page13
RDM-PS-05314-EN-01
Page 14
December 2025
Fire Series Meters (FSMA), Cast Iron
FSMA Measuring Element Assembly – 3 and 4 in.
NOTE:
Service Element Assembly (item 6)
components are outlined in red.
6
5
8
3
2
1
4
9a
9b
7
NOTE:
Service Element Assembly (item 6)
components are outlined in red.
FSMA Measuring Element Assembly – 3, 4 in.
Item
Description
3 in.
4 in.
1
O-ring, calibration shaft
62754-001
62754-001
2
Seal plug, calibration shaft
62793-001
62793-001
3
Lock screw, calibration shaft
68291-001
68291-001
4
Calibration shaft
68288-001
68288-001
5
Cover plate (LL)
66132-002
66132-002
6
Service element assembly
62755-062
62755-062
7
O-ring, head
62754-003
62754-003
8
Cage seal
62924-002
62924-002
9a
Seal bolt hex head (1 required)
25421-034
25421-034
9b
Bolt hex head (3 required)
55031-116
55031-116
ns
Test plug
33879-012
33879-012
ns = not shown
OTE:
N
Head assemblies complete can be ordered through the configurator Contact a Customer Service Representative
for availability