Prince Wafer Swing Check Valves - Tyco Valves & Controls - #8

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Flange and Bolting Data – Figures 810, 813, and 815 ASME CLASS 125/150 Size Diameter of No. of Bolt (in.) Bolt Circle Bolts Thread 2 43/4 4 5/8 - 11 21/2 51/2 4 5/8 - 11 3 6 4 5/8 - 11 4 71/2 8 5/8 - 11 5 81/2 8 3/4 - 10 6 91/2 8 3/4 - 10 8 113/4 8 3/4 - 10 10 141/4 12 7/8 - 9 12 17 12 7/8 - 9 14 183/4 12 1 - 8 16 211/4 16 1 - 8 18 223/4 16 13/4 - 7 20 25 20 13/4 - 7 24 291/2 20 11/4 - 7 301 36 28 11/4 - 7 361 423/4 32 11/2 - 6 Note 1. ASME Class 125 Only Flange and Bolting Data – Figure 809 ASME CLASS 300 Size Diameter of No. of Bolt (in.) Bolt Circle Bolts Thread 2 5 8 5/8 - 11 3 65/8 8 3/4 - 10 4 77/8 8 3/4 - 10 5 91/4 8 3/4 - 10 6 105/8 12 3/4 - 10 8 13 12 7/8 - 9 10 15 16 1 - 8 12 18 16 11/8 - 7 Recommendations for Installation Position 1. Position the check valve to promote smooth flow. 2. Allow clearance for disc movement. 3. Install the valve in horizontal or upward flow for proper valve closure. Caution Do not use with reciprocating compressors, or in other pulsating services. Note Hinge Position Normal Flow Normal Flow Normal Flow Normal Flow Note Hinge Position Correct Position Incorrect Position Prince Wafer Swing Check Valves Sizes 2" thru 36" Copyright © 2009 Tyco Flow Control. All rights reserved. PRCMC-0033 8 www.tycoflowcontrol.com