C O A X I A L
C A B L E S
6.63
50 Ohm Transmission and Computer Cable
RG-188A/U, RG-174/U and RG-58/U Type
Description
Part
No.
Standard
Nominal
Conductor
UL NEC/ Standard Lengths Unit Weight
Core OD
(stranding)
C(UL) CEC
Diameter
Type
Ft.
m
Lbs.
kg Nom. DCR Inch mm
Shielding Nominal OD
Materials
Nom. DCR Inch mm
Nominal
Nom. Nom. Capacitance
Vel.
Imp.
of
(Ω) Prop. pF/Ft. pF/m
Nominal
Attenuation
dB/
dB/
MHz 100 Ft. 100m
RG-174/U Type • 26 AWG
Stranded (7x34) .019″ Bare Copper-covered Steel • 90% Tinned Copper Braid Shield
Polyethylene Insulation • Black PVC Jacket
UL AWM
Style 1354
(30V 60°C)
8216
100
500
1000
††
30.5
152.4
304.8
1.0
5.5
9.0
.5
2.5
4.1
26 AWG .060
(7x34)
.019″
BCCS
97.0Ω/M′
318.2Ω/km
1.52
TC Braid
.110
90% Shield
Coverage
10.7Ω/M′
35.1Ω/km
2.79
50
66%
30.8 101.0
1
10
50
100
200
400
700
900
1000
1.9
6.2
3.3 10.8
5.8 19.0
8.4 27.6
12.5 41.0
19.0 62.3
27.0 88.6
31.0 101.7
34.0 111.5
RG-188A/U Type • 26 AWG
Stranded (7x34) .007″ Silver-coated Copper-covered Steel • 96% Silver-coated Copper Braid Shield
TFE Teflon
®
Insulation • White TFE Tape Jacket
200°C
VW-1
83269
100
†
500
†
1000
†
30.5
152.4
304.8
2.8
7.0
12.0
1.3
3.2
5.5
26 AWG .058
(7x34)
.007″
SCCCS
91.2Ω/M′
299.2Ω/km
1.47
SCC Braid .098
96% Shield ±.004
Coverage
8.5Ω/M′
27.9Ω/km
2.49
±.10
50
69.5% 29.0
95.1
1
10
50
100
200
400
700
900
1000
1.2
2.7
5.6
8.3
12.0
17.5
23.7
27.3
29.0
3.9
8.9
18.4
27.2
39.4
57.4
77.8
89.6
95.1
MIL-C-17D
RG-58/U Type • 20 AWG
Solid .033″ Bare Copper • 78% Bare Copper Braid Shield
Polyethylene Insulation • Black PVC Jacket
75°C
9201
U-500
500
U-1000
1000
U-152.4
152.4
U-304.8
304.8
13.0 5.9
15.5 7.0
26.0 11.8
25.0 11.4
20 AWG .116
(solid)
.033″
BC
10.0Ω/M′
33.1Ω/km
2.95
BC Braid .193
78% Shield
Coverage
5.5Ω/M′
18.0Ω/km
4.90
51.5
66%
28.5
93.5
1
10
50
100
200
400
700
900
1000
.3
1.1
2.5
3.8
5.6
8.4
11.7
13.7
14.5
1.1
3.6
8.2
12.5
18.4
27.6
38.4
44.9
47.6
RG-58/U Type • 20 AWG
Solid .033″ Bare Copper • Duobond
®
II + 55% Tinned Copper Braid Shield
Polyethylene Insulation • Black PVC Jacket
UL AWM
Style 1354
(30V 60°C)
9310*
500
U-1000
1000
152.4
U-304.8
304.8
14.0 6.4
23.0 10.5
23.0 10.5
20 AWG .114
(solid)
.033″
BC
10.0Ω/M′
33.1Ω/km
2.90
Duobond II .193
+ 55%
TC Braid
14.0Ω/M′
45.9Ω/km
4.90
50
66%
30.8 101.0
1
10
50
100
200
400
700
900
1000
.5
1.4
2.8
3.8
5.4
7.9
11.1
12.8
13.9
1.5
4.6
9.2
12.5
17.7
25.9
36.4
42.0
45.6
BCCS = Bare Copper-covered Steel • DCR = DC Resistance • SCC = Silver-coated Copper • SCCCS = Silver-coated Copper-covered Steel • TC = Tinned Copper
Contact the Belden Customer Service Department for a Comprehensive Connector Cross Reference.
1-800-BELDEN-1.
Request quotations of RG/U cables not listed.
*See Belden’s website, www.belden.com, for connector information.
†
Spools may contain more than one piece. Length may vary ±10% from length shown.
††
Multi-piece spool (max. 3 pieces, min. length 100′). Length may vary ±10% from length shown.
Teflon is a DuPont trademark.
B e l d e n E l e c t r o n i c s D i v i s i o n
Te c h n i c a l S u p p o r t :
1 - 8 0 0 - B E L D E N - 1
o r
1 - 8 0 0 - B E L D E N - 3
•
w w w . b e l d e n . c o m
6
•
Coaxial Cables
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