A11 Valve
5
Table 4. Stud Bolt and Cap Screw Data for Wafer Style Valves
Class 150 & Class 150/150
VALVE SIZE, INCHES 30 36 42 48
Number of Stud Bolts 24 28 32 40
Number of Cap Screws 8 8 8 8
Size-Diameter Inch Thread 1-1/4 8 1-1/2 8 1-1/2 8 1-1/2 8
A-Length of Stud Bolts, Inch 15-1/2 18 20-3/4 22-3/4
B-Length of Cap Screw, Inch 4-1/2 5-1/4 6 6-1/2
Class 300
VALVE SIZE, INCHES 30 36 42 48
Number of Stud Bolts 24 28 28 28
Number of Cap Screws 8 8 8 8
Size-Diameter Inch Thread 1-3/4 8 2 8 1-5/8 8 1-7/8 8
A-Length of Stud Bolts, Inch 21-1/2 24-1/4 26 32
B-Length of Cap Screw, Inch 5-3/4 6-1/2 7-1/4 8
Class 600
VALVE SIZE, INCHES 3 4 6 8 10 12
Number of Stud Bolts 8 8 12 12 12 16
Number of Cap Screws 8 8
Size-Diameter Inch Thread 3/4 10 7/8 9 1 8 1-1/8 8 1-1/4 8 1-1/4 8
A-Length of Stud Bolts, Inch 7-1/4 8-1/2 10 11-1/2 13-1/2 14-3/4
B-Length of Cap Screw, Inch 4-1/4 4-1/2
VALVE SIZE, INCHES 14 16 18 20 24
Number of Stud Bolts 15 16 16 20 20
Number of Cap Screws 8 8 8 8 8
Size-Diameter Inch Thread 1-3/8 8 1-1/2 8 1-5/8 8 1-5/8 8 1-7/8 8
A-Length of Stud Bolts, Inch 16 17-1/2 19 20-3/4 22-1/4
B-Length of Cap Screw, Inch 4-1/2 5 5-1/2 5-3/4 6-1/4
Table 5. Stud Bolt and Cap Screw Data for Single Flange Style Valves
Class 150 & Class 150/150
VALVE SIZE, INCHES 30 36 42 48
Number of Cap Screws 56 64 72 88
Size-Diameter Inch Thread 1-1/4 8 1-1/2 8 1-1/2 8 1-1/2 8
B-Length of Cap Screw, Inch 4-1/2 5-1/4 6-1/4 6-1/2
Class 300
VALVE SIZE, INCHES 30 36 42 48
Number of Cap Screws 56 64 64 64
Size-Diameter Inch Thread 1-3/4 8 2 8 1-5/8 8 1-7/8 8
B-Length of Cap Screw, Inch 5-3/4 6-1/2 6 8-1/4
Class 600
VALVE SIZE, INCHES 3 4 6 8 10 12
Number of Cap Screws 16 16 24 24 32 40
Size-Diameter Inch Thread 3/4 10 7/8 9 1 8 1-1/8 8 1-1/4 8 1-1/4 8
B-Length of Cap Screw, Inch 2-1/2 3 3-1/2 4 4-1/4 4-1/2
VALVE SIZE, INCHES 14 16 18 20 24
Number of Cap Screws 40 40 40 48 48
Size-Diameter Inch Thread 1-3/8 8 1-1/2 8 1-5/8 8 1-5/8 8 1-7/8 8
B-Length of Cap Screw, Inch 4-1/2 5 5-1/2 5-3/4 6-1/4
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