Stud and Nut Specifications

TSI Flow Products Studs and All Thread specifications are shown in detail below for each size and dimension. Contact your local TSI Flow Products for your specific application.

TSI Studs for API 6A Valves
Flange
Size		Working
Pressure		Number of
Bolt Holes		Bolt Diameter
(inches)		Bolt Length
(inches)
1-13/16″1000083/4″5-1/4″
“1500087/8″6″
“2000081″7-3/4″
2-1/16″200085/8″4-3/4″
“3,000/5,00087/8″6-1/4″
“1000083/4″5-1/2″
“1500087/8″6-1/4″
“2000081-1/8″8-1/2″
2-9/16″200083/4″5-1/4″
“3,000/5,00081″7″
“1000087/8″6-1/4″
“1500081″7″
“2000081-1/4″9-1/2″
3-1/8″200083/4″5-1/2″
“300087/8″6-1/4″
“500081-1/8″7-3/4″
3-1/16″1000081″7-1/4″
“1500081-1/8″8″
“2000081-3/8″10-3/4″
4-1/16″200087/8″6-1/4″
“300081-1/8″7-1/2″
“500081-1/4″8-1/2″
“1000081-1/8″8-3/8″
“1500081-3/8″9-3/4″
“2000081-3/4″12-3/4″
5-1/8″500081-1/2″10-3/4″
7-1/16″2000121″7-1/2″
“3000121-1/8″8-1/2″
“5000121-3/8″11-1/4″
“10000121-1/2″11-3/4″
“15000121-1/2″13″
“20000122″17-3/4″
9″2000121-1/8″8-1/2″
“3000121-3/8″9-1/2″
“5000121-5/8″12-1/2″
“10000121-1/2″13-1/4″
“15000161-7/8″16″
11″2000161-1/4″9-1/4″
“3000161-3/8″10″
“5000121-7/8″14-1/2″
“10000161-3/4″15-3/8″
“15000202″19-1/2″
13-5/8″2000201-1/4″9-1/2″
“3000201-3/8″10-3/4″
“5000161-5/8″12-3/4″
“10000201-7/8″17-3/4″
“15000202-1/4″21″
16-3/4″2000201-1/2″10-3/4″
“3000201-5/8″12-1/4″
“5000161-7/8″14-3/4″
“10000241-7/8″17-3/4″
18-3/4″5000202″18″
“10000242-1/4″23″
20-3/4″3000202″15-1/4″
21-1/4″2000241-5/8″12-1/2″
“5000242″19″
“10000242-1/2″24-3/4″
26-3/4″2000201-3/4″14-1/4″
“3000242″17-1/2″
29-1/2″720281-3/4″13-1/2″
30″1440282″14-1/2″