Main Tube Outer Diameter OD		Standard TEE	Short TEE	t		ID
Inch Size	mm	M
1/4	6.35	35	-	1.0 (0.89)		4.35	4.57
3/8	9.53	37	-	1.0 (0.89)		7.53	7.75
1/2	12.7	39	-	1.0, 1.24 (1.65)		10.7,10.22 (9.4)
5/8	15.88	49	-	1.0 (1.24)		13.88	(13.4)
3/4	19.05	52	-	1.24	1.65	16.57	15.75
1	25.4	55	-	1.65	1.24	22.1	22.92
11/4	31.8	59	-	1.65		28.5
11/2	38.1	74	-	1.65		34.8
2	50.8	77	-	1.65		47.5
21/2	63.5	90	-	1.65		60.2
3	76.2	97	-	1.65		72.9
4“	101.6	110	-	2.11		97.38
5	127	140	-	2.77	3.05	121.46	120.9
6	152.4	160	-	2.77	3.05	146.86	146.3