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De THe [ED ¢ SPOTPACE 
W 108 DAC (6 Fou AACS) 
3 
Ag FA, 
( 7 ) GLASS LETAUMING RING (MODIFICATION) 
PART ORIGINALLY SHOWA ON NAVSHIRS DRAWING 
NO. $2872, SHEET 2, SETA/L Z8-A. 
Part NO. | QUAN | DESCRIPTION | MATERIAL 
PARTS LIST 
PROJ NO Y -ROO9-03-56-020 OGPARTMENT OF THE NAVY BUREAU OF YARDS AND DOCKS 
CEL DWG NO 69-9-IF U. S. NAVAL CW ENGISEERING LABORATORY 
7 
aa Ce EXPERIMENTAL DIVING UNIT 
ore oar MODIFICATION OF GLASS 
ae ae es RETAINING RING 
SSS] 
ae ear 
boot ey 
CS Cs a [ca a 
Figure 3. Modified retaining ring for holding the 7-inch diameter 
acrylic windows in EDU chamber flanges. 
16 
