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Item # R-250
Item # R-250, R-250 Electric Insulators
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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
20
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
