* This dimension is for reference only.
May also be available in Nylon, PVC, Polypropylene, Phenolic, Teflon®, G10, Kel-F®, Delrin/Acetal, Neoprene, Mylar, Glass-Filled Nylon, Peek, CPVC, ABS, PVDF / Kynar, Isoplast, Polycarbonate, Polyethylene, or Ultem®
82 Deg Flat Machine Screws Variations
| Description | A | H | J | Length | T | Thread Size | Quote |
| 172 X 0.25 | 0.126-0.146 | 0.043 | 0.019-0.026 | 0.25 | 0.012-0.019 | 172 |  |
| 172 X 0.5 | 0.126-0.146 | 0.043 | 0.019-0.026 | 0.5 | 0.012-0.019 | 172 |  |
| 256 X 0.187 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.1875 | 0.015-0.023 | 256 |  |
| 256 X 0.25 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.25 | 0.015-0.023 | 256 |  |
| 256 X 0.312 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.312 | 0.015-0.023 | 256 |  |
| 256 X 0.375 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.375 | 0.015-0.023 | 256 |  |
| 256 X 0.437 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.437 | 0.015-0.023 | 256 |  |
| 256 X 0.5 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.5 | 0.015-0.023 | 256 |  |
| 256 X 0.562 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.562 | 0.015-0.023 | 256 |  |
| 256 X 0.625 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.625 | 0.015-0.023 | 256 |  |
| 256 X 0.75 | 0.147-0.172 | 0.051 | 0.023-0.031 | 0.75 | 0.015-0.023 | 256 |  |
| 440 X 0.125 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.125 | 0.02-0.03 | 440 |  |
| 440 X 0.156 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.156 | 0.02-0.03 | 440 |  |
| 440 X 0.187 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.187 | 0.02-0.03 | 440 |  |
| 440 X 0.25 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.25 | 0.02-0.03 | 440 |  |
| 440 X 0.312 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.312 | 0.02-0.03 | 440 |  |
| 440 X 0.375 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.375 | 0.02-0.03 | 440 |  |
| 440 X 0.5 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.5 | 0.02-0.03 | 440 |  |
| 440 X 0.562 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.562 | 0.02-0.03 | 440 |  |
| 440 X 0.625 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.625 | 0.02-0.03 | 440 |  |
| 440 X 0.75 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.75 | 0.02-0.03 | 440 |  |
| 440 X 1 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1 | 0.02-0.03 | 440 |  |
| 440 X 1.125 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1.125 | 0.02-0.03 | 440 |  |
| 440 X 1.187 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1.187 | 0.02-0.03 | 440 |  |
| 440 X 1.25 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1.25 | 0.02-0.03 | 440 |  |
| 440 X 1.375 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1.375 | 0.02-0.03 | 440 |  |
| 440 X 1.5 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1.5 | 0.02-0.03 | 440 |  |
| 440 X 1.75 | 0.195-0.225 | 0.067 | 0.031-0.039 | 1.75 | 0.02-0.03 | 440 |  |
| 448 X 0.156 | 0.195-0.225 | 0.067 | 0.031-0.039 | 0.156 | 0.02-0.03 | 448 |  |
| 632 X 0.187 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.187 | 0.024-0.038 | 632 |  |
| 632 X 0.25 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.25 | 0.024-0.038 | 632 |  |
| 632 X 0.312 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.312 | 0.024-0.038 | 632 |  |
| 632 X 0.375 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.375 | 0.024-0.038 | 632 |  |
| 632 X 0.5 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.5 | 0.024-0.038 | 632 |  |
| 632 X 0.625 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.625 | 0.024-0.038 | 632 |  |
| 632 X 0.75 | 0.244-0.279 | 0.083 | 0.039-0.048 | 0.75 | 0.024-0.038 | 632 |  |
| 632 X 1 | 0.244-0.279 | 0.083 | 0.039-0.048 | 1 | 0.024-0.038 | 632 |  |
| 632 X 1.125 | 0.244-0.279 | 0.083 | 0.039-0.048 | 1.125 | 0.024-0.038 | 632 |  |
| 632 X 1.25 | 0.244-0.279 | 0.083 | 0.039-0.048 | 1.25 | 0.024-0.038 | 632 |  |
| 832 X 0.25 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.25 | 0.029-0.045 | 832 |  |
| 832 X 0.312 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.312 | 0.029-0.045 | 832 |  |
| 832 X 0.375 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.375 | 0.029-0.045 | 832 |  |
| 832 X 0.437 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.437 | 0.029-0.045 | 832 |  |
| 832 X 0.5 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.5 | 0.029-0.045 | 832 |  |
| 832 X 0.562 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.562 | 0.029-0.045 | 832 |  |
| 832 X 0.625 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.625 | 0.029-0.045 | 832 |  |
| 832 X 0.75 | 0.292-0.332 | 0.1 | 0.045-0.054 | 0.75 | 0.029-0.045 | 832 |  |
| 832 X 1 | 0.292-0.332 | 0.1 | 0.045-0.054 | 1 | 0.029-0.045 | 832 |  |
| 832 X 1.25 | 0.292-0.332 | 0.1 | 0.045-0.054 | 1.25 | 0.029-0.045 | 832 |  |
| 1024 X 0.5 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.5 | 0.034-0.053 | 1024 |  |
| 1024 X 0.75 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.75 | 0.034-0.053 | 1024 |  |
| 1024 X 1 | 0.34-0.385 | 0.116 | 0.05-0.06 | 1 | 0.034-0.053 | 1024 |  |
| 1032 X 0.25 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.25 | 0.034-0.053 | 1032 |  |
| 1032 X 0.312 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.312 | 0.034-0.053 | 1032 |  |
| 1032 X 0.375 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.375 | 0.034-0.053 | 1032 |  |
| 1032 X 0.5 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.5 | 0.034-0.053 | 1032 |  |
| 1032 X 0.75 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.75 | 0.034-0.053 | 1032 |  |
| 1032 X 0.875 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.875 | 0.034-0.053 | 1032 |  |
| 1032 X 1 | 0.34-0.385 | 0.116 | 0.05-0.06 | 1 | 0.034-0.053 | 1032 |  |
| 1032 X 1.25 | 0.34-0.385 | 0.116 | 0.05-0.06 | 1.25 | 0.034-0.053 | 1032 |  |
| 1032 X 1.5 | 0.34-0.385 | 0.116 | 0.05-0.06 | 1.5 | 0.034-0.053 | 1032 |  |
| 1/4-20 X 0.25 | 0.452-0.507 | 0.153 | 0.064-0.075 | 0.25 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 0.5 | 0.452-0.507 | 0.153 | 0.064-0.075 | 0.5 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 0.625 | 0.452-0.507 | 0.153 | 0.064-0.075 | 0.625 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 0.75 | 0.452-0.507 | 0.153 | 0.064-0.075 | 0.75 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 0.875 | 0.452-0.507 | 0.153 | 0.064-0.075 | 0.875 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 1 | 0.452-0.507 | 0.153 | 0.064-0.075 | 1 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 1.25 | 0.452-0.507 | 0.153 | 0.064-0.075 | 1.25 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 1.5 | 0.452-0.507 | 0.153 | 0.064-0.075 | 1.5 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 1.75 | 0.452-0.507 | 0.153 | 0.064-0.075 | 1.75 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 2 | 0.452-0.507 | 0.153 | 0.064-0.075 | 2 | 0.046-0.07 | 1/4-20 |  |
| 1/4-20 X 2.5 | 0.452-0.507 | 0.153 | 0.064-0.075 | 2.5 | 0.046-0.07 | 1/4-20 |  |
| 5/16-18 X 1 | 0.568-0.635 | 0.191 | 0.072-0.084 | 1 | 0.058-0.088 | 5/16-18 |  |
| 3/8-16 X 1.75 | 0.685-0.762 | 0.23 | 0.081-0.094 | 1.75 | 0.07-0.106 | 3/8-16 |  |
| 832 X 1.5 | 0.292-0.332 | 0.1 | 0.045-0.054 | 1.5 | 0.029-0.045 | 832 |  |
| 172 X 0.031 | 0.126-0.146 | 0.043 | 0.019-0.026 | 0.031 | 0.012-0.019 | 172 |  |
| 1032 X 0.375 | 0.34-0.385 | 0.116 | 0.05-0.06 | 0.375 | 0.084-0.103 | 1032 |  |