Table C-18. Hydrostatic Test Data for Nominal 3.33-Inch (D;) -5.00-Inch (Dq) 

 Flat Acrylic Windows, Test Specimens 86-90 



(Sealed with grease; radial clearance 0.005 to 0.010 inch; nominal D^/Dj ratio 1.5) 



Parameter 



Specimen Number 



Value 1 





















86 



87 



88 



89 



90 



Max 



Avg 



Min 



Thickness (in.) 



0.123 



0.123 



0.119 



0.121 



0.119 



0.123 



0.121 



0.119 



Dq (actual, in.) 



4.988 



4.988 



4.989 



4.989 



4.990 



4.990 



4.989 



4.988 



Temperature (°F) 



66 



66 



66 



67 



67 



67 



66 



66 



t/D| Ratio (actual) 



0.037 



0.037 



0.036 



0.036 



0.036 



0.037 



0.036 



0.036 



Pressurization Rate (psi/min) 



150 



111 



151 



175 



192 



192 



156 



111 



Pressure (psi) 



Axial D 



isplacement of Ce 



iter Point 



on Window's Low- 



Pressure 1 



ace (in.) 



50 



0.132 



0.140 



0.150 



0.157 



0.171 



0.171 



0.150 



0.132 



100 



0.176 



0.194 



0.203 



0.209 



0.224 



0.224 



0.201 



0.176 



Displacement at Failure (in.) 



0.197 



0.194 



0.240 



0.216 



0.244 



0.194 



0.218 



0.244 



Pressure at Failure (psi) 



112 



100 



145 



105 



125 



145 



117 



100 



66 



