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Temax R-4 Elastomer Bumpers

These Temax R-4 elastomer bumpers provide long stroke with minimum End Load for a Soft Stop. This Long Stroke/Soft Stop feature has numerous applications in maintenance free Conveyor Systems. Bumpers are easily mounted in any orientation via a single head cap screw.
radial bumpers

Physical Specifications

Energy Capacity 50 in-lbs / 5.65 Nm
Maximum Force 200 lbs / 889.50 N
Free Height 1.72 +- 0.055 in / 43.69 +- 1.40 mm
Free Bulge 1.95 +- 0.060 in / 49.53 +- 1.52 mm
Wrench Opening 0.375 +- 0.015 in / 9.53 +- 0.38 mm
Width 1.36 +- 0.030 in / 34.54 +- 0.76 mm
Mounting Hole 0.22 +- 0.015 in / 5.59 +- 0.38 mm
Solid Height 0.37 +- 0.005 in / 9.40 +- 0.13 mm
Bulge @ Solid Height 2.68 +- 0.020 in / 68.07 +- 0.51 mm
Base Thickness 0.16 +- 0.020 in / 4.06 + 0.51 mm
Weight 0.90 oz / 25.51 grams
Mounting Screw #10-24 SHCS
Mounting Torque 1.6 ft-lbs / 2.00 Nm

Typical Applications

Return Springs in Car Wash Systems
Soft Stop/Long Travel Shock Absorber on Material Handling Systems
Suspension Units on Fitness Industry Equipment
Packaging Systems

Graphs are illustrative only.

r-4-static-force-vs-travel-curve-inches

r-4-static-force-vs-travel-curve-metric

r-4-dynamic-force-vs-travel-curve-inches

r-4-dynamic-force-vs-travel-curve-metric

Dynamic Energy (We) is the Energy Capacity of the Bumper with respect to Displacement or Compression of the Bumper.

 

R-4 Axial Bumper Competitor Model #

ACE Controls TA 50-35
McMaster-Carr 9724K17
Miner Elastomer Products GBR-4
Reid Tool Supply Company GBR-4
Stock Drive V10P81-R04

 

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