The image shown is representative of the product family and may not specifically be the individual item. All Mar-Bal standoff insulators are molded from a flame retardant and track-resistant glass reinforced thermoset polyester molding compound recogn…
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Mar-Bal Glastic® R2137 Steel Standoff Insulator, 600 V, 3/8-16 x 3/8", 1-3/8" H, MFR ID R2137-S4

  • MFR #FG4213702R
  • EIS #STAOFFR2137S4
$6.85 / Piece
Pack: 225/Carton
Available to Order
Min QTY1QTY Increment1more infoPack225/Carton
WARNING: California Proposition 65 - Cancer and Reproductive Harm - www.P65Warnings.ca.gov
WARNING: California Proposition 65 - Cancer and Reproductive Harm - www.P65Warnings.ca.gov

All Mar-Bal standoff insulators are molded from a flame retardant and track-resistant glass reinforced thermoset polyester molding compound recognized for current carrying devices under UL Material recognition number e 80533 (n). - They combine high mechanical strength with high arc resistance and dielectric properties at elevated temperatures and humidity. These shatter-resistant insulators meet the most exacting standards for a variety of applications.

General Information

Item NameStandoff Insulator
Trade NameGlastic®

SeriesGlastic® R2137-STL

Design & Construction

Insert TypeSteel
MaterialPolyester
ShapeRound

Performance Details

Cantilever Strength2500 Inch-lb
Compression Strength17000 lb
Flame RetardantYes
Tensile Strength2500 lb
Torque Strength30 ft-lb

Electrical Properties

Dielectric Strength15000 V
Voltage Rating600 V

Physical Properties

Arc Resistance180 sec
Creep Distance0.25 Inch + Height
Face Diameter1.75 Inch
Height1.375 Inch
Height Tolerance+/-0.015 Inch
Insert Size3/8 - 16-3/8 Inch
Thread Size3/8 - 16-3/8 Inch
Water Absorption0.15%

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