Specifications of historical Thread Standards

Attention!

Please do not mistake this thread for the Whitworth Fine Thread BS 84. This thread is an old one which is not used anymore. The nominal diameter and the pitch are mentioned in millimeters or in TPI.
The flank angle is 55°.

Thread SizeBolt Diameter
mm
Nut Diameter
mm
TPIPitch
mm
W 56 x 1/4"55.0056.0046.35
W 60 x 1/4"59.0060.0046.35
W 64 x 1/4"63.0064.0046.35
W 68 x 1/4"67.0068.0046.35
W 72 x 1/4"71.0072.0046.35
W 76 x 1/4"75.0076.0046.35
W 80 x 1/4"79.0080.0046.35
W 84 x 1/4"83.0084.0046.35
W 89 x 1/4"88.0089.0046.35
W 94 x 1/4"93.0094.0046.35
W 99 x 1/4"98.0099.0046.35
W 104 x 1/4"103.00104.0046.35
W 109 x 1/4"108.00109.0046.35
W 114 x 1/4"113.00114.0046.35
W 119 x 1/4"118.00119.0046.35
W 124 x 1/4"123.00114.0046.35
W 129 x 1/4"128.00129.0046.35
W 134 x 1/4"133.00134.0046.35
W 139 x 1/4"138.00139.0046.35
W 144 x 1/4"143.00144.0046.35
W 149 x 1/4"148.00149.0046.35
W 154 x 1/4"153.00154.0046.35
W 159 x 1/4"158.00159.0046.35
W 164 x 1/4"163.00164.0046.35
W 169 x 1/4"168.00169.0046.35
W 174 x 1/4"173.00174.0046.35
W 179 x 1/4"178.00179.0046.35
W 184 x 1/4"183.00184.0046.35
W 189 x 1/4"188.00189.0046.35
W 194 x 1/4"193.00194.0046.35
W 199 x 1/4"198.00199.0046.35
W 204 x 1/4"203.00204.0046.35
W 209 x 1/4"208.00209.0046.35
W 214 x 1/4"213.00214.0046.35
W 219 x 1/4"218.00219.0046.35
W 224 x 1/4"223.00224.0046.35
W 229 x 1/4"228.00229.0046.35
W 234 x 1/4"233.00234.0046.35
W 239 x 1/4"238.00239.0046.35
W 244 x 1/4"243.00244.0046.35
W 249 x 1/4"248.00249.0046.35
W 254 x 1/4"253.00254.0046.35
W 259 x 1/4"258.00259.0046.35
W 264 x 1/4"263.00264.0046.35
W 269 x 1/4"268.00269.0046.35
W 274 x 1/4"273.00274.0046.35
W 279 x 1/4"278.00279.0046.35
W 284 x 1/4"283.00284.0046.35
W 289 x 1/4"288.00289.0046.35
W 294 x 1/4"293.00294.0046.35
W 299 x 1/4"298.00299.0046.35
W 304 x 1/4"303.00304.0046.35
W 309 x 1/4"308.00309.0046.35
W 314 x 1/4"313.00314.0046.35
W 319 x 1/4"318.00319.0046.35
W 324 x 1/4"323.00324.0046.35
W 329 x 1/4"328.00329.0046.35
W 334 x 1/4"333.00334.0046.35
W 339 x 1/4"338.00339.0046.35
W 344 x 1/4"343.00344.0046.35
W 349 x 1/4"348.00349.0046.35
W 354 x 1/4"353.00354.0046.35
W 359 x 1/4"358.00359.0046.35
W 364 x 1/4"363.00364.0046.35
W 369 x 1/4"368.00369.0046.35
W 374 x 1/4"373.00374.0046.35
W 379 x 1/4"378.00379.0046.35
W 384 x 1/4"383.00384.0046.35
W 389 x 1/4"388.00389.0046.35
W 394 x 1/4"393.00394.0046.35
W 399 x 1/4"398.00399.0046.35
W 404 x 1/4"403.00404.0046.35
W 409 x 1/4"408.00409.0046.35
W 414 x 1/4"413.00414.0046.35
W 419 x 1/4"418.00419.0046.35
W 424 x 1/4"423.00424.0046.35
W 429 x 1/4"428.00429.0046.35
W 434 x 1/4"433.00434.0046.35
W 439 x 1/4"438.00439.0046.35
W 444 x 1/4"443.00444.0046.35
W 449 x 1/4"448.00449.0046.35
W 454 x 1/4"453.00454.0046.35
W 459 x 1/4"458.00459.0046.35
W 464 x 1/4"463.00464.0046.35
W 469 x 1/4"468.00469.0046.35
W 474 x 1/4"473.00474.0046.35
W 479 x 1/4"478.00479.0046.35
W 484 x 1/4"483.00484.0046.35
W 489 x 1/4"488.00489.0046.35
W 494 x 1/4"493.00494.0046.35
W 499 x 1/4"498.00499.0046.35
Whitworth Fine Thread DIN 239