Product Number: 1857A

Triax, RG59, 22 AWG Str BC, Double 95% BC Braids, Belflex® Jkt, Flexible

Triax, RG59, 22 AWG (19x34) Bare Copper Conductor, PE Insulation, 95% Bare Copper Braid Shield, PE Insulation, 95% Bare Copper Braid Shield, Belflex® Jacket, Flexible

Availability: Global
Status: Active
Orderable items: 5

Ships from and sold by A5 IT.

Part numbers

1857A is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #	Color	Putup Type	Length	UPC	Footnote	Order
1857A B59500	Black, Matte	Reel	500 ft	612825358404	C	Order online
1857A B591000	Black, Matte	Reel	1,000 ft	612825358411	C	Order online
1857A B594000	Black, Matte	Reel	4,000 ft	612825352181	—	Order online
1857A 0071000	Violet	Reel	1,000 ft	612825356578	C	Order online
1857A 0041000	Yellow	Reel	1,000 ft	612825356684	C	Order online

Specifications

Product Overview

Suitable Applications	Analog Video; Interconnect camera to CCU (camera control unit)

Construction Details

RG Type	59
Overall Cable Diameter (Nominal)	0.360 in (9.14 mm)

Conductor

Size	22 AWG
Stranding	19x34
Nom. Diameter	0.031 in
Material	BC - Bare Copper

Insulation

Material	PE - Polyethylene (Foam)
Nom. Insulation Diameter	0.143 in (3.63 mm)
Color Code	White

Inner Shield

Layer	1
Shield Type	Braid
Material	Bare Copper (BC)
Coverage	95%

Inner Jacket

Material	PE - Polyethylene
Nom. Diameter	0.216 in (5.49 mm)

Outer Shield

Layer	1
Outer Shield Type	Braid
Material	Bare Copper (BC)
Coverage	95%

Outer Jacket

Material	PVC - Polyvinyl Chloride
Nom. Diameter	0.360 in (9.14 mm)

Electrical Characteristics

Return Loss

Frequency	Min. Return Loss
5 - 850 MHz	21 dB
850 - 3000 MHz	15 dB

Attenuation

Frequency	Nom. Attenuation
1 MHz	0.30 dB/100ft
3.6 MHz	0.50 dB/100ft
10 MHz	0.80 dB/100ft
71.5 MHz	2.20 dB/100ft
135 MHz	3.10 dB/100ft
270 MHz	4.50 dB/100ft
360 MHz	5.40 dB/100ft
540 MHz	6.80 dB/100ft
720 MHz	8.10 dB/100ft
750 MHz	8.40 dB/100ft
1000 MHz	10.10 dB/100ft
1500 MHz	13.30 dB/100ft
2250 MHz	17.60 dB/100ft
3000 MHz	21.40 dB/100ft

Electricals

Nom. Conductor DCR	14.0 Ohm/1000ft
Nom. Inner Shield DCR	2.5 Ohm/1000ft (8.2 Ohm/km)
Nom. Outer Shield DCR	1.6 Ohm/1000ft (5.2 Ohm/km)
Nom. Capacitance Cond-to-Shield	17.0 pF/ft (55.8 pF/m)
Nom. Characteristic Impedance	75 Ohm
Nom. Velocity of Prop.	77%

Voltage

Voltage Rating	300 V

Mechanical Characteristics

Max. Pull Tension	102 lbs (46.3 kg)
Bulk Cable Weight	79 lbs/1000ft

Temperature

Operating	-50°C to +80°C

Bend Radius

Installation Min.	3.6 in (91 mm)

Standards and Compliance

Environmental Suitability	Indoor/Outdoor, Indoor, Aerial - When supported by messenger wire
Sustainability	CA Prop 65
CPR Compliance	CPR Euroclass: Eca
European Directive Compliance	EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), REACH, EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE)
UK Regulation Compliance	UKCA Mark
APAC Compliance	China RoHS II (GB/T 26572-2011)

History

Update and Revision	Revision Number: 0.467 Revision Date: 02-20-2026
Footnote	C - CRATE REEL PUT-UP.

Resources

Belden 1857A technical datasheet Indoor/Outdoor Stadium Cables Video Distance Chart Date: 2004-01-01