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R-250 Swithcboard Insulators

[R-250]

R-250 Electric Insulators
Electric insulators for various applications: busbars, switch gear, etc. Insulators are made with a glass reinforced polyester bulk molding compound, and aluminum threads. They are compression molded to give you the highest strength available.

The BMC (Bulk Molding Compound) material is U.L. listed 94-VO for flammability, and meets requirements for the U.L. 891 standard for safety. Every insulator is hi-pot tested at 3,000 volts, and inspected for: cracks, short spots, and defects of any kind

Applications

Custom sizes and shapes available
Available with aluminum, brass, or steel inserts
Available with female or male inserts upon request

Specifications

Gauge	1/4
Thread	30
Deep	3/16
Diameter Shape	Circular
Diameter	1 inch
Height	3/4 inch
Threading Options	American Metric
Dielectric Strength	15 kV
Insert Material	Aluminum Brass Steel
Insert Junction	Female Male
Arc Resistance	180 + sec
Flammability	meets UL 94-VO rating at 1/4 " thickness
Impact	50 inch/lbs.
Tensile Strength	1300 ft/lbs.
Cantilever Strength	750 ft/lbs.
Torque Strength	14 ft/lbs.
Water Absorption	0.29
Height Tolerance	0.015 inch
Thread Inserts	1/4 " x 20 x 3/16 "
U/L Material	E-27601-C, 2/27/76
Packaging	500
Weight per Package	24 lbs.
Insulation Material	glass reinforced polyester bulk molding compound
Custom Insert Material Request	Aluminum Brass Steel

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