Table C-21. Hydrosfatic Test Data for Nominal 3.33-Inch (D;) -5.00-Inch (0^) 

 Flat Acrylic Windows, Test Specimens 101 -105 



(Sealed with grease; radial clearance 0.002 to 0.005 inch; nominal Dq/D| ratio 1.5) 



Parameter 



Specimen Number 



Value 





















101 



102 



103 



104 



105 



Max 



Avg 



Min 



Thickness (in.) 



0.841 



0.836 



0.847 



0.831 



0.830 



0.847 



0.837 



0.830 



Dq (actual, in.) 



4.995 



4.995 



4.994 



4.995 



4.994 



4.995 



4.995 



4.994 



Temperature (°F) 



70 



69 



65 



65 



64 



70 



67 



64 



t/Dj Ratio (actual) 



0.252 



0.251 



0.254 



0.249 



0.249 



0.254 



0.251 



0.249 



Pressurization Rate (psi/min) 



660 



6641/ 



669 



652 



620 



669 



653 



620 



Pressure (psi) 



Axial D 



Isplacement of Cer 



ter Point 



on Window's Low- 



Pressure F 



ace (in.) 



500 



0.019 



0.010 



0.004 



0.002 



0.011 



0.019 



0.009 



0.002 



1,000 



0.030 



0.018 



0.019 



0.012 



0.022 



0.030 



0.020 



0.012 



1,500 



0.040 



0.025 



0.029 



0.019 



0.031 



0.040 



0.029 



0.019 



2,000 



0.050 



0.039 



0.037 



0.034 



0.042 



0.050 



0.040 



0.034 



2,500 





0.046 



0.045 



0.042 



0.053 



0.053 



0.047 



0.042 



3,000 



0.072 



0.058 



0.052 



0.050 



0.061 



0.072 



0.059 



0.050 



3,500 



0.084 



0.129-!y 





0.130 





0.130 



0.114 



0.084 



4,000 



0.102 









0.084 









4,500 



0.117 

















Displacement at Failure (in.) 



0.124 







0.138 



0.084 



0.138 



0.115 



0.084 



Pressure at Failure (psi) 



4,750 



3,550 



3,400 



3,600 



4,000 



4,750 



3,860 



3,400 



\j Preloaded pressure unknown, plugged gage line. 



69 



