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Subj.758 Section 3 Page 3099 Issued:1959-05-01
Revised:2012-07-11
Style 3099 Single Conductor with Extruded Insulation.

Rating150 deg C, 300 Vac, Horizontal flame.
Conductor20 - 16 AWG, stranded, tinned copper, nickel coated copper, or silver coated copper. Strands shall consist of 40 AWG or larger.
InsulationExtruded SR, nominal 1/32 inch (not a requirement), 30 mils minimum average, 27 mils minimum at any point.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseMercury switch leads, where protected against mechanical abuse.

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