00-540-5120			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-540-5121			
			
				Observation Window			
			
				13.200" overall length 12.820" overall width rounded corners 			
		 
			
			
			
				00-540-9049			
			
				Observation Window			
			
				Two etched markings 0.010 in. wide white filled at right angles to each other circular 			
		 
			
			
			
				00-541-2554			
			
				Glass Tubing			
			
				14.000" overall length 0.516" bore diameter tubing 			
		 
			
			
			
				00-541-7507			
			
				Observation Window			
			
				3.720" overall length 2.720" overall width oval 			
		 
			
			
			
				00-541-7508			
			
				Observation Window			
			
				8.220" overall length 4.220" overall width square corners 			
		 
			
			
			
				00-541-7815			
			
				Glass Tubing			
			
				6.500" overall length 0.375" bore diameter tubing 			
		 
			
			
			
				00-541-7817			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-541-8243			
			
				Observation Window			
			
				Both edges chamfered 0.005 in. to @o.020 in. at 45 deg circular 			
		 
			
			
			
				00-541-8244			
			
				Observation Window			
			
				0.150 to 0.200 in by 45.0 deg chamfer circular 			
		 
			
			
			
				00-542-3394			
			
				Observation Window			
			
				0.344" overall length 2.219" overall width three 0.102 in. dia. mtg. holes spaced on 1.062 in. square corners 			
		 
			
			
			
				00-542-3397			
			
				Reinforcing Fibrous Glass Mat			
			
							
		 
			
			
			
				00-543-0709			
			
				Observation Window Frame			
			
							
		 
			
			
			
				00-546-1844			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-546-6264			
			
				Observation Window			
			
				4.000" overall length 5.000" overall width four 0.189 in. dia. mtg. holes on 3.500 in. by 4.500 in. centers square corners 			
		 
			
			
			
				00-549-5285			
			
				Laminated Glass			
			
				43.000" overall length 16.000" overall width square corners 			
		 
			
			
			
				00-549-5289			
			
				Laminated Glass			
			
				32.000" overall length 32.000" overall width square corners 			
		 
			
			
			
				00-550-6505			
			
				Glass Tubing			
			
				14.000" overall length 0.562" bore diameter tubing 			
		 
			
			
			
				00-550-6506			
			
				Glass Tubing			
			
				16.000" overall length 0.562" bore diameter tubing 			
		 
			
			
			
				00-550-6507			
			
				Glass Tubing			
			
				18.000" overall length 0.562" bore diameter tubing 			
		 
			
			
			
				00-550-7038			
			
				Observation Window			
			
							
		 
			
			
			
				00-551-0463			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-551-0542			
			
				Observation Window			
			
				Held by retaining ring, 45.0 deg chamfer 0.180 in. dp on edge circular 			
		 
			
			
			
				00-551-0766			
			
				Glass Tubing			
			
				62.313" overall length 0.211" bore diameter tubing 			
		 
			
			
			
				00-551-4232			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-553-1668			
			
				Observation Window			
			
				0.594 in.dia.hole in center circular 			
		 
			
			
			
				00-553-7523			
			
				Observation Window			
			
				One side treated for 2 pct max reflectivity circular 			
		 
			
			
			
				00-555-8123			
			
				Observation Window			
			
				5.286" overall length 1.927" overall width light deviation not to exceed 10 min of arc rounded corners 			
		 
			
			
			
				00-555-9736			
			
				Observation Window			
			
				6.860" overall length 2.207" overall width light deviation not to exceed 2 min of arc rounded corners 			
		 
			
			
			
				00-563-1110			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-563-3840			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-563-3917			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-567-0625			
			
				Laminated Glass			
			
				16.063" overall length 11.688" overall width rounded corners 			
		 
			
			
			
				00-567-9251			
			
				Laminated Glass			
			
				18.250" overall length 16.313" overall width rounded corners 			
		 
			
			
			
				00-571-4721			
			
				Observation Window			
			
							
		 
			
			
			
				00-573-6858			
			
				Observation Window			
			
				10.250" overall length 8.625" overall width square corners 			
		 
			
			
			
				00-574-9749			
			
				Observation Window			
			
				Used on vic autoflex,filter,models 159,159e,160,160e,161,161e,162 and 163. circular 			
		 
			
			
			
				00-575-0740			
			
				Observation Window			
			
				Surface quality 80-50 circular 			
		 
			
			
			
				00-580-4886			
			
				Observation Window			
			
				4.150" overall length 2.230" overall width square corners 			
		 
			
			
			
				00-580-6828			
			
				Observation Window			
			
				7.438" overall length 5.688" overall width 4 corners chamfer 0.250 in. by 45.0 deg square corners 			
		 
			
			
			
				00-580-6830			
			
				Observation Window			
			
				13.375" overall length 5.125" overall width 4 corners chamfer 0.250 in. by 45.0 deg square corners 			
		 
			
			
			
				00-580-6914			
			
				Observation Window			
			
				Circular 			
		 
			
			
			
				00-580-7102			
			
				Observation Window			
			
				13.220" overall length 3.220" overall width all corners beveled 0.188 in. by 45 deg square corners 			
		 
			
			
			
				00-580-7103			
			
				Observation Window			
			
				3.150" overall length 1.470" overall width all corners beveled 0.188 in. by 45 deg square corners 			
		 
			
			
			
				00-580-7104			
			
				Observation Window			
			
				17.560" overall length 4.250" overall width all corners beveled 0.120 in. by 45 deg, sides to be square andparallel within 0.020 in. square corners 			
		 
			
			
			
				00-580-7105			
			
				Observation Window			
			
				17.560" overall length 10.500" overall width all corners beveled 0.120 in. by 45 deg, sides to be square andparallel within 0.020 in. square corners 			
		 
			
			
			
				00-580-7106			
			
				Observation Window			
			
				3.250" overall length 17.250" overall width all corners beveled 0.120 in. by 45 deg, sides to be square andparallel within 0.020 in. square corners 			
		 
			
			
			
				00-580-7107			
			
				Observation Window			
			
				3.470" overall length 1.470" overall width all corners beveled 0.188 in. by 45 deg square corners 			
		 
			
			
			
				00-580-7108			
			
				Observation Window			
			
				20.750" overall length 4.380" overall width all corners beveled 0.120 in. by 45 deg, sides to be square andparallel within 0.020 in. square corners 			
		 
			
			
			
				00-580-7109			
			
				Observation Window			
			
				9.000" overall length 8.560" overall width all corners beveled 0.120 in. by 45 deg, sides to be square andparallel within 0.020 in. square corners