Product Number: 84303

50 Ohm Coax, RG303, 19 AWG Solid SCCCS, SCC Braid, FEP Jacket, CL2P

RG-303/U, 19 AWG solid .037" silver-coated copper-covered steel conductor, plenum, TFE insulation, silver-coated copper braid shield (95% coverage), FEP jacket, commercial non-QPL product.

Availability: Global
Status: Active
Orderable items: 1

Ships from and sold by A5 IT.

Part numbers

84303 is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #	Color	Put-Up Type	Length	UPC	Order
84303 0011000	Brown	Reel	1,000 ft	612825206996	Order online

Specifications

Physical Characteristics (Overall)

Conductor Count	1

Conductor

AWG	19
Stranding	Solid
Material	SCCS - Silvered Copper Covered Steel
Nominal Diameter	0.037 in
No. of Coax	1

Insulation

Material	PTFE - Polytetrafluoroethylene
Material Trade Name	Teflon®
Nominal Diameter	0.116 in

Outer Shield

Type	Braid
Layer	1
Material	Silvered Copper (SC)
Coverage [%]	95%

Outer Jacket

Material	FEP - Fluorinated Ethylene Propylene
Nominal Diameter	0.17 in

Electrical Characteristics

Conductor DCR

Nominal Conductor DCR	16.3 Ohm/1000ft
Nominal Conductor DCR Conductor Resistance	16.3 Ohm/1000ft
Nominal Outer Shield DCR	4.3 Ohm/1000ft
Outer Conductor DCR	4.3 Ohm/1000ft

Capacitance

Nom. Capacitance Conductor to Shield	29 pF/ft

Inductance

Nominal Inductance	0.067 μH/ft

Impedance

Nominal Characteristic Impedance	50 Ohm

High Frequency (Nominal/Typical)

Frequency [MHz]	Nom. Insertion Loss
1 MHz	0.3 dB/100ft
10 MHz	1.1 dB/100ft
50 MHz	2.7 dB/100ft
100 MHz	3.9 dB/100ft
200 MHz	5.6 dB/100ft
400 MHz	8.2 dB/100ft
700 MHz	11 dB/100ft
900 MHz	12.5 dB/100ft
1000 MHz	13.5 dB/100ft

Delay

Nominal Delay	1.46 ns/ft
Nominal Velocity of Propagation (VP) [%]	70%

High Frequency

Frequency [MHz]	Max. Insertion Loss (Attenuation)
50 MHz	2.7 dB/100ft
400 MHz	8.6 dB/100ft
1000 MHz	15 dB/100ft
3000 MHz	28 dB/100ft

Voltage

Description	MIL
UL Voltage Rating	150 V RMS
Voltage Rating [V]	1400 V RMS (Mil Spec)

VSWR

Frequency [MHz]	50 MHz - 1000 MHz
Max. VSWR	per M17/111-RG303

Temperature Range

UL Temperature Rating	200°C
Operating Temperature Range	-70°C To +200°C

Mechanical Characteristics

Bulk Cable Weight	30 lbs/1000ft
Maximum Recommended Pulling Tension	112 lbs
Minimum Minor Axis Bend Radius	2 in

Standards

NEC/(UL) Compliance	CL2P
RG Type	303
Military Compliance	Commercial, non-QPL product (M17/111-RG303)
Qualified Products List	No

Applicable Environmental and Other Programs

Environmental Space	Outdoor - Aerial
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	No
MII Order #39 (China RoHS)	Yes

Suitability

Suitability - Aerial	Yes - When supported by messenger wire
Suitability - Burial	No
Suitability - Hazardous Locations	No
Suitability - Indoor	Yes
Suitability - Outdoor	Yes
Suitability - Sunlight Resistance	No

Flammability, LS0H, Toxicity Testing

UL Flammability	NFPA 262
CSA Flammability	FT6
UL voltage rating	150 V RMS

Plenum/Non-Plenum

Plenum (Y/N)	Yes

Related Part Numbers

Footnote	C - CRATE REEL PUT-UP., E - MAY CONTAIN MORE THAN 1 PIECE. MINIMUM LENGTH OF ANY ONE PIECE IS 25'.

History

Update and Revision	Revision Number: 0.363 Revision Date: 02-20-2026

Resources

Belden 84303 technical datasheet Low Loss Coax DAS Application Guide Ranplan Design iBwave Design IBWave and Ranplan Instructions The Future is Bringing DAS to your Building 12 GHz Exploring—4K Coax Cable Technology

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