BCR, BSR, BEM and Female Center Blanks
Please call 1-800-525-3656 for price and availability.
Carbide Technologies also has the capability to manufacture custom female center blanks to customer specifications.
BCR
|
ITI Part Number
|
Diameter
|
|||||||
|
Nominal
|
Actual
|
L
|
C
|
V
|
Center Number
|
Stocked Item
|
Grade
|
|
|
BCR- 1
|
1/8
|
.143 +/-.004
|
2 ¼
|
0.050
|
0.040
|
0
|
*
|
CT-110
|
| BCR- 2 |
5/32
|
.176+/-.004
|
2 ½
|
0.050
|
0.040
|
0
|
*
|
CT-110
|
| BCR- 3 |
3/16
|
.208+/-.004
|
2 ¾
|
0.060
|
0.040
|
0
|
*
|
CT-110
|
| BCR- 4 |
7/32
|
.239+/-.004
|
3
|
0.060
|
0.040
|
0
|
*
|
CT-110
|
| BCR- 5 |
1/4
|
.270+/-.004
|
3
|
0.080
|
0.040
|
0
|
*
|
CT-110
|
| BCR- 6 |
9/32
|
.305+/-.004
|
3 ¼
|
0.080
|
0.050
|
0
|
*
|
CT-110
|
| BCR- 7 |
5/16
|
.337+/-.004
|
3 ½
|
0.060
|
0.050
|
1
|
*
|
CT-110
|
| BCR- 8 |
11/32
|
.368+/-.004
|
3 ½
|
0.080
|
0.050
|
1
|
*
|
CT-110
|
| BCR- 9 |
3/8
|
.399+/-.004
|
3 ½
|
0.100
|
0.050
|
1
|
*
|
CT-110
|
| BCR- 10 |
1/8
|
.149+/-.004
|
3 ½
|
0.050
|
0.050
|
0
|
CT-110
|
|
| BCR- 11 |
5/32
|
.180+/-.004
|
4
|
0.050
|
0.050
|
0
|
CT-110
|
|
| BCR- 12 |
3/16
|
.212+/-.004
|
4 ½
|
0.060
|
0.060
|
0
|
*
|
CT-110
|
BEM
|
ITI Part Number
|
Diameter
|
|||||||
|
Nominal
|
Actual
|
L
|
C
|
V
|
Center Number
|
Stocked Item
|
Grade
|
|
|
BEM- 1
|
1/8
|
.145 +/-.004
|
1 ½
|
0.050
|
0.030
|
0
|
CT-110
|
|
| BEM- 2 |
3/16
|
.208+/-.004
|
2
|
0.060
|
0.030
|
0
|
CT-110
|
|
| BEM- 3 |
1/4
|
.270+/-.004
|
2 ½
|
0.060
|
0.040
|
0
|
CT-110
|
|
| BEM- 4 |
5/16
|
.333+/-.004
|
2 ½
|
0.080
|
0.040
|
1
|
CT-110
|
|
| BEM- 5 |
5/16
|
.337+/-.004
|
3 ½
|
0.080
|
0.050
|
1
|
CT-110
|
|
| BEM- 6 |
3/8
|
.395+/-.004
|
2 ½
|
0.100
|
0.040
|
1
|
CT-110
|
|
| BEM- 7 |
3/8
|
.399+/-.004
|
3 ½
|
0.100
|
0.050
|
1
|
CT-110
|
|
| BEM- 8 |
7/16
|
.458+/-.004
|
2 ¾
|
0.110
|
0.040
|
1
|
CT-110
|
|
| BEM- 9 |
1/2
|
.520+/-.004
|
3
|
0.110
|
0.040
|
1
|
CT-110
|
|
| BEM- 10 |
1/2
|
.524+/-.004
|
4
|
0.110
|
0.050
|
1
|
CT-110
|
|
| BEM- 11 |
9/16
|
.587+/-.004
|
3 ½
|
0.130
|
0.050
|
2
|
CT-110
|
|
| BEM- 12 |
5/8
|
.649+/-.004
|
3 ½
|
0.130
|
0.050
|
2
|
CT-110
|
|
| BEM-13 |
3/4
|
.774+/-.004
|
4
|
0.150
|
0.050
|
2
|
CT-110
|
|
| BEM-14 |
11/16
|
.712+/-.004
|
4
|
0.150
|
0.050
|
2
|
CT-110
|
|
BSR
|
ITI Part Number
|
Diameter
|
|||||||
|
Nominal
|
Actual
|
L
|
C
|
V
|
Center Number
|
Stocked Item
|
Grade
|
|
|
BSR- 1
|
1/4
|
.270 +/-.004
|
2
|
0.060
|
0.030
|
0
|
CT-110
|
|
| BSR- 2 |
9/32
|
.301+/-.004
|
2
|
0.080
|
0.030
|
0
|
CT-110
|
|
| BSR- 3 |
5/16
|
.333+/-.004
|
2
|
0.080
|
0.030
|
1
|
CT-110
|
|
| BSR- 4 |
11/32
|
.360+/-.004
|
2
|
0.080
|
0.030
|
1
|
CT-110
|
|
| BSR- 5 |
3/8
|
.395+/-.004
|
2
|
0.100
|
0.030
|
1
|
CT-110
|
|
| BSR- 6 |
13/32
|
.426+/-.004
|
2
|
0.100
|
0.030
|
1
|
CT-110
|
|
| BSR- 7 |
7/16
|
.457+/-.004
|
2
|
0.110
|
0.030
|
1
|
CT-110
|
|
| BSR- 8 |
15/32
|
.489+/-.004
|
2
|
0.110
|
0.030
|
1
|
CT-110
|
|
| BSR- 9 |
1/2
|
.520+/-.004
|
2
|
0.110
|
0.030
|
1
|
CT-110
|
|
| BSR- 10 |
9/16
|
.583+/-.004
|
2 ¼
|
0.130
|
0.040
|
2
|
CT-110
|
|
| BSR- 11 |
5/8
|
.645+/-.004
|
2 ¼
|
0.130
|
0.040
|
2
|
CT-110
|
|
| BSR- 12 |
11/16
|
.708+/-.004
|
2 ¼
|
0.150
|
0.040
|
2
|
CT-110
|
|
| BSR-13 |
3/4
|
.770+/-.004
|
2 ½
|
0.150
|
0.040
|
2
|
CT-110
|
|
6 Inch FCBE Blanks
|
ITI Part Number
|
Diameter
|
|||||||
|
Nominal
|
Actual
|
L
|
C
|
V
|
Center Number
|
Stocked Item
|
Grade
|
|
|
0.1875
|
.212 +/-.004
|
6
|
0.060
|
4/57
|
0
|
*
|
CT-110
|
|
|
0.21875
|
.243+/-.004
|
6
|
0.060
|
4/57
|
0
|
*
|
CT-110
|
|
|
0.25
|
.274+/-.004
|
6
|
0.060
|
4/57
|
0
|
*
|
CT-110
|
|
Grade CT-110 Properties – .8 micron 10% Co HRA 91.5 +/-.5 TRS 450ksi