50 Ohm Coaxial Cable

RG174U, RG213U, RG214, RG223

Abbreviation Legend

Coaxial Handbook

BNC Jacks

BNC Plugs

ECS
Catalogue
Number

RG#

Conductor

Insul.

Jacket & O.D.
(inches)

Shields & Type

Nom.
IMP.
(ohms)

Nom. Vel. of Prop.

Nom. CAP pF/ft.

Approval

Rating

Total
Weight
(lbs/km)

Nom. Attenuation 

Size

Stranding

Type

MHz

db/100'

RG174-1 174U 26 7 X 34 PE PVC 95% 50 66% 30.8 UL 1354 56 1 1.90
Black CCS .100 TCB 10 3.30

50 5.80
100 8.40
200 12.50

500

21.21

1000

34.00

ECS
Catalogue
Number

RG#

Conductor

Insul.

Jacket & O.D.
(inches)

Shields & Type

Nom.
IMP.
(ohms)

Nom. Vel. of Prop.

Nom. CAP pF/ft.

Approval

Rating

Total
Weight
(lbs/km)

Nom. Attenuation 

Size

Stranding

Type

MHz

db/100'

RG213-1 213U 20 7 X 21 PE PVC 97% 50 66% 30.8 CSA/UL 354 1 1.10
Black BC .405 BCB CMH/FT1 100 3.40

200 4.90
400 7.00
1000 12.00

ECS
Catalogue
Number

RG#

Conductor

Insul.

Jacket & O.D.
(inches)

Shields & Type

Nom.
IMP.
(ohms)

Nom. Vel. of Prop.

Nom. CAP pF/ft.

Approval

Rating

Total
Weight
(lbs/km)

Nom. Attenuation 

Size

Stranding

Type

MHz

db/100'

RG213-2 213U 13 7 X 21 PE PVC 97% 50 66% 30.8 CSA/UL 354 50 1.30
Black BC .405 BCB CMG/FT4 100 3.40

400 4.90
700 6.90
900 8.00

ECS
Catalogue
Number

RG#

Conductor

Insul.

Jacket & O.D.
(inches)

Shields & Type

Nom.
IMP.
(ohms)

Nom. Vel. of Prop.

Nom. CAP pF/ft.

Approval

Rating

Total
Weight
(lbs/km)

Nom. Attenuation 

Size

Stranding

Type

MHz

db/100'

RG214-1 214U 13 7 X 21 PE NPVC 2-97% 50 66% 30.8 UL 1354 426 50 1.60
Black SC .425 SB MIL-C-17D 100 2.20

200 3.20
500 4.70
900 8.80
1000 8.90
4000 21.50

ECS
Catalogue
Number

RG#

Conductor

Insul.

Jacket & O.D.
(inches)

Shields & Type

Nom.
IMP.
(ohms)

Nom. Vel. of Prop.

Nom. CAP pF/ft.

Approval

Rating

Total
Weight
(lbs/km)

Nom. Attenuation 

Size

Stranding

Type

MHz

db/100'

RG214-2 214U 13 7 X 21 PE PVC 2-97% 50 66% 29.5 CSA/UL 440 50 1.60
Black TC .425 TCB CMH/FT1 100 2.30

200 3.10
500 5.00
700 6.90
900 8.00
1000 9.00

ECS
Catalogue
Number

RG#

Conductor

Insul.

Jacket & O.D.
(inches)

Shields & Type

Nom.
IMP.
(ohms)

Nom. Vel. of Prop.

Nom. CAP pF/ft.

Approval

Rating

Total
Weight
(lbs/km)

Nom. Attenuation 

Size

Stranding

Type

MHz

db/100'

RG223-1 223U 19 Solid PE NPVC 2-95% 50 66% 30.8 UL1354 121 50 3.10
Black SC .212 SB MIL-C-17D 100 4.50

200 6.40
500 9.20
900 14.30
1000 16.30