Buying Guide
55
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
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Visit www.nibco.com for current Chem-Guide and galvanic potential in piping systems information.
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AHEAD OF THE FLOW
®
Revised 4/20/2020
MATERIAL LIST
PART SPECIFICATION
1. Handwheel Nut Steel ASTM A563
2. Identification Plate Aluminum
3. Handwheel Cast Iron ASTM A126 Class B
4. Yoke Bushing Ductile Iron ASTM A536
5. Bonnet Cast Iron ASTM A126 Class B
6. Stem Steel ASTM A108 12L14 Electroless NI-PI
7. Gland Follower Nut Steel ASTM A307/SAE J429
8. Gland Follower
Cast Iron ASTM A126 Class B
or Ductile Iron ASTM A536
9. Packing Gland Zinc Plated Powdered Iron ASTM B783
10. Gland Follower Stud Steel ASTM A307/SAE J429
11. Packing Aramid Fibers / Graphite
12.
1
Body Bolt Steel ASTM A307/SAE J429
13. Body Gasket Synthetic Fibers / Nitrile
14.
1
Body Nut Steel ASTM A563
15. Swivel Nut Cast Iron ASTM A126 Class B
16. Disc Cast Iron ASTM A126 Class B
17. Seat Ring Cast Iron ASTM A126 Class B
18. Body Cast Iron ASTM A126 Class B
1
2" and 10" have hex head steel capscrew.
2
2" thru 8" have Aramid Fibers/graphite packings. 10" has wire reinforced carbon yarn with resil-
ient core and graphite and Zinc finish.
NOTE: NIBCO may substitute Ductile Iron ASTM A395 (60-40-18) for ASTM A126 Class B Cast Iron for
the Body, Bonnet, Wedge, or Disc. NIBCO may substitute Ductile Iron ASTM A395 (60-40-18) or
ASTM A536 (65-45-12) for all other ASTM A126 Class B Cast Iron components.
Class 125 All Iron Trim Iron Body Globe Valves
Bolted Bonnet • Renewable Seat and Disc*
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-85
F-718-N
Flanged
F-718-N
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 8.00 203 10.19 259 7 178 6.00 152 .63 16 33 15
2¹⁄₂ 65 8.50 216 11.81 300 8 203 7.00 178 .69 17 49 22
3 80 9.50 241 12.50 318 8 203 7.50 191 .75 19 66 30
4 100 11.50 292 15.81 402 10 254 9.00 229 .94 24 97 44
5 125 13.00 330 16.50 419 10 254 10.00 254 .94 24 141 64
6 150 14.00 356 18.88 479 12 305 11.00 279 1.00 25 183 83
8 200 19.50 495 21.13 537 16 406 13.50 343 1.13 29 359 163
10 250 24.50 622 25.19 640 18 457 16.00 406 1.19 30 611 277
*With proper machining facilities available.
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 including 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.