#300 Flange Bolt Chart

Nominal Pipe Size
(inches)

(inches)
Number of StudsDiameter of Studs
(inches)
Length of Stud - RF
(inches)
Length of Stud - RTJ
(inches)
1/27/841/22-1/23
3/41-1/1645/833-1/2
11-1/1645/833-1/2
1-1/41-1/1645/83-1/43-3/4
1-1/21-1/443/43-1/24
21-1/1685/83-1/24
2-1/21-1/483/444-1/2
31-1/483/44-1/44-3/4
3-1/21-1/483/44-1/45
41-1/483/44-1/25
51-1/483/44-3/45-1/4
61-1/4123/44-3/45-1/2
81-7/16127/85-1/26
101-5/81616-1/46-3/4
121-13/16161-1/86-3/47-1/4
141-13/16201-1/877-1/2
162201-1/47-1/28
182241-1/47-3/48-1/4
202241-1/488-3/4
242-3/8241-1/2910

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