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Class 2500 Intermediate Connection Flanges

Intermediate Connection Angle note

Intermediate Barrel-I1-.25

Intermediate Barrel-I2-.25

Intermediate Barrel-I3-.25

(Click any image above to enlarge it and lock it in place, then scroll to the bottom table for dimensions)
Size Flange Barrel OD Bolting Nut Stud Bolt Weights Length
Nom Bore OD Thk. RF
OD
I 1 I 2 I 3 No . of
Holes
Hole
Size
Bolt
Circle
Stop
Dia.
Relief
Dia.
Relief
Length
Size RF
Length
RTJ
Length
I 1 I2 I3 Base
B 0 T R D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1’ L
1 0.96 6.25 1.38 2.00 4.00 4.62 5.50 4 1.00 4.25 2.81 2.25 1.12 7/8 5   1/2 5   1/2 43 3.4 54 4.6 71 6.5 12
1  1/2 1.50 8.00 1.75 2.88 5.50 6.00 7.00 4 1.25 5.75 3.94 3.15 1.38 1 1/8 6   3/4 6   3/4 79 6.2 89 7.5 112 10.4 12
2 1.94 9.25 2.00 3.62 6.00 7.00 8.00 8 1.12 6.75 5.12 3.75 1.25   1    7   7 99 7.2 123 10 149 13.4 12
2  1/2 2.32 10.50 2.25 4.12 7.00 7.75 8.88 8 1.25 7.75 5.94 4.50 1.38 1 1/8 7 3/4  8 135 10 153 12 184 16 12
3 2.90 12.00 2.62 5.00 8.25 9.88 11.00 8 1.38 9.00 7.00 5.25 1.50 1  1/4 8  3/4  9 186 13 232 20 267 25 12
4 3.83 14.00 3.00 6.19 9.88 11.00 12.12 8 1.62 10.75 8.38 6.50 1.75 1 1/2  10 10 1/4 259 18 293 24 328 29 12
5 4.81 16.50 3.62 7.31 11.00 13.50 15.25 8 1.88 12.75 10.00 8 2.00 1 1/4 11 3/4 12  1/4 347 22 422 35 477 47 12
6 5.76 19.00 4.25 8.50 13.50 15.12 17.38 8 2.12 14.50 11.38 9.25 2.25  2 13  1/2   14 499 33 545 44 609 60 12
8 7.62 21.75 5.00 10.62 15.12 18.25 20.12 12 2.12 17.25 14.12 12.00 2.25  2 15 15  1/2 647 38 735 61 785 77 12
10 9.56 26.50 6.50 10.75 20.12 22.25 24.12 12 2.62 21.25 17.38 14.75 2.75 2  1/2 19  1/4  20 1342 70 1451 90 1545 109 12
12 11.38 30.00 7.25 15.00 22.25 25.00 27.75 12 2.88 24.38 20.12 17.38 3.00 2 3/4 21   1/4   22 1713 81 1844 110 1966 143 16