DF-551 Flush Watertight Quick Acting Escape Hatch
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MODEL No. PART No. SIZE A B ØC D E F G WT. (lbs)
DF-551-18 18406 18" 28 1/16" 22 3/8" 18" 6" 1/2" 5/16" 6 3/8" 140
DF-551-20 18407 20" 30 1/16" 24 3/8" 20" 6" 1/2" 5/16" 6 3/8" 160
DF-551-22 18408 22" 32 1/16" 26 3/8" 22" 6" 1/2" 5/16" 6 3/8" 180
1. ADDITIONAL OPENING DIMENSIONS AVAILABLE.
2. OTHER GASKET MATERIALS AVAILABLE.
PIECE NO. DESCRIPTION MATERIAL
1 HATCH COVER ASSEMBLY STEEL
2 COAMING ASSEMBLY STEEL
3 HATCH GASKET NEOPRENE
4 HANDWHEEL ASSEMBLY STEEL
5 CENTER SHAFT STAINLESS
6 JAM NUT STAINLESS
7 ADJUSTING SPROCKET STEEL
8 HINGE BOX ASSEMBLY STEEL
9 SWIVEL GUIDE ASSEMBLY -
10 DOG ARM STEEL
11 HINGE PIN STAINLESS
12 HINGE SPRING STAINLESS
13 BUSHING NYLON
14 PACKING GRAPHITE
15 DOG ARM PIN STAINLESS
16 ROTATING BLOCK ASSEMBLY STEEL
17 SWIVEL GUIDE BRASS
18 ADJUSTMENT BUTTON STEEL
19 SWIVEL GUIDE SPRING STAINLESS
20 GREASE FITTING STAINLESS
21 GRAB HANDLE STEEL