FNW 651A User Manual
Figure 651A
CAST IRON VALVES
125# FLANGED 200 WOG
IBBM GATE VALVE
Features:
•• 200•PSI•WOG•Non-Shock••(-20°F•to•150°F)
•• 125•PSI•WSP•(Saturated•Steam•to•353°F)
•• Flat•Faced•Flanges
•• Rising•Stem•OS&Y
•• Tapered•Solid•Wedge
•• Body•Guide•Ribs
•• Back•Seat•Stop
Standards:
•• Class•125•Flanges:•ANSI•B16.1
•• Pressure/Temperature•Rating:•ANSI•B16.1
•• Face•to•Face•Dimensions:•ANSI•B16.10
•• Design•&•Testing:•MSS•SP-70
Options & Accessories:
FNW•offers•many•options,•accessories•and•
•for•their•iron•body•valves•which•
include,•but•are•not•limited•to:•By-Passes,•
Packing•Options,•Stem•Extensions,•Floor•Stands,•
Switches,•and•Actuation•such•as•Pneumatic•
Cylinders•or•Electric•Operators,•Gear•Operators,•
and•Chain•wheels.
Pressure/Temperature*
Temp (°F) Pressure (PSI)
•-20•to•150 200
200 190
225 180
250 175
275 170
300 165
325 155
350 150
375 145
400 140
425 130
••••••••••••**450 125
*• P/T•listed•is•for•2•to•12•inch,•200•WOG•ASTM•A126•Class•B•gray•
iron•valves.••Temperatures•shown•are•that•of•the•pressure•containing•
parts•of•the•valve•and•are•assumed•to•be•equal•to•the•contained•
•temperature.••Use•of•a•pressure•rating•at•a•pressure•containing•
temperature•other•than•the•contained•
end-user.
**• Maximum•temperature•for•bronze•trim.
•is•at•the•responsibility•of•the•
Figure Number Matrix
FNW 651A Size
SIZE•CODE
• 2•=•K
• 2-1/2•=•L
• 3•=•M
• 4•=•P
• 5•=•S
• 6•=•U
• 8•=•X
• 10•=•10
• 12•=•12
www.fnw.com
CAST IRON VALVES
125# FLANGED 200 WOG
IBBM GATE VALVE
Standard Materials
Ref.
No.
1 Body
2 Seat
3 Wedge
4
5
6
7 Bonnet•Nut Carbon•Steel,•ASTM•A563 1•Set
8 Stem Brass,•ASTM•B16 1
9 Bonnet
10 Packing Graphite 5
11 Gland•Flange Ductile•Iron,•ASTM•A536•65-45-12 1
12
13
14
15 Yoke•Nut Carbon•Steel,•ASTM•A563 4 10"•&•12"•only
16 Yoke Cast•Iron,•ASTM•A126•B 1 10"•&•12"•only
17 Stem•Nut Brass 1
18
19 Screw Carbon•Steel,•ASTM•A307B 1 10"•&•12"•only
20 Handwheel Cast•Iron,•ASTM•A126•B 1
21
22
23 Backseat
24
Description Material Qty Remarks
Cast•Iron,•ASTM•A126•B 1
Bronze,•ASTM•B62 2
Cast•Iron,•ASTM•A126•B 1
Wedge•Ring Bronze,•ASTM•B62 2
Body•Gasket Graphite•&•Steel•Plate 1
Bonnet•Bolt Carbon•Steel,•ASTM•A307B 1•Set
Cast•Iron,•ASTM•A126•B 1
Gland•Bolt Carbon•Steel,•ASTM•A307B 2
Gland•Nut Carbon•Steel,•ASTM•A563 2
Yoke•Bolt Carbon•Steel,•ASTM•A307B 4 10"•&•12"•only
Yoke•Nut•Bushing Cast•Iron,•ASTM•A126•B 1 10"•&•12"•only
I.D.•Plate Aluminum 1
Handwheel•Nut Ductile•Iron,•ASTM•A536•65-45-12 1
Brass,•ASTM•B16 1
Handwheel•Washer Brass 1 2"•-•8"•only
Figure 651A
6•on•10"•&•12"
Dimensions (inches)
Size Port øJ øG T N øM L øW
2 1.97 4.74 5.98 0.63 4 0.75 7.00 7.09 10.94 13.46
2-1/2 2.50 5.50 7.01 0.69 4 0.75 7.50 7.09 12.24 15.39
3 2.99 6.00 7.52 0.75 4 0.75 8.00 7.09 13.39 17.01
4 3.94 7.50 9.02 0.94 8 0.75 9.00 7.87 15.47 20.12
5 4.92 8.50 10.00 0.94 8 0.87 10.00 9.84 17.87 23.62
6 5.91 9.50 10.98 1.00 8 0.87 10.50 11.02 19.76 26.42
8 7.87 11.75 13.50 1.12 8 0.87 11.50 11.81 23.31 32.01
10 9.84 14.25 15.98 1.19 12 0.98 13.00 14.17 35.24 46.14
12 11.81 17.00 19.02 1.25 12 0.98 14.00 15.75 41.54 54.49
H
(closed)
H1
(open)
Cv & Weight
Size
Cv
Wt. (Lbs)
DOC: FNW651A10 Ver. 8/2012
©•2012•-•FNW.••All•rights•reserved.
The•FNW•logo•is•a•trademark•of•Ferguson•Enterprises,•Inc.,•PL•Sourcing,•PO•Box•2778,•Newport•News,•VA•23609
The•contents•of•this•publication•are•presented•for•information•purposes•only,•and•while•effort•has•been•made•to•ensure•their•accuracy,•they•are•not•to•be•construed•as•
warranties•or•guarantees,•expressed•or•implied,•regarding•the•products•or•services•described•herein•or•their•use•or•applicability.••All•sales•are•governed•by•our•terms•and•
conditions,•which•are•available•on•request.••We•reserve•the•right•to•modify•or•improve•the•designs•or•specications•of•our•products•at•any•time•without•notice.••Always•
verify•that•you•have•the•most•recent•product•specications•or•other•documentation•prior•to•the•installation•of•these•products.
2 2-1/2 3 4 5 6 8 10 12
215 335 510 945 1525 2250 4150 6700 9925
35 44 53 84 115 150 231 386 547
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