Page:Practical Treatise on Milling and Milling Machines.djvu/226

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220
Brown & Sharpe Mfg. Co.
220

Number of Divisions Index Circle No of Turns of Index Gear on Worm No. 1 Hole Gear on Spindle. Idlers
1st Gear
on Stud.
1st Gear
on Stud.
No. 1
Hole
No. 2
Hole
383 20 2/20 40 68* 44
384 20 2/20 40 64 44
385 20 2/20 32 48 44
386 20 2/20 40 56 44
387 20 2/20 32 56 48 64
388 20 2/20 40 48 44
389 20 2/20 40 44 56
390 20 4/39
391 20 2/20 48 24 40 72
392 49 5/49
393 20 2/20 40 28 44
394 20 2/20 40 24 56
395 20 2/20 64 32 44
396 20 2/20 56 28 40 32
397 20 2/20 64 24 40 32
398 20 2/20 100 40 64 32
399 21 2/21 32 64 44
400 20 2/20
401 21 2/21 56 32 24 76*
402 21 2/21 28 48 44
403 20 2/20 64 24 40 32 24
404 20 2/20 72 24 40 48 24
405 20 2/20 64 32 24 44
406 20 2/20 40 34 24 44
407 20 2/20 40 28 24 44
408 20 2/20 40 32 24 44
409 20 2/20 40 24 32 48 24
410 41 4/41
411 21 2/21 28 24 56
412 20 2/20 40 48 24 44
413 21 2/21 48 32 44
414 21 2/21 56 32 44
415 20 2/20 32 48 24 44  
416 20 2/20 40 64 24 44
417 21 2/21 56 32 48 24
418 20 2/20 72 24 44
419 33 3/33 44 28 24 72
420 21 2/21
421 20 2/20 48 56 40 72 24
422 20 2/20 40 44 32 64 24
423 21 3/20 72 24 56 48 24
424 43 4/43 86 24 24 48
425 20 2/21 72 48 56 40 24
426 20 2/21 56 32 24 44
427 20 2/20 40 48 32 72 24
428 20 2/20 40 56 32 64 24
429 20 2/21 28 24 24 44
430 43 4/43
431 21 2/21 72 44 28 48 24
432 20 2/20 40 56 28 64 24
433 20 2/20 40 44 24 72 24
434 21 2/21 48 56 64 24
435 20 2/21 28 40 24 44
436 20 2/20 40 48 24 72 24
437 23 2/23 32 64 44
438 21 2/21 28 48 24 44
439 43 4/43 86 24 24 72 24
440 33 3/33 40 48 24 86 24
441 21 2/21 32 64 24 44
442 20 2/20 40 56 24 72 24
443 20 2/20 40 48 24 64 24
444 21 2/21 56 48 24 64 24
445 33 3/33 64 32 44 40 24
446 33 3/33 44 24 24 48
447 21 2/21 28 72 24
448 20 2/20 40 64 24 72 24
449 33 3/33 64 34 44 72 24
450 33 3/33 40 24 32  
451 33 3/33 24 49 24 32
452 33 3/33 44 48 24 40
453 33 3/33 44 52* 24 40
454 49 4/49 56 64 28 72
455 49 4/49 28 40 32 64
456 21 2/21 56 64 24 72 24
457 33 3/33 44 68* 24 40
458 33 3/33 44 72 24 24
459 27 2/27 24 48 24 72
460 23 2/23            
461 33 3/33 44 28 24 72 24  
462 33 3/33 32 64 24 44
462 21 2/21 32 54 24 44
463 21 2/21 56 64 24 86 24
464 33 3/33 44 48 28 56 24
465 33 3/33 44 24 24 100 24
466 49 4/49 56 48 28 64
467 33 3/33 44 48 32 72 24
468 39 3/39 28 48 24 56
469 49 4/49 28 48 44
470 47 4/47            
471 49 4/49 56 32 28 76
472 49 4/49 56 32 28 72
473 33 3/33 48 64 32 72 24
474 49 4/49 56 32 28 72 24
475 49 4/49 56 40 28 48
476 49 4/49 56 64 24
477 27 2/27 24 48 24 56
478 49 4/49 56 24 28 64
479 49 4/49 56 32 28 44
480 49 4/49 56 32 28 40
481 37 3/37 24 24 56
482 33 3/33 44 56 24 72
483 49 4/49 56 32 44
484 49 4/49 56 24 24 28 32
485 23 2/23 46* 24 24 100 24
486 27 2/27 32 56 28 64
487 39 3/39 24 72 52* 44
488 33 3/33 44 64 24 72 24
Special Gears:
47. 52. 58. 68. 70. 76, 84
* Special Gear