Beryllia Core, Silicone Coated
Power Resistors MIL-R-26 (RW)
& Commercial Industrial Styles
Physical Data
A
Length
B
C dia.
D
Lead Length
1.375 (34.9 mm) Minimum
IRC
Style
U
B-1
B-2
B-3
B-5
B-5A
B-5C
B-6
B-10
B-12
B-15
Rated
Wattage
V
Dimensions
Length
A
.250 ± .032
Diameter
B
.085 ± .020
.078 ± .032
.094 ± .032
.188 ± .032
.188 ± .032
.218 ± .032
.250 ± .032
.312 ± .032
.312 ± .032
.375 ± .032
Lead
Diam. C
AWG
#24
#24
#24
#20
#20
#18
#18
#18
#18
#18
IRC
Max
Resistance
2.0K
3.4K
6.5K
22K
34K
18K
40K
54K
75K
150K
Metric Dimensions
Dimensions
Length
A
6.4 ± 0.8
7.9 ± 1.6
10.3 ± 0.8
14.3 ± 1.6
20.6 ± 1.6
12.7 ± 1.6
15.7 ± 1.6
22.2 ± 1.6
31 ± 1.6
45.2 ± 1.6
Diameter
B
2.2 + 0.5
2.0 + .08
2.4 + .08
4.8 + .08
4.8 + .08
5.5 + .08
6.4 + .08
7.9 + .08
7.9 + .08
7.9 + .08
Lead
Dia. C
mm
0.5
0.5
0.5
0.8
0.8
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.25
4.0
4.5
5.0
6.0
7.0
10.0
15.0
2.0
2.75
5.0
6.5
7.0
8.0
10.0
12.0
18.0
.312 ± .062
.406 ± .032
.562 ± .062
.812 ± .062
.500 ± .062
.625 ± .062
.875 ± .062
1.218 ± .062
1.780 ± .062
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
B Series Issue September 2008 Sheet 2 of 3
IRCTT [ IRC - A TT ELECTRONICS COMPANY. ]
