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Production and One-Pass Keyway Broaches


Production and One-Pass Broaches

Production Keyway Broaches
Minute Man ® Production Keyway Broaches offer maximum speed and accuracy in production
runs of identical bores, using either hydraulic or hand-operated presses. These Broaches are
self-supporting--no Shims or Bushings are required. They can cut standard depth keyways
from 1/16 to 1/4 inches in one pass, and are available in bore sizes 3/16 to 1 inch.

TiN, TiCN or TiAlN coatings available.   One-Pass Keyway Broaches    Other Broach Styles 

EDP
No.
 Keyway  
 Width
  Body
  Diameter 
          A
 Dimension 
   Broach   
   Length
Length of Cut*    
Min.   &   Max.  
Pressure Req'd
Max. L/C*
55520
1/16
3/16
.224
5 5/8
 13/64            1 390 lbs.
55521
1/16
1/4
.287
6 3/16
 13/64            1 390
55522
1/8
3/8
.437
8 1/2
 17/64           1 1/4 850
55523
1/8
1/2
.565
11 3/4
 25/64           2 1/2 1440
55524
1/8
9/16
.630
11 3/4
 25/64           2 1/2 1440
55525
1/8
5/8
.693
11 3/4
 25/64           2 1/2 1440
55526
3/16
5/8
.716
14 3/4
 25/64           2 1/2 2170
55528
3/16
3/4
.844
14 3/4
 25/64           2 1/2 2170
55530
3/16
7/8
.970
14 3/4
 25/64           2 1/2 2170
55532
1/4
1
1.121
18
 25/64           2 1/2 2870
*Based on Mild Steel

Specials
We are fully equipped to manufacture special Production Broaches not listed above to your
specifications. A special chamfering feature that will deburr the keyway while it is being broached is
also available. See our Specials page or contact factory for additional information.

Production Broach Construction

One-Pass Keyway Broaches
One-Pass Keyway Broaches are designed for smaller production runs (up to several hundred)
of identical keyways in varying bores. No Shims are needed. C style Bushings are required,
See Standard Bushings

TiN coating available.   Production Keyway Broaches    Other Broach Styles 

EDP
No.
Keyway   
Width
Body
Dimensions   
 Tooth  
 Pitch 
Length of Cut*  
Min.   &  Max.		 Pressure
Req'd for
 Max. L/C *
55501
1/8-C
 3/8 X 14 1/8
9/32
    19/64          2 900 lbs.
55502
5/32-C
 3/8 X 14 1/8
9/32
    19/64          2 1360
55503
3/16-C
 3/8 X 17
9/32
    19/64          2 1570
55504
1/4-C
 3/8 X 17
9/32
    19/64          2 2560
55505
5/16-C
 3/8 X 18 1/2
9/32
    19/64          2 3900
55506
3/8-C
 3/8 X 18 1/2
9/32
    19/64          2 5300
*Based on Mild Steel

Specials
We are fully equipped to manufacture special One-Pass Broaches not listed above to your
specifications. A special chamfering feature that will deburr the keyway while it is being
broached is also available. See our Special Broach page or contact factory for additional information.

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The duMONT Company, LLC
PO Box 469 / 289 Wells Street
Greenfield, MA 01302 U.S.A.

Phone 413-773-3674 / 877-628-9648 (toll free)
FAX  413-773-8430 / 877-331-9957 (toll free)
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