APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 20670 Issued:1990-12-11
Revised:2019-11-07
Style 20670 Jacketed Cable.

Rating90 deg C, voltage rating not specified, Cable flame.
Conductor36 AWG minimum, solid or stranded round.
Insulationlabeled or complying Manufacturer's AWM Procedure.
AssemblyTwo or more individually insulated conductors or groups of insulated conductors cabled together to form a round cable. A flat or oval cable may also be constructed with not more than three rows of single conductors or groups of conductors. The length of lay of the twisted conductors or groups is not specified. Fillers may be used in a cable but are not required. A barrier layer, if employed, may be a fibrous wrap serving, or braid; paper; nylon; oriented polyethylene terephthalate; or thermo-plastic tape wrap. The barrier layer may be applied over the twisted assembly of individual conductors, groups of conductors or individual conductors or over the shield, if provided.
ShieldOptional.
CoveringOptional. A 4 mil or heavier wall of thermoplastic covering may be extruded over the conductor assembly or groups of conductors (with or without shields).
JacketExtruded PUR
major dia in inches
0.700 or less60 mils min average48 mils minimum at any point
0.701-1.500 in80 avg64 min
1.501-2.500 in110 avg88 min
2.501 in and larger140 avg112 min
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseExternal interconnection of electronic equipment

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