Product Number: 8281B

Precision Video Coax, RG59, #20 Solid BC, Double 98% Braid, CMR

20 AWG solid .031" bare copper conductor, flame-retardant semi-foam polyethylene insulation, tinned copper/bare copper double braid shield (95% coverage), PVC jacket.

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8281B
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Specifications

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Conductor

AWG Stranding Material Nominal Diameter No. of Coax
20 Solid BC - Bare Copper 0.031 in 1

Conductor Count

1

Insulation

Material Nominal Diameter
PE - Polyethylene (Foam) 0.198 in

Outer Shield

Type Layer Material Coverage [%]
Braid 1 Tinned Copper (TC) 95%
Braid 2 Tinned Copper (TC) 95%

Outer Jacket

Material Nominal Diameter
PVC - Polyvinyl Chloride 0.305 in

Conductor DCR

Nominal Conductor DCR Nominal Conductor DCR Conductor Resistance Nominal Outer Shield DCR Outer Conductor DCR
9.9 Ohm/1000ft 9.9 Ohm/1000ft 1.1 Ohm/1000ft 1.1 Ohm/1000ft

Capacitance

Nom. Capacitance Conductor to Shield
21 pF/ft

Inductance

Nominal Inductance
0.118 µH/ft

Impedance

Nominal Characteristic Impedance
75 Ohm

Return Loss

Frequency [MHz] Min. Structural Return Loss (SRL)
5-216 MHz 27 dB
217-850 MHz 23 dB

High Frequency (Nominal/Typical)

Frequency [MHz] Nom. Insertion Loss
1 MHz 0.3 dB/100ft
3.6 MHz 0.5 dB/100ft
10 MHz 0.8 dB/100ft
71.5 MHz 2.1 dB/100ft
135 MHz 3 dB/100ft
270 MHz 4.4 dB/100ft
360 MHz 5.1 dB/100ft
540 MHz 6.6 dB/100ft
720 MHz 7.8 dB/100ft
750 MHz 8 dB/100ft
1000 MHz 10.2 dB/100ft

Delay

Nominal Delay Nominal Velocity of Propagation (VP) [%]
1.54 ns/ft 66%

Voltage

Non-UL Voltage Rating UL Voltage Rating Voltage Rating [V]
300 V RMS 300 V RMS 30 V RMS
300 V RMS

UL Temp Rating

80°C

Operating Temperature Range

-40°C To +80°C

Bulk Cable Weight

79 lbs/1000ft

Max. Pull Tension

168 lbs

Min. Bend Radius/Minor Axis

3 in

Min Flexing Radius

6 in

NEC/(UL) Compliance

CMR

CEC/C(UL) Compliance

CMG

UL AWM Style Compliance

AWM 1354

CPR Euroclass

Eca

RG Type

59

Environmental Space

Indoor/Outdoor

EU Directive 2000/53/EC (ELV)

Yes

EU Directive 2003/11/EC (BFR)

Yes

EU Directive 2011/65/EU (RoHS 2)

Yes

EU Directive 2012/19/EU (WEEE)

Yes

EU Directive 2015/863/EU (RoHS 2 amendment)

Yes

EU Directive Compliance

EU Directive 2003/11/EC (BFR)

EU CE Mark

Yes

MII Order #39 (China RoHS)

Yes

Suitability - Aerial

Yes - Black only, when supported by messenger wire

Suitability - Indoor

Yes

Suitability - Outdoor

Yes - Black only

UL Flammability

UL1666 Vertical Shaft

CSA Flammability

FT4

IEC Flammability

IEC 60332-1-2

UL voltage rating

300 V RMS

Plenum (Y/N)

No

Plenum Number

88281

Footnote

C - CRATE REEL PUT-UP.

Update and Revision

Revision Number: 0.424 Revision Date: 02-03-2025

Update and Revision

Revision Number: 0.424 Revision Date: 02-03-2025

Part Numbers

Item # Color Put-Up Type Length UPC
8281B 0101000 Black Reel 1,000 ft 612825355489
8281B 0061000 Blue, Light Reel 1,000 ft 612825355762
8281B 0081000 Gray Reel 1,000 ft 612825355748
8281B 0051000 Green, Dark Reel 1,000 ft 612825355779
8281B 0021000 Red Reel 1,000 ft 612825355793
8281B 0071000 Violet Reel 1,000 ft 612825355755
8281B 0091000 White Reel 1,000 ft 612825355731
8281B 0041000 Yellow Reel 1,000 ft 612825355786
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