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7503A

Product Number: 7503A

MachFlexTM, Vision Coax 75Ω, #20 Str BC, PO Ins, OA TC Brd, PVC Jkt, AWM 1354

MachFlexTM for High Flex, 1 Conductor 20AWG (105(7x15)x40) Bare Copper, PO Insulation, Overall Tinned Copper Braid(95%) Shield, PVC Outer Jacket, AWM 1354

Availability
Global
Status
Active
Orderable items
2

Ships from and sold by A5 IT.

Part numbers

7503A is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #ColorPut-Up TypeLengthUPCOrder
7503A G7X500Blue, MatteReel500 ft612825187325Order online
7503A G7X1000Blue, MatteReel1,000 ft612825187301Order online

Specifications

Physical Characteristics (Overall)

Conductor Count1

Conductor

AWG20
Stranding7x15x40
MaterialBC - Bare Copper
Nominal Diameter0.04 in
No. of Coax1

Insulation

MaterialPE - Polyethylene (Foam)
Nominal Diameter0.185 in

Outer Shield

TypeFrench Braid
MaterialTinned Copper (TC)
Coverage [%]95%

Outer Jacket

MaterialPVC - Polyvinyl Chloride
Material Trade NameBelflex®
Nominal Diameter0.275 in

Electrical Characteristics

Conductor DCR

Nominal Conductor DCR8.1 Ohm/1000ft
Nominal Outer Shield DCR11 Ohm/1000ft
Outer Conductor DCR11 Ohm/1000ft

Capacitance

Nom. Capacitance Conductor to Shield17.3 pF/ft

Inductance

Nominal Inductance0.097 μH/ft

Impedance

Nominal Characteristic Impedance75 Ohm

High Frequency (Nominal/Typical)

Frequency [MHz]Nom. Insertion Loss
2.2 MHz0.3 dB/100ft
5 MHz0.4 dB/100ft
10 MHz0.6 dB/100ft
30 MHz1.1 dB/100ft
50 MHz1.5 dB/100ft
100 MHz2.2 dB/100ft

Delay

Nominal Delay1.3 ns/ft
Nominal Velocity of Propagation (VP) [%]80%

High Frequency

Frequency [MHz]
2.2 MHz
5 MHz
10 MHz
30 MHz
50 MHz
100 MHz

Voltage

UL Voltage Rating30 V RMS

Temperature Range

Non-UL Temp Rating80°C
Operating Temperature Range-40°C To +80°C

Mechanical Characteristics

Bulk Cable Weight34 lbs/1000ft
Maximum Recommended Pulling Tension35 lbs
Minimum Continuous Flexing Bend Radius5.5 in
Minimum Minor Axis Bend Radius2.75 in

Standards

UL AWM Style ComplianceAWM 1354
CSA AWM ComplianceAWM I/II A/B

Applicable Environmental and Other Programs

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 ComplianceEU Directive 2003/11/EC (BFR)
EU CE MarkYes
MII Order #39 (China RoHS)Yes

Flammability, LS0H, Toxicity Testing

UL voltage rating30 V RMS

Plenum/Non-Plenum

Plenum (Y/N)No

Related Part Numbers

FootnoteC - CRATE REEL PUT-UP., Z - FINAL PUT-UP MAY VARY (= OR -) 10% FOR SPOOLS OR REELS AND (+ OR -) 5% FOR UNREEL CARTONS FROM LENGTH SHOWN.

History

Update and RevisionRevision Number: 0.395 Revision Date: 02-20-2026

Resources

Related flex cable