800-635-1133
American Inch Series - Belleville Disc Springs
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B1P.187X.093X.006 get quote | 3/32" | 0.187 | 0.093 | 0.007 | 0.013 | 4.75 | 2.36 | 0.18 | 0.33 | Inch |
| B1P.187X.093X.010 get quote | 3/32" | 0.187 | 0.093 | 0.010 | 0.015 | 4.75 | 2.36 | 0.25 | 0.38 | Inch |
| B1P.250X.125X.009 get quote | 1/8" | 0.250 | 0.125 | 0.009 | 0.017 | 6.35 | 3.18 | 0.23 | 0.43 | Inch |
| B1P.250X.125X.013 get quote | 1/8" | 0.250 | 0.125 | 0.013 | 0.020 | 6.35 | 3.18 | 0.33 | 0.51 | Inch |
| B1P.281X.138X.015 get quote | #6 | 0.281 | 0.138 | 0.015 | 0.023 | 7.14 | 3.51 | 0.38 | 0.58 | Inch |
| B1P.437X.138X.022 get quote | #6 | 0.437 | 0.138 | 0.022 | 0.032 | 11.10 | 3.51 | 0.56 | 0.81 | Inch |
| B1P.312X.156X.008 get quote | 5/32" | 0.312 | 0.156 | 0.008 | 0.018 | 7.92 | 3.96 | 0.20 | 0.46 | Inch |
| B1P.312X.156X.011 get quote | 5/32" | 0.312 | 0.156 | 0.011 | 0.022 | 7.92 | 3.96 | 0.28 | 0.56 | Inch |
| B1P.312X.156X.017 get quote | 5/32" | 0.312 | 0.156 | 0.017 | 0.025 | 7.92 | 3.96 | 0.43 | 0.64 | Inch |
| B1P.343X.164X.019 get quote | #8 | 0.343 | 0.164 | 0.019 | 0.028 | 8.71 | 4.17 | 0.48 | 0.71 | Inch |
| B1P.375X.173X.016 get quote | 11/64" | 0.375 | 0.173 | 0.016 | 0.031 | 9.53 | 4.39 | 0.41 | 0.79 | Inch |
| B1P.375X.190X.010 get quote | 3/16" | 0.375 | 0.190 | 0.010 | 0.023 | 9.53 | 4.83 | 0.25 | 0.58 | Inch |
| B1P.375X.190X.015 get quote | 3/16" | 0.375 | 0.190 | 0.015 | 0.027 | 9.53 | 4.83 | 0.38 | 0.69 | Inch |
| B1P.375X.190X.018 get quote | 3/16" | 0.375 | 0.190 | 0.018 | 0.028 | 9.53 | 4.83 | 0.46 | 0.71 | Inch |
| B1P.375X.190X.020 get quote | 3/16" | 0.375 | 0.190 | 0.020 | 0.030 | 9.53 | 4.83 | 0.51 | 0.76 | Inch |
| B1P.375X.190X.030 get quote | 3/16" | 0.375 | 0.190 | 0.030 | 0.036 | 9.53 | 4.83 | 0.76 | 0.91 | Inch |
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B1P.437X.195X.018 get quote | 3/16" | 0.437 | 0.195 | 0.018 | 0.033 | 11.10 | 4.95 | 0.46 | 0.84 | Inch |
| B1P.500X.255X.014 get quote | 1/4" | 0.500 | 0.255 | 0.014 | 0.032 | 12.70 | 6.48 | 0.36 | 0.81 | Inch |
| B1P.500X.255X.018 get quote | 1/4" | 0.500 | 0.255 | 0.018 | 0.034 | 12.70 | 6.48 | 0.46 | 0.86 | Inch |
| B1P.500X.255X.020 get quote | 1/4" | 0.500 | 0.255 | 0.020 | 0.035 | 12.70 | 6.48 | 0.51 | 0.89 | Inch |
| B1P.500X.255X.022 get quote | 1/4" | 0.500 | 0.255 | 0.022 | 0.036 | 12.70 | 6.48 | 0.56 | 0.91 | Inch |
| B1P.500X.255X.025 get quote | 1/4" | 0.500 | 0.255 | 0.024 | 0.039 | 12.70 | 6.48 | 0.61 | 0.99 | Inch |
| B1P.500X.255X.025 get quote | 1/4" | 0.500 | 0.255 | 0.025 | 0.038 | 12.70 | 6.48 | 0.64 | 0.97 | Inch |
| B1P.500X.255X.035 get quote | 1/4" | 0.500 | 0.255 | 0.035 | 0.045 | 12.70 | 6.48 | 0.89 | 1.14 | Inch |
| B1P.500X.255X.038 get quote | 1/4" | 0.500 | 0.255 | 0.038 | 0.047 | 12.70 | 6.48 | 0.97 | 1.19 | Inch |
| B1P.625X.317X.022 get quote | 5/16" | 0.625 | 0.317 | 0.022 | 0.042 | 15.88 | 8.05 | 0.56 | 1.07 | Inch |
| B1P.625X.317X.032 get quote | 5/16" | 0.625 | 0.317 | 0.032 | 0.048 | 15.88 | 8.05 | 0.81 | 1.22 | Inch |
| B1P.625X.317X.047 get quote | 5/16" | 0.625 | 0.317 | 0.047 | 0.059 | 15.88 | 8.05 | 1.19 | 1.50 | Inch |
| B1P.937X.317X.045 get quote | 5/16" | 0.937 | 0.317 | 0.045 | 0.067 | 23.80 | 8.05 | 1.14 | 1.70 | Inch |
| B1P.750X.320X.028 get quote | 5/16" | 0.750 | 0.320 | 0.028 | 0.051 | 19.05 | 8.13 | 0.71 | 1.30 | Inch |
| B1P.750X.320X.032 get quote | 5/16" | 0.750 | 0.320 | 0.032 | 0.055 | 19.05 | 8.13 | 0.81 | 1.40 | Inch |
| B1P.716X.327X.024 get quote | 5/16" | 0.716 | 0.327 | 0.024 | 0.044 | 18.19 | 8.31 | 0.61 | 1.12 | Inch |
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B1P.687X.380X.024 get quote | 3/8" | 0.687 | 0.380 | 0.024 | 0.043 | 17.45 | 9.65 | 0.61 | 1.09 | Inch |
| B1P.687X.380X.028 get quote | 3/8" | 0.687 | 0.380 | 0.028 | 0.047 | 17.45 | 9.65 | 0.71 | 1.19 | Inch |
| B1P.750X.380X.020 get quote | 3/8" | 0.750 | 0.380 | 0.020 | 0.046 | 19.05 | 9.65 | 0.51 | 1.17 | Inch |
| B1P.750X.380X.028 get quote | 3/8" | 0.750 | 0.380 | 0.028 | 0.051 | 19.05 | 9.65 | 0.71 | 1.30 | Inch |
| B1P.750X.380X.032 get quote | 3/8" | 0.750 | 0.380 | 0.032 | 0.053 | 19.05 | 9.65 | 0.81 | 1.35 | Inch |
| B1P.750X.380X.034 get quote | 3/8" | 0.750 | 0.380 | 0.034 | 0.055 | 19.05 | 9.65 | 0.86 | 1.40 | Inch |
| B1P.750X.380X.035 get quote | 3/8" | 0.750 | 0.380 | 0.035 | 0.057 | 19.05 | 9.65 | 0.89 | 1.45 | Inch |
| B1P.750X.380X.040 get quote | 3/8" | 0.750 | 0.380 | 0.040 | 0.059 | 19.05 | 9.65 | 1.02 | 1.50 | Inch |
| B2P.750X.380X.056 get quote | 3/8" | 0.750 | 0.380 | 0.056 | 0.070 | 19.05 | 9.65 | 1.42 | 1.78 | Inch |
| B1P.950X.380X.047 get quote | 3/8" | 0.950 | 0.380 | 0.047 | 0.070 | 24.13 | 9.65 | 1.19 | 1.78 | Inch |
| B1P.875X.442X.031 get quote | 7/16" | 0.875 | 0.442 | 0.031 | 0.059 | 22.23 | 11.23 | 0.79 | 1.50 | Inch |
| B1P.875X.442X.045 get quote | 7/16" | 0.875 | 0.442 | 0.045 | 0.067 | 22.23 | 11.23 | 1.14 | 1.70 | Inch |
| B1P1.00X.445X.035 get quote | 7/16" | 1.000 | 0.445 | 0.035 | 0.067 | 25.40 | 11.30 | 0.89 | 1.70 | Inch |
| B1P1.00X.445X.040 get quote | 7/16" | 1.000 | 0.445 | 0.039 | 0.070 | 25.40 | 11.30 | 0.99 | 1.78 | Inch |
| B2P1.00X.445X.049 get quote | 7/16" | 1.000 | 0.445 | 0.049 | 0.075 | 25.40 | 11.30 | 1.24 | 1.91 | Inch |
| B1P1.125X.453X.044 get quote | 7/16" | 1.125 | 0.453 | 0.044 | 0.084 | 28.58 | 11.51 | 1.12 | 2.13 | Inch |
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B1P1.00X.505X.028 get quote | 1/2" | 1.000 | 0.505 | 0.028 | 0.063 | 25.40 | 12.83 | 0.71 | 1.60 | Inch |
| B1P1.00X.505X.035 get quote | 1/2" | 1.000 | 0.505 | 0.035 | 0.067 | 25.40 | 12.83 | 0.89 | 1.70 | Inch |
| B1P1.00X.505X.039 get quote | 1/2" | 1.000 | 0.505 | 0.039 | 0.075 | 25.40 | 12.83 | 0.99 | 1.91 | Inch |
| B1P1.00X.505X.043 get quote | 1/2" | 1.000 | 0.505 | 0.043 | 0.071 | 25.40 | 12.83 | 1.09 | 1.80 | Inch |
| B1P1.00X.505X.045 get quote | 1/2" | 1.000 | 0.505 | 0.045 | 0.072 | 25.40 | 12.83 | 1.14 | 1.83 | Inch |
| B2P1.00X.505X.050 get quote | 1/2" | 1.000 | 0.505 | 0.050 | 0.075 | 25.40 | 12.83 | 1.27 | 1.91 | Inch |
| B2P1.00X.505X.059 get quote | 1/2" | 1.000 | 0.505 | 0.059 | 0.081 | 25.40 | 12.83 | 1.50 | 2.06 | Inch |
| B2P1.00X.505X.072 get quote | 1/2" | 1.000 | 0.505 | 0.072 | 0.091 | 25.40 | 12.83 | 1.83 | 2.31 | Inch |
| B1P1.10X.510X.039 get quote | 1/2" | 1.100 | 0.510 | 0.039 | 0.074 | 27.94 | 12.95 | 0.99 | 1.88 | Inch |
| B2P1.10X.510X.049 get quote | 1/2" | 1.100 | 0.510 | 0.049 | 0.082 | 27.94 | 12.95 | 1.24 | 2.08 | Inch |
| B2P1.10X.510X.059 get quote | 1/2" | 1.100 | 0.510 | 0.059 | 0.087 | 27.94 | 12.95 | 1.50 | 2.21 | Inch |
| B2P1.375X.510X.052 get quote | 1/2" | 1.375 | 0.510 | 0.052 | 0.102 | 34.93 | 12.95 | 1.32 | 2.59 | Inch |
| B2P1.375X.510X.056 get quote | 1/2" | 1.375 | 0.510 | 0.056 | 0.106 | 34.93 | 12.95 | 1.42 | 2.69 | Inch |
| B2P1.125X.531X.062 get quote | 1/2" | 1.125 | 0.531 | 0.062 | 0.083 | 28.58 | 13.49 | 1.57 | 2.11 | Inch |
| B2P1.125X.531X.125 get quote | 1/2" | 1.125 | 0.531 | 0.125 | 0.145 | 28.58 | 13.49 | 3.18 | 3.68 | Inch |
| B2P1.25X.531X.062 get quote | 1/2" | 1.250 | 0.531 | 0.062 | 0.092 | 31.75 | 13.49 | 1.57 | 2.34 | Inch |
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B2P1.25X.531X.078 get quote | 1/2" | 1.250 | 0.531 | 0.078 | 0.103 | 31.75 | 13.49 | 1.98 | 2.62 | Inch |
| B2P1.25X.531X.090 get quote | 1/2" | 1.250 | 0.531 | 0.090 | 0.114 | 31.75 | 13.49 | 2.29 | 2.90 | Inch |
| B2P1.25X.531X.125 get quote | 1/2" | 1.250 | 0.531 | 0.125 | 0.143 | 31.75 | 13.49 | 3.18 | 3.63 | Inch |
| B1P1.125X.567X.038 get quote | 9/16" | 1.125 | 0.567 | 0.038 | 0.073 | 28.58 | 14.40 | 0.97 | 1.85 | Inch |
| B2P1.125X.567X.056 get quote | 9/16" | 1.125 | 0.567 | 0.056 | 0.084 | 28.58 | 14.40 | 1.42 | 2.13 | Inch |
| B1P1.25X.630X.040 get quote | 5/8" | 1.250 | 0.630 | 0.040 | 0.082 | 31.75 | 16.00 | 1.02 | 2.08 | Inch |
| B2P1.25X.630X.052 get quote | 5/8" | 1.250 | 0.630 | 0.052 | 0.087 | 31.75 | 16.00 | 1.32 | 2.21 | Inch |
| B2P1.25X.630X.062 get quote | 5/8" | 1.250 | 0.630 | 0.062 | 0.092 | 31.75 | 16.00 | 1.57 | 2.34 | Inch |
| B2P1.25X.630X.089 get quote | 5/8" | 1.250 | 0.630 | 0.089 | 0.111 | 31.75 | 16.00 | 2.26 | 2.82 | Inch |
| B2P1.375X.637X.049 get quote | 5/8" | 1.375 | 0.637 | 0.049 | 0.094 | 34.93 | 16.18 | 1.24 | 2.39 | Inch |
| B2P1.375X.637X.059 get quote | 5/8" | 1.375 | 0.637 | 0.059 | 0.102 | 34.93 | 16.18 | 1.50 | 2.59 | Inch |
| B2P1.375X.637X.079 get quote | 5/8" | 1.375 | 0.637 | 0.079 | 0.110 | 34.93 | 16.18 | 2.01 | 2.79 | Inch |
| B2P1.75X.642X.056 get quote | 5/8" | 1.750 | 0.642 | 0.056 | 0.117 | 44.45 | 16.31 | 1.42 | 2.97 | Inch |
| B2P1.75X.642X.059 get quote | 5/8" | 1.750 | 0.642 | 0.059 | 0.119 | 44.45 | 16.31 | 1.50 | 3.02 | Inch |
| B2P1.375X.692X.045 get quote | 11/16" | 1.375 | 0.692 | 0.045 | 0.089 | 34.93 | 17.58 | 1.14 | 2.26 | Inch |
| B2P1.375X.692X.067 get quote | 11/16" | 1.375 | 0.692 | 0.067 | 0.101 | 34.93 | 17.58 | 1.70 | 2.57 | Inch |
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B1P1.50X.755X.045 get quote | 3/4" | 1.500 | 0.755 | 0.045 | 0.093 | 38.10 | 19.18 | 1.14 | 2.36 | Inch |
| B2P1.50X.755X.059 get quote | 3/4" | 1.500 | 0.755 | 0.059 | 0.114 | 38.10 | 19.18 | 1.50 | 2.90 | Inch |
| B2P1.50X.755X.072 get quote | 3/4" | 1.500 | 0.755 | 0.072 | 0.107 | 38.10 | 19.18 | 1.83 | 2.72 | Inch |
| B2P1.50X.755X.079 get quote | 3/4" | 1.500 | 0.755 | 0.079 | 0.122 | 38.10 | 19.18 | 2.01 | 3.10 | Inch |
| B2P1.50X.755X.098 get quote | 3/4" | 1.500 | 0.755 | 0.098 | 0.133 | 38.10 | 19.18 | 2.49 | 3.38 | Inch |
| B2P1.50X.755X.107 get quote | 3/4" | 1.500 | 0.755 | 0.107 | 0.134 | 38.10 | 19.18 | 2.72 | 3.40 | Inch |
| B2P2.00X.764X.064 get quote | 3/4" | 2.000 | 0.764 | 0.064 | 0.130 | 50.80 | 19.41 | 1.63 | 3.30 | Inch |
| B2P2.00X.764X.069 get quote | 3/4" | 2.000 | 0.764 | 0.069 | 0.135 | 50.80 | 19.41 | 1.75 | 3.43 | Inch |
| B2P2.00X.764X.072 get quote | 3/4" | 2.000 | 0.764 | 0.072 | 0.140 | 50.80 | 19.41 | 1.83 | 3.56 | Inch |
| B2P2.25X.890X.072 get quote | 7/8" | 2.250 | 0.890 | 0.072 | 0.145 | 57.15 | 22.61 | 1.83 | 3.68 | Inch |
| B2P2.25X.890X.076 get quote | 7/8" | 2.250 | 0.890 | 0.076 | 0.150 | 57.15 | 22.61 | 1.93 | 3.81 | Inch |
| B2P2.25X.890X.080 get quote | 7/8" | 2.250 | 0.890 | 0.080 | 0.155 | 57.15 | 22.61 | 2.03 | 3.94 | Inch |
| B2P2.0X1.016X.065 get quote | 1" | 2.000 | 1.016 | 0.065 | 0.130 | 50.80 | 25.81 | 1.65 | 3.30 | Inch |
| B2P2.0X1.016X.079 get quote | 1" | 2.000 | 1.016 | 0.079 | 0.138 | 50.80 | 25.81 | 2.01 | 3.51 | Inch |
| B2P2.0X1.016X.097 get quote | 1" | 2.000 | 1.016 | 0.097 | 0.156 | 50.80 | 25.81 | 2.46 | 3.96 | Inch |
| B2P2.0X1.016X.118 get quote | 1" | 2.000 | 1.016 | 0.118 | 0.165 | 50.80 | 25.81 | 3.00 | 4.19 | Inch |
| Part Number | Bolt Size | OD (in.) | ID (in.) | t (in.) | Io (in.) | OD (mm) | ID (mm) | t (mm) | Io (mm) | Std. |
| B2P2.0X1.016X.157 get quote | 1" | 2.000 | 1.016 | 0.157 | 0.198 | 50.80 | 25.81 | 3.99 | 5.03 | Inch |
| B2P2.375X1.016X.06 get quote | 1" | 2.375 | 1.016 | 0.059 | 0.136 | 60.33 | 25.81 | 1.50 | 3.45 | Inch |
| B2P2.375X1.016X.07 get quote | 1" | 2.375 | 1.016 | 0.079 | 0.158 | 60.33 | 25.81 | 2.01 | 4.01 | Inch |
| B2P2.375X1.016X.09 get quote | 1" | 2.375 | 1.016 | 0.098 | 0.177 | 60.33 | 25.81 | 2.49 | 4.50 | Inch |
| B2P2.375X1.016X.12 get quote | 1" | 2.375 | 1.016 | 0.118 | 0.181 | 60.33 | 25.81 | 3.00 | 4.60 | Inch |
| B2P2.50X1.25X.064 get quote | 1-1/4" | 2.500 | 1.250 | 0.064 | 0.148 | 63.50 | 31.75 | 1.63 | 3.76 | Inch |
| B2P2.50X1.25X.080 get quote | 1-1/4" | 2.500 | 1.250 | 0.080 | 0.160 | 63.50 | 31.75 | 2.03 | 4.06 | Inch |
| B2P2.50X1.25X.120 get quote | 1-1/4" | 2.500 | 1.250 | 0.120 | 0.180 | 63.50 | 31.75 | 3.05 | 4.57 | Inch |
