Element	H	L	ID	h	Input/Output
BS DN 800.400 T,2T	540	930	800	150	OD/ID 110-400

Element	H	L	ID	h	Input/Output
BS DN 800.400	540	930	800	150	OD/ID 110-300

INDEX	H	h	L	DN
BS 800 - BLIND BASE	690	90	930	as it is needed

Element	H	L	ID	h	Input / Output
BS DN 800	540	930	800	150	OD/ID 110-300