Standard Tubular Gauge Glass

Size	Length	Temp. Up to 150º F	Steam Boiler Service Up to 425º F	Size	Length	Temp. Up to  150ºF	Steam Boiler Service Up to  425º F
5/8”O.D. +0,-3/64” 5/64”Wall ± 1/64”	8	210	100	3/4”O.D. +0,-3/64”  3/32”Wall ± 1/64”	8	210	100
	10	210	100		10	210	100
	12	205	100		12	205	100
	14	200	100		14	200	100
	16	195	100		16	195	100
	18	190	100		17	190	100
	20	185	100		18	190	100
	24	180	100		20	185	100
	30	175	Not Recommended		24	180	Not Recommended
	36	165	Not Recommended		30	175	Not Recommended
	48	140	Not Recommended		36	165	Not Recommended
	60	120	Not  Recommended		48	140	Not Recommended
	72 Max	100	Not Recommended		60	120	Not Recommended
					72 Max	100	Not Recommended