Raised Watertight Expansion Dome

NABRICO DF-450 Raised Watertight Expansion Dome

  • Description
  • Specifications

Description

The expansion dome is shown with a 10″ (254 mm) ullage hatch installed in the hatch cover assembly. This add-on feature has the option to be Stainless Steel or removed entirely from the hatch assembly. Additional add-on features available are a Stainless Steel sight glass with cover, blind flange, or any custom sized ullage.

The dome is also equipped with a Stainless Steel coaming ring which can be left off or custom sized for specific needs.

Specifications

  • Additional coaming heights available.
  • Additional opening dimensions available.
  • Other gasket materials available.
  • Available in left hand and right hand models.
MODEL No. PART No. Size A ØB C D E F G WT. (lbs)
DF-450-3026 21010 30" 51" 30" 26" 4" 1/2" 1/2" 50" 750
DF-450-4224 21033 42" 63" 42" 24" 4" 1/2" 1/2" 49" 950
ITEM No. DESCRIPTION MATERIAL
1 HATCH COVER ASSEMBLY STEEL
2 COAMING ASSEMBLY STEEL
3 HATCH GASKET NEOPRENE
4 UPPER COAMING RING STAINLESS
5 WING NUT BRASS
6 DROP BOLT STAINLESS
7 HANDWHEEL ASSEMBLY STEEL
8 CENTER SHAFT STAINLESS
9 HEX NUT STAINLESS
10 I-BEAM SWIVEL ARM STEEL
11 HINGE PIN ASSEMBLY STAINLESS
12 HEX NUT STAINLESS
13 KEEPER PIN & CHAIN GALVANIZED
14 10" ULLAGE HATCH ASSEMBLY STEEL
15 ULLAGE HATCH DROP BOLT STAINLESS
16 ULLAGE HATCH WING NUT BRASS
17 ULLAGE HATCH GASKET NEOPRENE

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