FOOT
VALVES
- 222 -
125FV SERIES
CAST IRON FLANGED
FOOT VALVES
Pressures to 200 PSI (13.8 barg)
Temperatures to 300°F (149°C)
● ASME Class 125 rated foot valve
● Designed to reduced surge and water hammer
● Silent, non-slam closure
● Heavy duty stainless steel screening with flow
areas three to four times that of the pipe area
● Center guided at both ends to prevent binding
and cocking
● Flanged body style
● Bronze Metal to Metal Seats
M
ODELS
● 125FVIB – Cast Iron Body, Bronze Seat and Disc
OPTIONS
● Consult factory
APPLICABLE
CODES
● Bodies in accordance with ASME B16.1
Canadian Registration - OC10274.5C
APPLICA TIONS
● Liquid service: for preventing pump column from
draining upon pump shutdown.
● Maintaining pump prime upon pump outage.
0 6 0 0 - 1 2 5 F V I B M - 4 5
12345678910111213141516
Inlet Size
Model Add’l
Dash Seat Dash Perf Mesh
125FVIB Series Ordering Code
Dash - Position 5
Model - Position 6 -12
125FVIB - CI Body,
Bz Disc, Metal Seat
Seat - Position 13
M - Metal
Dash - Position 14
Inlet Size* - Position 1 - 4
0200 - 2"
0250 - 21⁄2
"
0300 - 3"
0400 - 4"
0500 - 5"
0600 - 6"
0800 - 8"
1000 - 10"
1200 - 12"
1400 - 14"
1600 - 16"
1800 - 18"
PRESSURE/TEMPERATURE CHART
ASME B16.1
Perf - Position 15
304SS Material
1
1 - 1/32"
B - 3/64"
4 - 1/8" (std)
2 - 1/16"
3 - 3/32"
5 - 5/32"
6 - 3/16"
7 - 7/32"
8 - 1/4"
9 - 3/8"
Additional Mesh - Position 16
Leave Blank
If Not Required
1 - 10
2 - 20
3 - 30
4 - 40
5 - 50
6 - 60
7 - 70
8 - 80
9 - 90
250
200
150
125# CI 2”-12”
125# CI 14”-18”
100
50
0
-50
EPDM O-Ring
150100500
200
250
300 350
FOOT
VALVES
- 223 -
125FV SERIES
CAST IRON FLANGED
FOOT VALVES
SPECIFICATION
Foot Valve shall be composed of a Check Valve with single
disc design with Cast Iron Flanged body style designed to
ASME B16.1. The check valve shall have a metal to metal
seat with bronze seat and disc. The check valve shall be
ASME Class 125 rated. The screen shall be constructed
from SA240 304 stainless steel. The foot valve shall be SSI
125FV Cast Iron Series.
MATERIALS OF
CONSTRUCTION
Body ..............................................A126-B Cast Iron
Disc ........................................................B62 Bronze
Seat ........................................................B62 Bronze
Screen Retainer Bolt ..................................SA193 B8
Studs ........................................................SA193 B7
Hex Nuts ....................................................SA194 2H
Screen Flange..................................................SA105
Screen......................................................SA240 304
Gasket ....................................................Red Rubber
DIMENSIONS inches (mm) AND WEIGHTS pounds (kg)
Connections : 2" to 18" Flanged FF
Stud Bolt No.of
Size A B C D E Length Size Bolts Weight
2 6 83⁄
8 4
3
⁄
4 3/4 3 3
1
⁄
4 5/8 4 30
(51) (152) (213) (121) (19) (76) (83) (16) (14)
21⁄
2 7 8
5
⁄
8 5
1
⁄
2 7/8 3 3
1
⁄
2 5/8 4 45
(64) (178) (219) (140) (22) (76) (89) (16) (20)
37
1
⁄2 95⁄8 6 15/16 3 33⁄4 5/8 4 51
(76) (191) (244) (152) (24) (76) (95) (16) (23)
4 9 111⁄8 71⁄2 15/16 3 33⁄4 5/8 8 83
(102) (229) (283) (191) (24) (76) (95) (16) (38)
5 10 133⁄8 81⁄2 15/16 4 4 3/4 8 104
(127) (254) (340) (216) (24) (102) (102) (19) (47)
6 11 157⁄8 91⁄2 1 5 4 3/4 8 133
(152) (279) (403) (241) (25) (127) (102) (19) (60)
813
1
⁄2 195⁄8 113⁄4 11⁄8 6 41⁄4 3/4 8 215
(203) (343) (498) (298) (29) (152) (108) (19) (98)
10 16 235⁄8 141⁄4 13⁄16 7 43⁄4 7/8 12 324
(254) (406) (600) (362) (30) (178) (121) (22) (147)
12 19 233⁄8 17 11⁄4 8 43⁄4 7/8 12 557
(305) (483) (594) (432) (32) (203) (121) (22) (253)
14 21 257⁄8 183⁄4 13⁄8 9 51⁄4 1 12 890
(356) (533) (657) (476) (35) (229) (133) (25) (404)
16 231⁄2 29 211⁄4 17⁄16 10 51⁄2 1 16 1034
(406) (597) (737) (540) (37) (254) (140) (25) (469)
18 25 311⁄8 223⁄4 19⁄16 11 6 11⁄8 16 1171
(457) (635) (791) (578) (40) (279) (152) (29) (531)
Seats: 2" to 18" Bronze
Cracking Pressure:
Vertical Mounting – Consult Factory
Dimensions are subject to change. Consult factory for certified drawings when required.
A
C
D
REMOVE SPRING
B
E
INLET
FOOT
VALVES
- 224 -
* Pressure drop curves are based on water flow.
125FV SERIES
CAST IRON FLANGED FOOT VALVES
PRESSURE DROP VS FLOW RATE*
(Sizes 2" - 18")
Installation Note
1. For correct installation and maintenance, please see our I & M manual.
2. Mount only in vertical position with upward flow.
Size (inches) 2 21⁄2 3 4 5 6 8 1012141618
Min Cv @ .3 PSID) 53 99 135 246 402 566 1004 1579 2556 3286 4199 5112
Cv (@ 1 PSID) 63 105 148 265 430 605 1105 1700 2575 3350 4300 5225
Max Cv (@ 10 PSID) 89 120 174 300 474 696 1297 1992 2593 3479 4427 5376
Cv Values
10
1
PRESSURE DROP (psi)
2
”
2-1/2
”
”
3
VERTICALLY MOUNTED
”
”
5
4
6
”
”
8
”
10
”
12
14
”
”
”
18
16
CONTACT FACTORY FOR CRACKING PRESSURES
0.1
10
100
FLOW RATE (GPM)
1000
10000
100000
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