Troubleshooting guide

137
Reference Manual
00809-0100-4308, Rev BA
Appendix A: Reference Data
December 2014
Reference Data
Figure A-19. Proprietary Flanges
Note
Dimensions may be used to aid in the identification of installed flanges. It is not intended for
manufacturing use.
Table A-14. Dimensions of Proprietary Flanges
Special flanges
(1)
(1) These flanges are also available in a vented version.
D B
1
B
2
F G # Bolts K
Fisher 249B/259B
(2)
(2) Flange with raised face.
9.00
(228.6)
1.50
(38.2)
1.25
(31.8)
0.25
(6.4)
5.23
(132.8)
8 7.25
(184.2)
Fisher 249C
(3)
(3) Flange with recessed face.
5.69
(144.5)
0.94
(23.8)
1.13
(28.6)
-0.19
(-4.8)
3.37
(85.7)
8 4.75
(120.65)
Masoneilan
(2)
7.51
(191.0)
1.54
(39.0)
1.30
(33.0)
0.24
(6.0)
4.02
(102.0)
8 5.87
(149.0)
D
B
1
G
Raised Face Recessed Face
K
D: Outside diameter
B1: Flange thickness with gasket surface
B2: Flange thickness without gasket surface
F=B
1
-B
2
: Gasket surface thickness
G: Gasket surface diameter
# Bolts: Number of bolts
K: Bolt hole circle diameter
G
B
1
DK
B
2
B
2
Dimensions are in inches (millimeters).
#