Type
A With tapped bore d3 in the center, with two countersunk bores for socket cap screws
B With bore d4 in the center, with two countersunk bores for socket cap screws
C With tapped bore d3 in the center, with two tapped bores to screw on
D With bore d4 in the center, with two tapped bores to screw on
E Without bores
Type: A - With tapped bore d~3~ in the center, with two countersunk bores for socket cap screws
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Part Number 48 Part Number 60 d1 z
Tooth count d2 d3 d4 d5 d6 d7 h1 ±0.004
Center of the teeth h2
(2 x h1 ) m1 m2 w min.
Stroke
0.87
1.06
1.26
1.57
48
60
0.61
0.77
0.93
1.18
M 4
M 5
M 6
M 8
0.17
0.20
0.24
0.32
0.13
0.17
0.21
0.25
M 3
M 4
M 5
M 6
0.12
0.16
0.20
0.24
0.256 ±0.004
0.295 ±0.004
0.354 ±0.004
0.453 ±0.004
0.51
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.02
0.03
0.04
0.05
187.4-22-48-A-ST 187.4-22-60-A-ST 0.87 48 0.61 M 4 0.17 0.13 M 3 0.12 0.256 ±0.004 0.51 0.47 0.47 0.02
187.4-27-48-A-ST 187.4-27-60-A-ST 1.06 48 0.77 M 5 0.20 0.17 M 4 0.16 0.295 ±0.004 0.59 0.59 0.59 0.03
187.4-32-48-A-ST 187.4-32-60-A-ST 1.26 48 0.93 M 6 0.24 0.21 M 5 0.20 0.354 ±0.004 0.71 0.71 0.71 0.04
187.4-40-48-A-ST 187.4-40-60-A-ST 1.57 48 1.18 M 8 0.32 0.25 M 6 0.24 0.453 ±0.004 0.91 0.91 0.91 0.05
Filter combination produces no result.
Type: B - With bore d~4~ in the center, with two countersunk bores for socket cap screws
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Part Number 48 Part Number 60 d1 z
Tooth count d2 d3 d4 d5 d6 d7 h1 ±0.004
Center of the teeth h2
(2 x h1 ) m1 m2 w min.
Stroke
0.87
1.06
1.26
1.57
48
60
0.61
0.77
0.93
1.18
M 4
M 5
M 6
M 8
0.17
0.20
0.24
0.32
0.13
0.17
0.21
0.25
M 3
M 4
M 5
M 6
0.12
0.16
0.20
0.24
0.256 ±0.004
0.295 ±0.004
0.354 ±0.004
0.453 ±0.004
0.51
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.02
0.03
0.04
0.05
187.4-22-48-B-ST 187.4-22-60-B-ST 0.87 48 0.61 M 4 0.17 0.13 M 3 0.12 0.256 ±0.004 0.51 0.47 0.47 0.02
187.4-27-48-B-ST 187.4-27-60-B-ST 1.06 48 0.77 M 5 0.20 0.17 M 4 0.16 0.295 ±0.004 0.59 0.59 0.59 0.03
187.4-32-48-B-ST 187.4-32-60-B-ST 1.26 48 0.93 M 6 0.24 0.21 M 5 0.20 0.354 ±0.004 0.71 0.71 0.71 0.04
187.4-40-48-B-ST 187.4-40-60-B-ST 1.57 48 1.18 M 8 0.32 0.25 M 6 0.24 0.453 ±0.004 0.91 0.91 0.91 0.05
Filter combination produces no result.
Type: C - With tapped bore d~3~ in the center, with two tapped bores to screw on
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Part Number 48 Part Number 60 d1 z
Tooth count d2 d3 d4 d5 d6 d7 h1 ±0.004
Center of the teeth h2
(2 x h1 ) m1 m2 w min.
Stroke
0.87
1.06
1.26
1.57
48
60
0.61
0.77
0.93
1.18
M 4
M 5
M 6
M 8
0.17
0.20
0.24
0.32
0.13
0.17
0.21
0.25
M 3
M 4
M 5
M 6
0.12
0.16
0.20
0.24
0.256 ±0.004
0.295 ±0.004
0.354 ±0.004
0.453 ±0.004
0.51
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.02
0.03
0.04
0.05
187.4-22-48-C-ST 187.4-22-60-C-ST 0.87 48 0.61 M 4 0.17 0.13 M 3 0.12 0.256 ±0.004 0.51 0.47 0.47 0.02
187.4-27-48-C-ST 187.4-27-60-C-ST 1.06 48 0.77 M 5 0.20 0.17 M 4 0.16 0.295 ±0.004 0.59 0.59 0.59 0.03
187.4-32-48-C-ST 187.4-32-60-C-ST 1.26 48 0.93 M 6 0.24 0.21 M 5 0.20 0.354 ±0.004 0.71 0.71 0.71 0.04
187.4-40-48-C-ST 187.4-40-60-C-ST 1.57 48 1.18 M 8 0.32 0.25 M 6 0.24 0.453 ±0.004 0.91 0.91 0.91 0.05
Filter combination produces no result.
Type: D - With bore d~4~ in the center, with two tapped bores to screw on
Show / Hide columns
Part Number 48 Part Number 60 d1 z
Tooth count d2 d3 d4 d5 d6 d7 h1 ±0.004
Center of the teeth h2
(2 x h1 ) m1 m2 w min.
Stroke
0.87
1.06
1.26
1.57
48
60
0.61
0.77
0.93
1.18
M 4
M 5
M 6
M 8
0.17
0.20
0.24
0.32
0.13
0.17
0.21
0.25
M 3
M 4
M 5
M 6
0.12
0.16
0.20
0.24
0.256 ±0.004
0.295 ±0.004
0.354 ±0.004
0.453 ±0.004
0.51
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.02
0.03
0.04
0.05
187.4-22-48-D-ST 187.4-22-60-D-ST 0.87 48 0.61 M 4 0.17 0.13 M 3 0.12 0.256 ±0.004 0.51 0.47 0.47 0.02
187.4-27-48-D-ST 187.4-27-60-D-ST 1.06 48 0.77 M 5 0.20 0.17 M 4 0.16 0.295 ±0.004 0.59 0.59 0.59 0.03
187.4-32-48-D-ST 187.4-32-60-D-ST 1.26 48 0.93 M 6 0.24 0.21 M 5 0.20 0.354 ±0.004 0.71 0.71 0.71 0.04
187.4-40-48-D-ST 187.4-40-60-D-ST 1.57 48 1.18 M 8 0.32 0.25 M 6 0.24 0.453 ±0.004 0.91 0.91 0.91 0.05
Filter combination produces no result.
Type: E - Without bores
Show / Hide columns
Part Number 48 Part Number 60 d1 z
Tooth count d2 d3 d4 d5 d6 d7 h1 ±0.004
Center of the teeth h2
(2 x h1 ) m1 m2 w min.
Stroke
0.87
1.06
1.26
1.57
48
60
0.61
0.77
0.93
1.18
M 4
M 5
M 6
M 8
0.17
0.20
0.24
0.32
0.13
0.17
0.21
0.25
M 3
M 4
M 5
M 6
0.12
0.16
0.20
0.24
0.256 ±0.004
0.295 ±0.004
0.354 ±0.004
0.453 ±0.004
0.51
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.02
0.03
0.04
0.05
187.4-22-48-E-ST 187.4-22-60-E-ST 0.87 48 0.61 M 4 0.17 0.13 M 3 0.12 0.256 ±0.004 0.51 0.47 0.47 0.02
187.4-27-48-E-ST 187.4-27-60-E-ST 1.06 48 0.77 M 5 0.20 0.17 M 4 0.16 0.295 ±0.004 0.59 0.59 0.59 0.03
187.4-32-48-E-ST 187.4-32-60-E-ST 1.26 48 0.93 M 6 0.24 0.21 M 5 0.20 0.354 ±0.004 0.71 0.71 0.71 0.04
187.4-40-48-E-ST 187.4-40-60-E-ST 1.57 48 1.18 M 8 0.32 0.25 M 6 0.24 0.453 ±0.004 0.91 0.91 0.91 0.05
Filter combination produces no result.
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Metric
d1 z
Tooth count d2 d3 d4 d5 d6 d7 h1 ±0.004
Center of the teeth h2
(2 x h1 ) m1 m2 w min.
Stroke
0.87
1.06
1.26
1.57
48
60
0.61
0.77
0.93
1.18
M 4
M 5
M 6
M 8
0.17
0.20
0.24
0.32
0.13
0.17
0.21
0.25
M 3
M 4
M 5
M 6
0.12
0.16
0.20
0.24
0.256
0.295
0.354
0.453
0.51
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.47
0.59
0.71
0.91
0.02
0.03
0.04
0.05
0.87 48 60 0.61 M 4 0.17 0.13 M 3 0.12 0.256 0.51 0.47 0.47 0.02
1.06 48 60 0.77 M 5 0.20 0.17 M 4 0.16 0.295 0.59 0.59 0.59 0.03
1.26 48 60 0.93 M 6 0.24 0.21 M 5 0.20 0.354 0.71 0.71 0.71 0.04
1.57 48 60 1.18 M 8 0.32 0.25 M 6 0.24 0.453 0.91 0.91 0.91 0.05
Filter combination produces no result.