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Lord Heavy-Duty Plateform Mounts provide effective isolation against vibration. The contour of the flexing element was developed to provide uniform stress distribution. This, plus high strength bonding and the use of specially compounded elastomers, provides maximum service life.

These versatile mounts are available in three types, each type featuring square, diamond or holder configurations to suit a variety of design requirements. The three types, Plateform Mounts, Heavy-Duty Plateform Mounts and Multiplane Mounts, offer a range in load ratings from 0.5 to 600 pounds.

Snubbing washers provide an interlocking system of metal parts which act to prevent damage from overload or excessive shock impact.

Lord Plateform Mounts are easy to install and provide space efficiency. Typical applications include electronic equipment, business machines, medical equipment and small pumps, engines and gen sets.
Plateform Mounts
Unit of Measure
Items Plateform Mounts
283P-120
Heavy-Duty Plateform Mounts
Plateform Mounts
283P-155
Heavy-Duty Plateform Mounts
Plateform Mounts
283P-185
Heavy-Duty Plateform Mounts
Plateform Mounts
283P-220
Heavy-Duty Plateform Mounts
Plateform Mounts
283P-250
Heavy-Duty Plateform Mounts
Series Number N/A 283
Type N/A Square
Maximum Axial Rated Load N/A 120 lbs534 N N/A 155 lbs689 N N/A 185 lbs823 N N/A 220 lbs979 N N/A 250 lbs1112 N
Axial Spring Rates N/A 480 lbs/in84.1 N/mm N/A 620 lbs/in108.6 N/mm N/A 740 lbs/in129.6 N/mm N/A 880 lbs/in154.1 N/mm N/A 1000 lbs/in175.1 N/mm
Steel Washer P/N N/A J-2049-4, Snubbing Washer and Collar
Dimension G N/A 0.88 in22.4 mm N/A 0.88 in22.4 mm N/A 1.12 in28.4 mm N/A 1.12 in28.4 mm N/A 1.38 in35.1 mm
Dimension I N/A 1.25 in31.8 mm N/A 1.25 in31.8 mm N/A 1.50 in38.1 mm N/A 1.75 in44.5 mm N/A 2.00 in50.8 mm
Dimension O N/A 3.12 in79.2 mm N/A 3.12 in79.2 mm N/A 3.38 in85.9 mm N/A 3.38 in85.9 mm N/A 3.62 in91.9 mm
Dimension U N/A 0.50 in12.7 mm
Material N/A Metal parts are steel except holder which is ductile iron. Flexing elements are specially compounded natural rubber. Metal parts are coated with specially prepared rust preventative for protection during shipping or storage.
Note N/A Customized designs and special elastomer compounds for specific problems are available. These may result in spring rates and dimensions other than shown.
Product Class N/A Heavy-Duty Plateform Mount