Buying Guide
75
NIBCO INC. WORLD HEADQUARTERS • 1516 MIDDLEBURY ST. • ELKHART, IN 46516-4740 • USA • PH: 1.800.234.0227
TECH SERVICES PH: 1.888.446.4226 • FAX: 1.888.336.4226 • INTERNATIONAL OFFICE PH: +1.574.295.3327 • FAX: +1.574.295.3455
www.nibco.com
Visit www.nibco.com for current Chem-Guide and galvanic potential in piping systems information.
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AHEAD OF THE FLOW
®
Revised 2/12/2020
MATERIAL LIST
PART SPECIFICATION
1. Stem ASTM A 276 S31600SS
2. Handwheel Nut Ductile Iron ASTM A536
3. Identification Plate Aluminum
4. Yoke Bushing Ductile Iron ASTM A536
5. Handwheel Cast Iron ASTM A126 Class B
6. Bonnet Cap Nut Steel ASTM A563
7. Bonnet Cap Ductile Iron ASTM A536
8.
1
Bonnet ASTM A126 3% Nickel Iron Class B
9. Bonnet Cap Bolt Steel ASTM A307/SAE J429
10. Gland Follower Nut Steel ASTM A563
11. Gland Follower Ductile Iron ASTM A536
12. Packing Gland ASTM A276 S31600SS
13. Packing Aramid Fiber / Graphite
14. Gland Follower Bolt Steel ASTM A307/SAE J429
15. Backseat Bushing ASTM A276 S31600SS
16. Body Nut Steel ASTM A563
17. Body Bolt Steel ASTM A307/SAE J429
18. Wedge Pin ASTM A276 S31600SS
19. Body ASTM A126 3% Nickel Iron Class B
20. Seat Ring ASTM A351 CF8M Stainless
21. Wedge Face Ring ASTM A351 CF8M Stainless
22.
2
Wedge ASTM A126 3% Nickel Iron Class B
23. Body Gasket Synthetic Fibers
24. Stem Collar ASTM A276 S31600SS
25. Grease Fitting Alemite 1743B (not shown)
1
Sizes thru 8" made with Yoke Integral with Bonnet. 10" and 12" sizes made with
separate Yoke Bolted to Bonnet.
2
Sizes 2" thru 3" have Solid ASTM A 351 CF8M Wedges. Sizes 4" thru 12" made with
ASTM A126 3% Ni-Iron Wedge with ASTM A351 CF8M Wedge Face Rings.
Class 125 3% Nickel Iron Body Gate Valves
Bolted Bonnet • Outside Screw and Yoke • Solid Wedge • Stainless Steel Trim
200 PSI/13.8 bar non-shock cold working pressure to -20°F to 150°F/-29°C to 66°C
t
Maximum working temperature 450°F/232°C at 125 PSI/8.6 bar
125 PSI/8.6 bar saturated steam to 353°F/178°C
CONFORMS TO MSS SP-70
F-617-13
Flg x Flg
DIMENSIONS—WEIGHTS—QUANTITIES
Dimensions
Size A B C D E Weight
In. mm. In. mm. In. mm. In. mm. In. mm. In. mm. Lbs. Kg.
2 50 7.00 178 16.31 414 8.00 203 6.00 152 .63 16 41 19
2¹⁄₂ 65 7.50 191 17.19 437 8.00 203 7.00 178 .69 17 54 25
3 80 8.00 203 19.50 495 8.00 203 7.50 191 .75 19 66 30
4 100 9.00 229 24.00 610 10.00 254 9.00 229 .94 24 109 49
6 150 10.50 267 31.06 789 12.00 305 11.00 279 1.00 25 179 81
8 200 11.50 292 40.19 1021 14.00 356 13.50 343 1.13 29 309 140
10 250 13.00 330 48.25 1226 16.00 406 16.00 406 1.19 30 481 218
12 300 14.00 356 56.88 1445 18.00 457 19.00 483 1.25 32 706 320
FREEZING WEATHER PRECAUTION: Subsequent to testing a piping system, valves should be left in an
open position to allow complete drainage.
t For detailed Operating Pressure, refer to Pressure Temperature Chart on page 114.
WARNING: This product can expose you to chemicals includ-
ing lead, which is known to the State of California to cause
cancer and birth defects or other reproductive harm. For more
information go to www.P65Warnings.ca.gov.
F-617-13
Flanged