Metric Dimensions of Blind Flange Rating 900 as per ASME B16.5

Blind Flange Dimensions
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Metric Dimensions
15030040060090015002500
Inch Dimensions
15030040060090015002500

900# Flange Body Dimensions

Blind Flange Dimensions
Blind Flange Dimensions
NPSO
Flange OD
tf
Flange Thickness
1/212022.3
3/413025.4
115028.6
1-1/416028.6
1-1/218031.8
221538.1
2-1/224541.3
324038.1
429044.5
535050.8
638055.6
847063.5
1054569.9
1261079.4
1464085.8
1670588.9
18785101.6
20855108
241040139.7

900# Bolts Template

Flange Drilling Template
Flange Drilling Template
NPSBCD
Bolt Circle Dia.
BHD
Bolt Hole Dia
BOLTS
Number of Bolts
BD
Dia. Of Bolt
SBL RF
Stud Bolt Length (RF)
SBL RJ
Stud Bolt Length (RJ)
MBL RF
Machine Bolt Length (RF)
1/282.67/843/4110100110
3/488.97/843/4115110115
1101.6147/8125120125
1-1/4111.1147/8125120125
1-1/2123.81-1/841140135140
2165.1187/8145140145
2-1/2190.51-1/881160150160
3190.5187/8145140145
42351-1/481-1/8170165170
5279.41-3/881-1/4190185190
6317.51-1/4121-1/8190185195
8393.71-1/2121-3/8220215220
10469.91-1/2161-3/8235230235
12533.41-1/2201-3/8255250255
14558.81-5/8201-1/2275265280
166161-3/4201-5/8285280290
18685.82201-7/8325320335
20749.32-1/8202350345360
24901.72 5/8202-1/2440430455
Metric Dimensions
15030040060090015002500
Inch Dimensions
15030040060090015002500

General Notes

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