​​Helwig Number
Our Item #
Size (T X W X L)Brush Grade
Bevels
ShuntTerminal
​10-377520-102-1-02​10641​.375 x .750 x 2.000​Helwig H50 Electrographite0/0
4.00
Open Slot 7/32
​10-377521​10643​.375 x .750 x 1.250​Helwig H28 Electrographite15/15
2.00
Open Slot 6/32
​10-377522​10339​.375 x .750 x 1.250​Helwig H44 Electrographite30/15
2.25
Open Slot 6/32
​10-377524​11787​.375 x .750 x 1.250​Helwig H45 Electrographite15/15
2.00
Closed Ring 6/32
​10-377525​12738​.375 x .750 x 1.250​Helwig H44 Electrographite30/20
3.50
Open Slot 6/32
​10-377541​10644​.375 x .750 x 1.000 W/Spring​Helwig K094 Graphite0/0
1.37
Eared Cap .733 x .779
​10-436815-304-5-01​10649​.437 x .687 x 1.500 W/Hook In Back​Helwig 6H3 Copper Graphite0/15
3.50
Open Slot 6/32
​10-501012​10652​.500 x 1.000 x 2.000​Helwig H50 Electrographite0/0
5.00
Open Slot 9/32
​10-501015-407-4-01​12866​.500 x 1.000 x 1.590 W/Shunts In Back​Helwig K254 Graphite15/25
2.25
Closed Tube 9/32
​10-501017-811-1-03 ​10306​.500 x 1.000 x 1.750 W/Ext Plate​Helwig H24 Electrographite30/0
2.75
Open Tube 7/32
​10-501020-811-1-22​10653.500 x 1.000 x 2.000 Split W/Ext Plate​Helwig H24 Electrographite30/0
2.75
Open Tube 7/32
​10-501020-811-2-71​10651​.500 x 1.000 x 2.000 Split W/Ext Plate​Helwig H38 Electrographite30/0
2.87
Open Tube 7/32
​10-501021​10304​.500 x 1.000 x 1.875 W/Ext Plate​Helwig H28 Electrographite30/20
4.00
Open Tube 7/32
​10-501021-402-3-01​10656​.500 x 1.000 x 2.125​Helwig H41 Electrographite30/25
4.25
Open Slot 7/32
​10-501022-213-1-01​10261​.500 x 1.000 x 2.250​Helwig H50 Electrographite40/0
4.25
Open Tube 9/32
​10-501217-326-2-03​10021​.500 x 1.250 x 1.750 W/Hook In Back​Helwig H21 Electrographite0/25
3.50
Open Slot 7/32
​10-501217-354-2-01​10283​.500 x 1.250 x 1.750 ​Helwig H21 Electrographite0/25
3.25
Open Slot 7/32
​10-501221​10251​.500 x 1.250 x 2.000​Helwig H44 Electrographite30/20
3.25
Open Slot 7/32
​10-501231​10670​.500 x 1.250 x 2.000​Helwig H41 Electrographite30/20
3.25
Open Slot 7/32
​10-501520-122-1-01​10671​.500 x 1.500 x 2.000​Helwig H50 Electrographite0/0
5.50
Open Slot 7/32
​10-501522-122-1-01​10280​.500 x 1.500 x 2.250​Helwig H50 Electrographite0/0
5.50
Open Slot 9/32
​10-501531​10674​.500 x 1.500 x 2.250 W/Ext Plate​Helwig H41 Electrographite35/30
4.25
Open Slot 9/32
​10-501537​12349​.500 x 1.500 x 2.500​Helwig H41 Electrographite30/22
4.00
Open Tube 9/32
​10-501722-122-1-01 ​10678​.500 x 1.750 x 2.250​Helwig H50 Electrographite0/0
5.50
Open Slot 9/32
10-505041
10687
.500 x .500 x 1.000 W/Spring 
Helwig K244 Graphite
10/03.25
Eyelet Cap .500
10-506215-944-4-01
10689
.500 x .625 x 1.500 Pairs W/Shunt In Back
Helwig H4247 Graphite
0/25
10.00, 3.00
Threaded Bolt .308 Dia.
10-506221
10690
.500 x .625 x 1.437 W/Shunt In Back
Helwig K254 Graphite
0/23
2.00
Open Flag 7/32
10-506251
11734
.500 x .625 x 1.437 W/Shunt In Back
Helwig 6H3 Copper Graphite
0/23
2.00
Open Flag 7/32
10-506252
10691
.500 x .625 x 1.250 W/Shunt In Back
Helwig 6H3 Copper Graphite
15/25
2.00
Open Flag 7/32
10-507511
10697
.500 x .750 x 2.000
Helwig H50 Electrographite
0/0
4.50
Open Slot 9/32
10-507515-111-2-02
10300
.500 x .750 x 1.500
Helwig H28 Electrographite
0/0
3.50
Open Tube 7/32
10-507518-811-2-01
10320
.500 x .750 x 1.875 W/Ext Plate
Helwig H28 Electrographite
15/15
3.00
Open Slot 7/32
10-507522-213-1-01
10260
.500 x .750 x 2.250
Helwig H50 Electrographite
40/0
3.75
Open Slot 9/32
10-508715-104-2-01
10702
.500 x .875 x 1.500
Helwig H45 Electrographite
0/0
3.50
Open Tube 7/32
10-621015-144-5-01
10398
.625 x 1.000 x 1.500
Helwig 6H2 Copper Graphite
0/0
4.00
Open Tube 7/32
10-621021
10424
.625 x 1.000 x 2.000 W/Ext Plate
Helwig H27 Electrographite
30/15
2.75
Open Slot 7/32
10-621091
10708
.625 x 1.000 x 2.000 Split W/Pad
Helwig H44 Electrographite
30/30
3.75
Open Slot 7/32
10-621117-674-3-04
12898
.625 x 1.125 x 1.750 Split W/Pad
Helwig H82C Electrographite
0/20
3.00
Closed Tube 7/32
10-621220-404-1-02
10717
.625 x 1.250 x 2.000
Helwig H24 Electrographite
30/25
3.00
Open Tube 9/32
10-621220-404-3-03
10354
.625 x 1.250 x 2.000
Helwig H76 Electrographite
30/25
3.00
Open Tube 9/32
10-621220-404-5-01
10353
.625 x 1.250 x 2.000
Helwig 6H3 Copper Graphite
30/25
2.50
Open Tube 9/32
10-621220-712-4-01
12102
.625 x 1.250 x 2.000 Split W/Plate 
Helwig H619 Graphite
30/25
4.18
Open Tube 7/32
10-621220-811-2-08
11968
.625 x 1.250 x 2.000 W/Ext Plate
Helwig H44 Electrographite
30/15
3.50
Open Tube 7/32
10-621221
10352
.625 x 1.250 x 2.125
Helwig H44 Electrographite
30/20
3.75
Open Slot 7/32
10-621222-510-1-01
10727
.625 x 1.250 x 2.250 Split W/Plate
Helwig H50 Electrographite
0/0
5.00
Open Slot 9/32
10-621222-870-3-07
12247
.625 x 1.250 x 2.250 Tri-Split W/Ext Pad
Helwig H35 Electrographite
30/15
3.12
Open Slot 7/32
10-621223-862-1-01 
10734
.625 x 1.250 x 2.375 Split W/Ext Pad
Helwig H3 Electrographite
30/25
4.25
Open Slot 7/32
10-621225-811-2-04
10120
.625 x 1.250 x 2.500 W/Ext Plate
Helwig H28 Electrographite
30/30
4.00
Open Slot 9/32
10-621231
10329
.625 x 1.250 x 2.000 Split W/Plate
Helwig H77 Electrographite
30/25
4.18
Open Slot 7/32
10-621232
12216
.625 x 1.250 x 2.125 Split W/Ext Plate
Helwig H57 Electrographite
30/254.00
Open Slot 7/32
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Every brush listed, except those marked with a GE, Morgan/National Carbon, or Mersen/Carbone grade, is the Helwig Carbon version of the OEM brush.

All brushes furnished will be the Helwig Carbon version of the OEM brush, unless otherwise specifically requested by the customer.
All OEM part numbers are used for reference purposes only.

Helwig 10 Series Carbon Brushes-Page 3 of 4

​DC Motor Parts, Inc.

Phone:  304-425-1759

Fax:  1-800-339-8959

 504 Kirby Addition Road Princeton WV 24739-7207

 ​support@dcmotorparts.com

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