Emerson Rosemount 3308 Series Reference Manual page 185

Reference Manual
00809-0100-4308
A.6.1 Proprietary flanges
Figure A-19: Proprietary Flanges
D: Outside diameter
B : Flange thickness with gasket surface
1
B : Flange thickness without gasket surface
2
F=B -B
1
G: Gasket surface diameter
# Bolts: Number of bolts
K: Bolt hole circle diameter
Dimensions are in inches (millimeters).
Note
Dimensions may be used to aid in the identification of installed flanges. It is not intended
for manufacturing use.
Table A-20: Dimensions of Proprietary Flanges
(1)
Special flanges D
™
Fisher 249B/ 9.00 (228.6) 1.50 (38.2)
(2)
259B
(3)
Fisher 249C 5.69 (144.5) 0.94 (23.8)
(2)
™
Masoneilan 7.51(191.0)
(1) These flanges are also available in a vented version.
(2) Flange with raised face.
(3) Flange with recessed face.
For information about flange temperature and pressure ratings, see
flange
Reference Manual
: Gasket surface thickness
2
B B
1 2
1.25 (31.8)
1.13 (28.6)
1.54 (39.0) 1.30 (33.0)
rating.
Specifications and reference data
F G
0.25 (6.4) 5.23 (132.8) 8
-0.19 (-4.8) 3.37 (85.7)
0.24 (6.0) 4.02 (102.0) 8
February 2020
# Bolts K
7.25 (184.2)
8 4.75
(120.65)
5.87 (149.0)
Fisher and Masoneilan
185