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B.S.
TABLE
DIA. OF
FLANGE
PCDNO OF
BOLTS
DIA OF
BOLTS
DIA OF
HOLES
A 3.3/4" 2.5/8" 4 1/2" 9/16"
D 3.3/4" 2.5/8" 4 1/2" 9/16"
E 3.3/4" 2.5/8" 4 1/2" 9/16"
F 3.3/4" 2.5/8" 4 1/2" 9/16"
H 4.1/2" 3.1/4" 4 5/8" 11/16"
J 4.1/2" 3.1/4" 4 5/8" 11/16"
K 4.1/2" 3.1/4" 4 5/8" 11/16"
R 4.1/2" 3.1/4" 4 5/8" 11/16"
S 5" 3.1/2" 4 3/4" 7/8"
T 5.1/2" 4" 4 3/4" 7/8"
A.S.A. 125/150 3.1/2" 2.3/8" 4 1/2" 5/8"
A.S.A. 300 3.3/4" 2.5/8" 4 1/2" 5/8"
A.S.A. 600 3.3/4" 2.5/8" 4 1/2" 5/8"
A.S.A. 900 4.3/4" 3.1/4" 4 3/4" 7/8"
A.S.A. 1500 4.3/4" 3.1/4" 4 3/4" 7/8"
NP.6 mm
ins
80
3.15
55
2.16
4
4
M10
0.39
11
0.43
NP.10 mm
ins
95
3.74
65
2.56
4
4
M12
0.47
14
0.55
NP.16 mm
ins
95
3.74
65
2.56
4
4
M12
0.47
14
0.55
NP.25 mm
ins
95
3.74
65
2.56
4
4
M12
0.47
14
0.55
NP.40 mm
ins
95
3.74
64
2.56
4
4
M12
0.47
14
0.55
NP.64 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.100 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.160 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.250 mm
ins
130
5.12
90
3.54
4
4
M16
0.63
18
0.71
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 4" 2.7/8" 4 1/2" 9/16"
D 4" 2.7/8" 4 1/2" 9/16"
E 4" 2.7/8" 4 1/2" 9/16"
F 4" 2.7/8" 4 1/2" 9/16"
H 4.1/2" 3.1/4" 4 5/8" 11/16"
J 4.1/2" 3.1/4" 4 5/8" 11/16"
K 4.1/2" 3.1/4" 4 5/8" 11/16"
R 4.1/2" 3.1/4" 4 5/8" 11/16"
S 5" 3.1/2" 4 3/4" 7/8"
T 5.1/2" 4" 4 3/4" 7/8"
A.S.A. 125/150 3.7/8" 2.3/4" 4 1/2" 5/8"
A.S.A. 300 4.5/8" 3.1/4" 4 5/8" 3/4"
A.S.A. 600 4.5/8" 3.1/4" 4 5/8" 3/4"
A.S.A. 900 5.1/8" 3.1/2" 4 3/4" 7/8"
A.S.A. 1500 5.1/8" 3.1/2" 4 3/4" 7/8"
NP.6 mm
ins
90
3.54
65
2.56
4
4
M10
0.39
11
0.43
NP.10 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.16 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.25 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.40 mm
ins
105
4.13
75
2.95
4
4
M12
0.47
14
0.55
NP.64 mm
ins
130
5.12
90
3.54
4
4
M16
0.63
18
0.71
NP.100 mm
ins
130
5.12
90
3.54
4
4
M16
0.63
18
0.71
NP.160 mm
ins
130
5.12
90
3.54
4
4
M16
0.63
18
0.71
NP.250 mm
ins
135
5.31
95
3.74
4
4
M16
0.63
18
0.71
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 4.1/2" 3.1/4" 4 1/2" 9/16"
D 4.1/2" 3.1/4" 4 1/2" 9/16"
E 4.1/2" 3.1/4" 4 1/2" 9/16"
F 4.3/4" 3.7/16" 4 5/8" 11/16"
H 4.3/4" 3.7/16" 4 5/8" 11/16"
J 4.3/4" 3.7/16" 4 5/8" 11/16"
K 5" 3.3/4" 4 5/8" 11/16"
R 5" 3.3/4" 4 5/8" 11/16"
S 5.1/2" 4" 4 3/4" 7/8"
T 5.3/4" 4.1/4" 4 3/4" 7/8"
A.S.A. 125/150 4.1/4" 3.1/8" 4 1/2" 5/8"
A.S.A. 300 4.7/8" 3.1/2" 4 5/8" 3/4"
A.S.A. 600 4.7/8" 3.1/2" 4 5/8" 3/4"
A.S.A. 900 4.7/8" 4" 4 7/8" 1"
A.S.A. 1500 4.7/8" 4" 4 7/8" 1"
NP.6 mm
ins
100
3.94
75
2.95
4
4
M10
0.39
11
0.43
NP.10 mm
ins
115
4.53
85
3.35
4
4
M12
0.47
14
0.55
NP.16 mm
ins
115
4.53
85
3.35
4
4
M12
0.47
14
0.55
NP.25 mm
ins
115
4.53
85
3.35
4
4
M12
0.47
14
0.55
NP.40 mm
ins
115
4.53
85
3.35
4
4
M12
0.47
14
0.55
NP.64 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.100 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.160 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.250 mm
ins
150
5.91
105
4.13
4
4
M20
0.79
22
0.87
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 4.3/4" 3.7/16" 4 1/2" 9/16"
D 4.3/4" 3.7/16" 4 1/2" 9/16"
E 4.3/4" 3.7/16" 4 1/2" 9/16"
F 5.1/4" 3.7/8" 4 5/8" 11/16"
H 5.1/4" 3.7/8" 4 5/8" 11/16"
J 5.1/4" 3.7/8" 4 5/8" 11/16"
K 5.1/4" 3.7/8" 4 5/8" 11/16"
R 5.1/4" 3.7/8" 4 5/8" 11/16"
S 5.3/4" 4.1/4" 4 3/4" 7/8"
T 6.1/4" 4.3/4" 4 7/8" 1"
A.S.A. 125/150 4.5/8" 3.1/2" 4 1/2" 5/8"
A.S.A. 300 5.1/4" 3.7/8" 4 5/8" 3/4"
A.S.A. 600 5.1/4" 3.7/8" 4 5/8" 3/4"
A.S.A. 900 6.1/4" 4.3/8" 4 7/8" 1"
A.S.A. 1500 6.1/4" 4.3/8" 4 7/8" 1"
NP.6 mm
ins
120
4.72
90
3.54
4
4
M12
0.47
14
0.55
NP.10 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.16 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.25 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.40 mm
ins
140
5.51
100
3.94
4
4
M16
0.63
18
0.71
NP.64 mm
ins
155
6.1
110
4.33
4
4
M20
0.79
22
0.87
NP.100 mm
ins
155
6.1
110
4.33
4
4
M20
0.79
22
0.87
NP.160 mm
ins
155
6.1
110
4.33
4
4
M20
0.79
22
0.87
NP.250 mm
ins
165
6.5
120
4.72
4
4
M20
0.79
22
0.87
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 5.1/4" 3.7/8" 4 1/2" 9/16"
D 5.1/4" 3.7/8" 4 1/2" 9/16"
E 5.1/4" 3.7/8" 4 1/2" 9/16"
F 5.1/2" 4.1/8" 4 5/8" 11/16"
H 5.1/2" 4.1/8" 4 5/8" 11/16"
J 5.1/2" 4.1/8" 4 5/8" 11/16"
K 6" 4.1/2" 4 3/4" 7/8"
R 6" 4.1/2" 4 3/4" 7/8"
S 6.1/4" 4.3/4" 4 3/4" 7/8"
T 6.3/4" 5.1/4" 4 3/4" 7/8"
A.S.A. 125/150 5" 3.1/2" 4 1/2" 5/8"
A.S.A. 300 6.1/8" 3.7/8" 4 3/4" 7/8"
A.S.A. 600 6.1/8" 4.1/2" 4 3/4" 7/8"
A.S.A. 900 7" 4.7/8" 4 1" 1.1/8"
A.S.A. 1500 7" 4.7/8" 4 1" 1.1/8"
NP.6 mm
ins
130
5.12
100
3.94
4
4
M12
0.47
14
0.55
NP.10 mm
ins
150
5.91
110
4.33
4
4
M16
0.63
18
0.71
NP.16 mm
ins
150
5.91
110
4.33
4
4
M16
0.63
18
0.71
NP.25 mm
ins
150
5.91
110
4.33
4
4
M16
0.63
18
0.71
NP.40 mm
ins
150
5.91
110
4.33
4
4
M16
0.63
18
0.71
NP.64 mm
ins
170
6.69
125
4.92
4
4
M20
0.79
22
0.87
NP.100 mm
ins
170
6.69
125
4.92
4
4
M20
0.79
22
0.87
NP.160 mm
ins
170
6.69
125
4.92
4
4
M20
0.79
22
0.87
NP.250 mm
ins
185
7.28
135
5.31
4
4
M24
0.95
26
1.02
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 6" 4.1/2" 4 5/8" 11/16"
D 6" 4.1/2" 4 5/8" 11/16"
E 6" 4.1/2" 4 5/8" 11/16"
F 6.1/2" 5" 4 5/8" 11/16"
H 6.1/2" 5" 4 5/8" 11/16"
J 6.1/2" 5" 4 3/4" 7/8"
K 6.1/2" 5" 4 5/8" 11/16"
R 6.1/2" 5" 4 5/8" 11/16"
S 6.3/4" 5.1/4" 4 3/4" 7/8"
T 7.1/4" 5.3/4" 4 3/4" 7/8"
A.S.A. 125/150 6" 4.3/4" 4 5/8" 3/4"
A.S.A. 300 6.1/2" 5" 4 5/8" 3/4"
A.S.A. 600 6.1/2" 5" 4 5/8" 3/4"
A.S.A. 900 8.1/2" 6.1/2" 4 7/8" 1"
A.S.A. 1500 8.1/2" 6.1/2" 4 7/8" 1"
NP.6 mm
ins
140
5.51
100
4.33
4
4
M12
0.47
14
0.55
NP.10 mm
ins
165
6.5
125
4.92
4
4
M16
0.63
18
0.71
NP.16 mm
ins
165
6.5
125
4.92
4
4
M16
0.63
18
0.71
NP.25 mm
ins
165
6.5
125
4.92
4
4
M16
0.63
18
0.71
NP.40 mm
ins
165
6.5
125
4.92
4
4
M16
0.63
18
0.71
NP.64 mm
ins
180
7.09
135
5.31
4
4
M20
0.79
22
0.87
NP.100 mm
ins
195
7.68
145
5.71
4
4
M24
0.95
26
1.02
NP.160 mm
ins
195
7.68
145
5.71
4
4
M24
0.95
26
1.02
NP.250 mm
ins
200
7.87
150
5.91
4
4
M24
0.95
26
1.02
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 6.1/2" 5" 4 5/8" 11/16"
D 6.1/2" 5" 4 5/8" 11/16"
E 6.1/2" 5" 4 5/8" 11/16"
F 7.1/4" 5.3/4" 4 5/8" 11/16"
H 7.1/4" 5.3/4" 4 5/8" 11/16"
J 7.1/4" 5.3/4" 4 3/4" 7/8"
K 7.1/4" 5.3/4" 4 3/4" 7/8"
R 7.1/4" 5.3/4" 4 3/4" 7/8"
S 7.1/4" 5.3/4" 4 3/4" 7/8"
T 8" 6.1/2" 4 7/8" 1"
A.S.A. 125/150 7" 5.1/2" 4 5/3" 3/4"
A.S.A. 300 7.1/2" 5.7/8" 4 3/4" 7/8"
A.S.A. 600 7.1/2" 5.7/8" 4 3/4" 7/8"
A.S.A. 900 9.5/8" 7.1/2" 4 1" 1.1/8"
A.S.A. 1500 9.5/8" 7.1/2" 4 1" 1.1/8"
NP.6 mm
ins
160
6.3
130
5.12
4
4
M12
0.47
14
0.55
NP.10 mm
ins
185
7.28
145
5.71
4
4
M16
0.63
18
0.71
NP.16 mm
ins
185
7.28
145
5.71
4
4
M16
0.63
18
0.71
NP.25 mm
ins
185
7.28
145
5.71
4
4
M16
0.63
18
0.71
NP.40 mm
ins
185
7.28
145
5.71
4
4
M16
0.63
18
0.71
NP.64 mm
ins
205
8.07
160
6.3
4
4
M20
0.79
22
0.87
NP.100 mm
ins
220
8.66
170
6.69
4
4
M24
0.94
26
1.02
NP.160 mm
ins
220
8.66
170
6.69
4
4
M24
0.94
26
1.02
NP.250 mm
ins
230
9.06
180
7.09
4
4
M24
0.94
26
1.02
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 7.1/4" 5.3/4" 4 5/8" 11/16"
D 7.1/4" 5.3/4" 4 5/8" 11/16"
E 7.1/4" 5.3/4" 4 5/8" 11/16"
F 8" 6.1/2" 4 5/8" 11/16"
H 8" 6.1/2" 4 5/8" 11/16"
J 8" 6.1/2" 4 3/4" 7/8"
K 8" 6.1/2" 4 3/4" 7/8"
R 8" 6.1/2" 4 3/4" 7/8"
S 8" 6.1/2" 4 7/8" 1"
T 9.1/4" 7.1/2" 4 1" 1.1/8"
A.S.A. 125/150 7.1/2" 6" 4 5/8" 3/4"
A.S.A. 300 8.1/4" 6.5/8" 4 3/4" 7/8"
A.S.A. 600 8.1/4" 6.5/8" 4 3/4" 7/8"
A.S.A. 900 9.1/2" 7.1/2" 4 7/8" 1"
A.S.A. 1500 10.1/2" 8" 4 1.1/8" 1.1/4"
NP.6 mm
ins
190
7.48
150
5.91
4
4
M16
0.63
18
0.71
NP.10 mm
ins
200
7.87
160
6.3
4
4
M16
0.63
18
0.71
NP.16 mm
ins
200
7.87
160
6.3
4
4
M16
0.63
18
0.71
NP.25 mm
ins
200
7.87
160
6.3
4
4
M16
0.63
18
0.71
NP.40 mm
ins
200
7.87
160
6.3
4
4
M16
0.63
18
0.71
NP.64 mm
ins
215
8.45
170
6.69
4
4
M20
0.79
22
0.87
NP.100 mm
ins
230
9.06
180
7.09
4
4
M24
0.94
26
1.02
NP.160 mm
ins
230
9.06
180
7.09
4
4
M24
0.94
26
1.02
NP.250 mm
ins
255
10.04
200
7.87
4
4
M27
1.06
30
1.18
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 8.1/2" 7" 4 5/8" 11/16"
D 8.1/2" 7" 4 5/8" 11/16"
E 8.1/2" 7" 4 5/8" 11/16"
F 9" 7.1/2" 4 5/8" 11/16"
H 9" 7.1/2" 4 5/8" 11/16"
J 9" 7.1/2" 4 3/4" 7/8"
K 9.1/2" 7.3/4" 4 7/8" 1"
R 9.1/2" 7.3/4" 4 7/8" 1"
S 9.3/4" 8" 4 1" 1.1/8"
T 11.1/4" 9.1/4" 4 1.1/8" 1.1/4"
A.S.A. 125/150 9" 7.1/2" 4 5/8" 3/4"
A.S.A. 300 10" 7.7/8" 4 3/4" 7/8"
A.S.A. 600 10.3/4" 8.1/2" 4 7/8" 1"
A.S.A. 900 11.1/2" 9.1/4" 4 1.1/8" 1.1/4"
A.S.A. 1500 12.1/4" 9.1/2" 4 1.1/4" 1.3/8"
NP.6 mm
ins
210
8.27
170
6.69
4
4
M16
0.63
18
0.71
NP.10 mm
ins
220
8.66
180
7.09
4
4
M16
0.63
18
0.71
NP.16 mm
ins
220
8.66
180
7.09
4
4
M16
0.63
18
0.71
NP.25 mm
ins
235
9.25
190
7.48
4
4
M20
0.79
22
0.87
NP.40 mm
ins
235
9.25
190
7.48
4
4
M20
0.79
22
0.87
NP.64 mm
ins
250
9.84
200
7.87
4
4
M24
0.94
26
1.02
NP.100 mm
ins
265
10.43
210
8.28
4
4
M27
1.06
30
1.18
NP.160 mm
ins
265
10.43
210
8.28
4
4
M27
1.06
30
1.18
NP.250 mm
ins
300
11.81
235
9.25
4
4
M30
1.18
33
1.3
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 10" 8.1/4" 4 5/8" 11/16"
D 10" 8.1/4" 8 5/8" 11/16"
E 10" 8.1/4" 8 5/8" 11/16"
F 11" 9.1/4" 8 3/4" 7/8"
H 11" 9.1/4" 8 3/4" 7/8"
J 11" 9.1/4" 8 7/8" 1"
K 11" 9.1/4" 12 7/8" 1"
R 11" 9.1/4" 12 7/8" 1"
S 11.1/4" 9.1/4" 12 7/8" 1"
T 12.3/4" 10.1/4" 12 1.1/8" 1.1/4"
A.S.A. 125/150 10" 8.1/2" 8 3/4" 7/8"
A.S.A. 300 11" 9.1/4" 8 3/4" 7/8"
A.S.A. 600 13" 10.1/2" 8 1" 1.1/8"
A.S.A. 900 13.3/4" 11" 8 1.1/4" 1.3/8"
A.S.A. 1500 14.3/4" 11.1/2" 8 1.1/2" 1.5/8"
NP.6 mm
ins
240
9.45
200
7.87
8
8
M16
0.63
18
0.71
NP.10 mm
ins
250
9.84
210
8.27
8
8
M16
0.63
18
0.71
NP.16 mm
ins
250
9.84
210
8.27
8
8
M16
0.63
18
0.71
NP.25 mm
ins
270
10.63
220
8.66
8
8
M24
0.94
26
1.02
NP.40 mm
ins
270
10.63
220
8.66
8
8
M24
0.94
26
1.02
NP.64 mm
ins
295
11.61
240
9.45
8
8
M27
1.06
30
1.18
NP.100 mm
ins
315
12.4
250
9.84
8
8
M30
1.18
33
1.3
NP.160 mm
ins
315
12.4
250
9.84
8
8
M30
1.18
33
1.3
NP.250 mm
ins
340
13.39
275
10.83
12
12
M30
1.18
33
1.3
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 11" 9.1/4" 4 5/8" 11/16"
D 11" 9.1/4" 8 5/8" 11/16"
E 11" 9.1/4" 8 3/4" 7/8"
F 12" 10.1/4" 12 3/4" 7/8"
H 12" 10.1/4" 12 3/4" 7/8"
J 12" 10.1/4" 12 7/8" 1"
K 12" 10.1/4" 12 7/8" 1"
R 12" 10.1/4" 12 7/8" 1"
S 12.3/4" 10.3/4" 12 1" 1.1/8"
T 14.3/4" 12.1/2" 12 1.1/4" 1.3/8"
A.S.A. 125/150 11" 9.1/2" 8 3/4" 7/8"
A.S.A. 300 12.1/2" 10.5/8" 12 3/4" 7/8"
A.S.A. 600 14" 11.1/2" 12 1" 1.1/8"
A.S.A. 900 15" 12.1/2" 12 1.1/8" 1.1/4"
A.S.A. 1500 15.1/2" 12.1/2" 12 1.3/8" 1.1/2"
NP.6 mm
ins
265
10.43
225
8.86
8
8
M16
0.63
18
0.71
NP.10 mm
ins
285
11.22
240
9.45
8
8
M20
0.79
22
0.87
NP.16 mm
ins
285
11.22
250
9.84
8
8
M20
0.79
22
0.87
NP.25 mm
ins
300
11.81
250
9.84
8
8
M24
0.94
26
1.02
NP.40 mm
ins
300
11.81
220
8.66
8
8
M24
0.94
26
1.02
NP.64 mm
ins
345
13.58
280
11.02
8
8
M30
1.18
33
1.3
NP.100 mm
ins
355
13.98
290
11.42
12
12
M30
1.18
33
1.3
NP.160 mm
ins
355
13.98
290
11.42
12
12
M30
1.18
33
1.3
NP.250 mm
ins
390
15.35
320
12.6
12
12
M33
1.3
36
1.42
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 12" 10.1/4" 8 5/8" 11/16"
D 12" 10.1/4" 8 5/8" 11/16"
E 12" 10.1/4" 8 3/4" 7/8"
F 13.1/4" 11.1/2" 12 3/4" 7/8"
H 13.1/4" 11.1/2" 12 3/4" 7/8"
J 13.1/4" 11.1/2" 12 7/8" 1"
K 13.1/4" 11.1/2" 12 1" 1.1/8"
R 13.1/4" 11.1/2" 12 1" 1.1/8"
S 14.3/4" 12.1/2" 12 1.1/8" 1.1/4"
T 17" 14.1/2" 12 1.3/8" 1.1/2"
A.S.A. 125/150          
A.S.A. 300          
A.S.A. 600          
A.S.A. 900          
A.S.A. 1500          
NP.6 mm
ins
         
NP.10 mm
ins
315
12.4
270
10.63
8
8
M20
0.79
22
0.87
NP.16 mm
ins
315
12.4
270
10.63
8
8
M20
0.79
22
0.87
NP.25 mm
ins
330
12.99
280
11.02
12
12
M24
0.94
26
1.02
NP.40 mm
ins
350
13.78
295
11.61
12
12
M27
1.06
30
1.18
NP.64 mm
ins
375
14.76
310
12.2
12
12
M30
1.18
33
1.3
NP.100 mm
ins
385
15.16
320
12.6
12
12
M30
1.18
33
1.3
NP.160 mm
ins
390
15.35
320
12.6
12
12
M33
1.3
36
1.42
NP.250 mm
ins
430
16.93
355
13.98
12
12
M36
1.42
39
1.53
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 13.1/4" 11.1/2" 8 5/8" 11/16"
D 13.1/4" 11.1/2" 8 5/8" 11/16"
E 13.1/4" 11.1/2" 12 3/4" 7/8"
F 14.1/2" 12.3/4" 12 3/4" 7/8"
H 14.1/2" 12.3/4" 12 3/4" 7/8"
J 14.1/2" 12.3/4" 12 7/8" 1"
K 14.1/2" 12.3/4" 12 1" 1.1/8"
R 14.1/2" 12.3/4" 12 1" 1.1/8"
S 16.1/4" 14" 12 1.1/4" 1.3/8"
T 18.3/4" 16" 12 1.1/2" 1.5/8"
A.S.A. 125/150 13.1/2" 11.3/4" 8 3/4" 7/8"
A.S.A. 300 15" 13" 12 7/8" 1"
A.S.A. 600 16.1/2" 13.3/4" 12 1.1/8" 1.1/4"
A.S.A. 900 18.1/2" 15.1/2" 12 1.3/8" 1.1/2"
A.S.A. 1500 19" 15.1/2" 12 1.3/8" 1.3/4"
NP.6 mm
ins
320
12.6
280
11.02
8
8
M16
0.63
18
0.71
NP.10 mm
ins
340
13.39
295
11.61
8
8
M20
0.79
22
0.87
NP.16 mm
ins
340
13.39
295
11.61
12
12
M20
0.79
22
0.87
NP.25 mm
ins
360
14.17
310
12.2
12
12
M24
0.94
26
1.02
NP.40 mm
ins
375
14.76
320
12.6
12
12
M27
1.06
30
1.18
NP.64 mm
ins
415
16.34
345
13.58
12
12
M33
12.99
36
14.17
NP.100 mm
ins
430
16.93
360
14.17
12
12
M33
12.99
36
14.17
NP.160 mm
ins
430
16.93
360
14.17
12
12
M33
12.99
36
14.17
NP.250 mm
ins
485
19.09
400
15.75
12
12
M39
1.54
42
1.65
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 14.1/2" 12.3/4" 8 5/8" 11/16"
D 14.1/2" 12.3/4" 8 5/8" 11/16"
E 14.1/2" 12.3/4" 12 3/4" 7/8"
F 16" 14" 12 7/8" 1"
H 16" 14" 12 7/8" 1"
J 16" 14" 12 1" 1.1/8"
K 16" 14" 16 1" 1.1/8"
R 16" 14" 16 1" 1.1/8"
S 17.1/4" 15.1/4" 16 1.1/8" 1.1/4"
T 20" 17.1/2" 16 1.3/8" 1.1/2"
A.S.A. 125/150          
A.S.A. 300          
A.S.A. 600          
A.S.A. 900          
A.S.A. 1500          
NP.6 mm
ins
         
NP.10 mm
ins
         
NP.16 mm
ins
         
NP.25 mm
ins
         
NP.40 mm
ins
         
NP.64 mm
ins
         
NP.100 mm
ins
         
NP.160 mm
ins
         
NP.250 mm
ins
         
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 16" 14" 8 3/4" 7/8"
D 16" 14" 8 3/4" 7/8"
E 16" 14" 12 3/4" 7/8"
F 17" 15" 12 7/8" 1"
H 17" 15" 12 7/8" 1"
J 17" 15" 12 1" 1.1/8"
K 17" 15" 16 1" 1.1/8"
R 17" 15" 16 1" 1.1/8"
S 19" 16.3/4" 16 1.1/4" 1.3/8"
T 22" 19.1/4" 16 1.1/2" 1.5/8"
A.S.A. 125/150 16" 14.1/4" 12 7/8" 1"
A.S.A. 300 17.1/2" 15.1/4" 16 1" 1.1/8"
A.S.A. 600 20" 17" 16 1.1/4" 1.3/8"
A.S.A. 900 21.1/2" 18.1/2" 16 1.3/8" 1.1/2"
A.S.A. 1500 23" 19" 12 1.7/8" 2"
NP.6 mm
ins
375
14.76
335
13.19
12
12
M16
0.63
18
0.71
NP.10 mm
ins
395
15.55
350
13.78
12
12
M20
0.79
22
0.87
NP.16 mm
ins
405
15.94
355
13.98
12
12
M24
0.95
26
1.02
NP.25 mm
ins
425
16.73
370
14.57
12
12
M27
1.06
30
1.18
NP.40 mm
ins
450
17.72
385
15.16
12
12
M30
1.18
33
130
NP.64 mm
ins
470
18.5
400
15.75
12
12
M33
1.3
36
1.42
NP.100 mm
ins
505
19.88
430
16.93
12
12
M36
1.42
39
1.54
NP.160 mm
ins
515
20.28
430
16.93
12
12
M39
1.54
42
1.65
NP.250 mm
ins
585
23.03
490
19.29
12
12
M45
1.77
48
1.89
B.S. TABLEDIA. OF FLANGEPCDNO OF BOLTSDIA OF BOLTSDIA OF HOLES
A 18" 16" 8 3/4" 7/8"
D 18" 16" 12 3/4" 7/8"
E 18" 16" 12 7/8" 1"
F 19.1/4" 17.1/4" 16 7/8" 1"
H 19.1/4" 17.1/4" 16 7/8" 1"
J 19.1/4" 17.1/4" 16 1" 1.1/8"
K 19.1/4" 17.1/4" 16 1.1/8" 1.1/4"
R 20" 18" 16 1.1/8" 1.1/4"
S 22.3/4" 20" 16 1.1/4" 1.5/8"
T 25.3/4" 22.1/2" 16 1.3/4" 1.7/8"
A.S.A. 125/150 19" 17" 12 7/8" 1"
A.S.A. 300 20.1/2" 17.3/4" 16 1.1/8" 1.1/4"
A.S.A. 600 22" 19.1/4" 20 1.1/4" 1.3/8"
A.S.A. 900 24" 21" 20 1.3/8" 1.1/2"
A.S.A. 1500 26.1/2" 22.1/2" 16 2" 2.1/8"
NP.6 mm
ins
440
17.32
395
15.55
12
12
M20
0.79
22
0.87
NP.10 mm
ins
445
17.52
400
15.75
12
12
M20
0.79
22
0.87
NP.16 mm
ins
460
18.11
410
16.14
12
12
M24
0.95
26
1.02
NP.25 mm
ins
485
19.09
430
16.93
16
16
M27
1.06
30
1.18
NP.40 mm
ins
515
20.28
450
17.72
16
16
M30
1.18
33
130
NP.64 mm
ins
530
20.87
460
18.11
16
16
M33
1.3
36
1.42
NP.100 mm
ins
585
23.03
500
19.69
16
16
M36
1.42
42
1.54
NP.160 mm
ins
585
23.03
500
19.69
16
16
M39
1.54
42
1.65
NP.250 mm
ins
690
27.17
590
19.69
16
16
M48
1.89
52
2.04