Buying Guide

18
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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AHEAD OF THE FLOW
®
Revised 7/20/2018
Dezincification
Resistant
Class 300 Bronze Gate Valves
Block Pattern • Union Bonnet • Non-Rising Stem • Alloy Solid Wedge
300 PSI/20.7 bar saturated steam to 421° F/216° C
600 PSI/41.4 bar non-shock cold working pressure
CONFORMS TO MSS SP-80
T-176-SS
T-176-A
Threaded
T-176-SS
NPT x NPT
with Stainless Steel Seats
T-176-A
NPT x NPT
with Integral Seats
MATERIAL LIST
PART SPECIFICATION
1. Handwheel Nut 300 Series Stainless Steel
2. Identification Plate Aluminum
3. Handwheel Malleable Iron ASTM A 47
Silicon Bronze ASTM B 371
4. Stem Alloy C69400/C69430
or ASTM B 99 Alloy C65100
5. Packing Nut
Bronze ASTM B 62 or ASTM B124
Alloy C37700 or Alloy C36000
6. Packing Gland
Bronze ASTM B 62 or ASTM B124
Brass ASTM B16 C36000
7. Packing Aramid Fibers with Graphite
8. Stuffing Box Bronze ASTM B 61
9. Bonnet Bronze ASTM B 61
10. Union Nut Bronze ASTM B 61
11. Body Bronze ASTM B 61
12. Wedge
T-176-SS Bronze ASTM B 61
T-176-A Copper Nickel Alloy
T-176-SS Stainless Steel Type 410
13. Seats ASTM A 276 Alloy 541000
T-176-A Integral with Body
DIMENSIONS—WEIGHTS—QUANTITIES
Dimensions
T-176-SS T-176-A
Size A B A B T-176-SS T-176-A Master
In. mm. In. mm. In. mm. In. mm. In. mm. Lbs. Kg. Lbs. Kg. Ctn. Qty.
¹⁄₄ 8 x x x x 1.88 48 3.88 98 x x 1.15 0.52 50
³⁄₈ 10 x x x x 2.06 53 3.88 98 x x 1.14 0.52 50
¹⁄₂ 15 2.38 60 4.19 106 2.31 59 4.31 106 1.44 0.65 1.44 0.65 40
³⁄₄ 20 2.69 68 4.63 117 2.44 62 4.63 117 2.15 0.98 2.13 0.97 30
1 25 3.13 79 5.44 138 2.88 73 5.44 138 3.25 1.47 3.24 1.47 20
1 ¹⁄₄ 32 3.44 87 6.06 154 3.13 79 6.06 154 4.56 2.07 4.57 2.07 10
1 ¹⁄₂ 40 3.75 95 7.13 181 3.38 86 7.13 181 6.02 2.73 5.98 2.71 10
2 50 4.25 108 8.31 211 3.88 99 8.31 211 10.46 4.74 10.18 4.62 6
x Not available this size.
FREEZING WEATHER PRECAUTION: Subsequent to testing a piping system, valves should be left in an open posi-
tion 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.