Bolt - Flange, ANSI Class 2500 (in)

Bolt - Flange, ANSI Class 2500 (in) Stud bolts in accordance with ANSI/ASME B16.5. A stud is threaded either on both ends or the full length of the stud. Studs both have American National Course Threads. Length of stud bolts do not include the height of the point. Length of stud bolts when used with lap joint flanges will depend upon the thickness of the lap joint stub end.
Pipe Size (NPS)	Number of Bolts	Bolt Diameter	Length of Stud Bolt	Wrench Size for Nut
1/2	4	3/4	4 3/4	1 1/4
3/4	4	3/4	5	1 1/4
1	4	7/8	5 1/2	1 7/16
1 1/4	4	1	6	1 5/8
1 1/2	4	1 1/8	6 3/4	1 13/16
2	8	1	7	1 5/8
2 1/2	8	1 1/8	7 3/4	1 13/16
3	8	1 1/4	8 3/4	2
3 1/2	-	-	-	-
4	8	1 1/2	10	2 3/8
5	8	1 3/4	11 3/4	3 1/8
6	8	2	13 1/2	3 1/8
8	12	2	15	3 1/8
10	12	2 1/2	19 1/4	3 7/8
12	12	2 3/4	21 1/4	4 1/4