Metric Dimensions
150	300	400	600	900	1500
Inch Dimensions
150	300	400	600	900	1500

NPS	O	tf	X
1/2	120	22.3	38
3/4	130	25.4	44
1	150	28.6	52
1-1/4	160	28.6	64
1-1/2	180	31.8	70
2	215	38.1	105
2-1/2	245	41.3	124

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NPS	Y	B
1/2	32	22.2
3/4	35	27.7
1	41	34.5
1-1/4	41	43.2
1-1/2	44	49.5
2	57	61.9
2-1/2	64	74.6

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Templates for drilling of bolt holes

NPS	BCD	BHD	BOLTS	BD
1/2	82.6	7/8	4	3/4
3/4	88.9	7/8	4	3/4
1	101.6	1	4	7/8
1-1/4	111.1	1	4	7/8
1-1/2	123.8	1-1/8	4	1
2	165.1	1	8	7/8
2-1/2	190.5	1-1/8	8	1

[google-square-ad]

NPS	SBL RFY	SBL RJ	MBL RF
1/2	110	100	110
3/4	115	110	115
1	125	120	125
1-1/4	125	120	125
1-1/2	140	135	140
2	145	140	145
2-1/2	160	150	160

[google-square-ad]

Metric Dimensions
150	300	400	600	900	1500	2500
Inch Dimensions
150	300	400	600	900	1500	2500

General Notes

Dimensions are in millimeters, except for diameters of bolts and bolt holes, which are in inch units.