Page:Practical Treatise on Milling and Milling Machines.djvu/227

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221
Brown & Sharpe Mfg. Co.
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'INDEX TABLE 489 TO 594

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
489 23 2/23 46* 58* 32 64 24
490 49 4/49
491 33 3/33 44 68* 24 72 24
492 41 3/41 28 48 24 56
493 29 2/29 32 64 24 72
494 39 3/39 32 64 44
495 27 2/27 32 40 24 64
496 49 4/49 56 24 28 32 24
497 49 4/49 56 32 24 44
498 27 2/27 48 56 24 64
499 49 4/49 56 24 28 48
500 49 4/49 56 32 28 48 24
501 49 4/29 56 32 28 40 24
502 49 4/49 56 32 28 48 24
503 23 2/23 46* 64 32 86 24
504 49 4/49 56 64 24 24
505 49 4/49 56 40 28 48 24
506 49 4/49 56 32 28 64 24
507 39 3/39 24 24 56
508 49 4/49 56 32 28 72 24
509 49 4/49 56 32 28 76* 24
510 49 4/49 56 40 28 64 24
511 49 4/49 28 48 24 44
512 49 4/49 56 44 28 64 24
513 27 2/27 32 64 44
514 49 4/49 56 48 28 64 24
515 27 2/27 72 32 24 100
516 43 3/43 32 56 28 64
517 49 4/49 56 48 28 72 24
518 49 4/49 28 64 24 44
519 27 2/27 72 56 32 64
520 39 3/39
521 27 2/27 72 76* 48 64
522 29 2/29 48 64 24 72
523 27 2/27 72 68* 48 64
524 27 2/27 72 32 24 64
525 27 2/27 72 40 32 64
526 49 4/49 56 64 28 72 24
527 31 2/31 32 64 24 72
528 27 2/27 72 24 24 64
529 27 2/27 72 44 48 64
530 15 1/15 24 56 32 64
531 27 2/27 72 48 24
532 27 2/27 72 32 48 64
533 27 2/27 72 32 48 56
534 27 2/27 72 32 44
535 27 2/27 72 32 48 40
536 39 3/39 52* 64 24 44
537 27 2/27 72 28 56 32
538 29 2/29 58* 56 24 72
539 49 4/49 28 48 24 56 24
540 27 2/27
541 39 3/39 52* 56 32 48 24
542 39 3/39 52* 44 32 64 24
543 27 2/27 72 24 48 32 24
544 15 1/15 40 56 24 64
545 15 1/15 32 44 24 64
546 39 3/39 32 64 24 44
547 27 2/27 72 32 48 56 24
548 27 2/27 72 32 48 64 24
549 27 2/27 72 48 24 24
550 15 1/15 32 40 24 64
551 29 2/29 32 64 44
552 27 2/27 72 24 24 64
553 49 4/39 28 48 24 72 24
554 27 2/27 72 56 48 64 24
555 15 1/15 24 72 44
556 15 1/15 24 44 40 64
557 15 1/15 40 32 24 86
558 27 2/27 48 64 24 44
559 39 3/39 24 72 24 44
560 42 3/43 86 40 32 64
561 27 2/27 72 44 24 64 24
562 27 2/27 72 44 24 64 24
563 29 2/29 58* 68* 44
564 43 3/43 86 24 24 56
565 15 1/15 24 56 44
566 43 3/43 86 24 24 44
567 15 1/15 32 44 40 64
568 15 1/15 40 32 24 64
569 29 2/29 58* 44 24
570 15 1/15 32 64 44
571 42 3/43 86 28 64 32
572 15 1/15 40 38 24 64
573 15 1/15 40 72 24
574 41 3/41 32 64 24
575 15 1/15 24 40 44
576 15 1/15 40 64 24
577 43 3/43 86 32 64 44 24
578 15 1/15 48 44 40 64
579 15 1/15 40 56 44
580 29 2/29
581 15 1/15 48 32 40 76*
582 15 1/15 40 48 44
583 27 2/27 72 64 24 86
584 15 1/15 48 32 40 64
585 15 1/15 24 24 56
586 15 1/15 72 48 40 56
587 29 2/29 58* 28 24 44
588 15 1/15 40 32 44
589 15 1/15 72 44 40 48
590 15 1/15 48 32 44
591 15 1/15 40 24 44
592 16 1/16 24 72 44
593 15 1/15 72 28 40 48
594 33 2/33 32 56 28 64
Special Gears:
46, 47, 52, 68, 68, 70, 76, 84
* Special Gear