FIGURE 671B
CAST IRON VALVES
125# FLANGED 200 WOG IBBM SWING CHECK VALVE
FEATURES
• 200 psi WOG non-shock (-20°F to 150°F)
• 125 psi WSP (125 psi at 450°F)
• Flat faced flanges
• Horizontal swing
• Horizontal installation or vertical with upward flow
PRODUCT SPECIFICATIONS
Standards
• Class 125 flanges: ANSI B16.1
• Pressure/temperature rating: MSS SP-71
• Face to face dimensions: ANSI B16.10
• Design and testing: MSS SP-71
TEMPERATURE/PRESSURE*
Temp (°F) Pressure (PSI)
CV & WEIGHT
SIZE Cv Wt. (Lbs)
2 45 25
2-1/2 75 36
3 110 46
4 210 81
5 345 115
6 530 150
8 1010 253
10 1580 442
12 2460 638
*P/T listed is for 2" to 12", 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 fluid’s temperature. Use of a pressure rating at a pressure containing
temperature other than the contained fluid’s is at the responsibility of the end-user.
-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
DIMENSIONS INCHES
SIZE Port H L C D T nxh
2 2.00 4.65 8.00 4.75 6.00 0.62 4x3/4
2-1/2 2.50 5.37 8.50 5.50 7.00 0.69 4x3/4
3 3.00 5.77 9.50 6.00 7.50 0.75 4x3/4
4 4.00 6.65 11.50 7.50 9.00 0.94 8x3/4
5 5.00 7.78 13.00 8.50 10.00 0.94 8x3/4
6 6.00 8.47 14.00 9.50 11.00 1.00 8x3/4
8 8.00 10.40 19.50 11.75 13.50 1.12 8x3/4
10 10.00 11.91 24.50 14.25 16.00 1.19 12x1
12 12.00 13.52 27.50 17.00 19.00 1.25 12x1
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©2020 Ferguson Enterprises, LLC 0920 2134519 We reserve the right to modify or improve the designs or specifications of our products at any time without notice.
FIGURE 671B
CAST IRON VALVES
125# FLANGED 200 WOG IBBM SWING CHECK VALVE
PARTS BREAKDOWN
Fig. 671B
Section A-A
Size: 3", 4", 6" - 12"
Section A-A
Size: 2", 2-1/2", 5"
FIGURE NUMBER MATRIX
FNW 671B Size Code
2 = K 4 = P 8 = X
Fig. 671B
2-1/2 = L 5 = S 10 = 10
3 = M 6 = U 12 = 12
PART MATERIALS & QUANTITY
Ref # Description Material Specification Qty Notes
1 Body Cast Iron ASTM A126-B 1
2 Body Seat Ring Cast Bronze ASTM B62 1
3 Disc Seat Cast Bronze ASTM B62 1
4 Disc Seat
5 Split Pin Stainless Steel ASTM A276-304 1
6 Hanger Pin Brass ASTM B16 1
7 Gasket Non-Asbestors 1
8 Hanger Ductile Iron ASTM A536 1
9 Washer Steel 1
10 Nut Steel ASTM A307-A 1
11 Full Thread Bolt Steel ASTM A307-A 1 2", 2-1/2", 5"
12 Cover Cast Iron ASTM A126-B 1
13 Hex. Head Bolt Steel ASTM A307-A 1 Set
14 Eye Bolt Stainless Steel ASTM A276-304 1 6" - 12"
15 Body Cast Iron ASTM A126-B 1
16 Hanger Ductile Iron ASTM A536 1
17 Hanger Pin Brass ASTM B16 1
18 Gasket Non-Asbestors 1
19 Side Plug Brass ASTM B16 1
20 Washer Brass ASTM B16 2 3", 4", 6" - 12"
Cast Iron ASTM A126-B 1 2", 2-1/2", 5"
Ductile Iron ASTM A536 1 3", 4", 6" - 12"
FNW.COM
©2020 Ferguson Enterprises, LLC 0920 2134519 We reserve the right to modify or improve the designs or specifications of our products at any time without notice.
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