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Temax CB-12 Elastomer Bumpers

These rugged Temax CB-12 elastomer bumpers have an innovative dual spring rate and meet the minimum existing OSHA and CMAA standards for Bridge Crane Applications. Additionally, the dual spring rates have made them ideal for High Load Suspension Jounce Stops. Bumpers are easily mounted with a single socket head cap screw.

crane bumpers

Physical Specifications

Energy Capacity 5375 ft-lbs / 607.38 Nm
Maximum Force 160000 lbs / 711600.00 N
Free Height 7.31 +- 0.180 in / 185.67 +- 4.57 mm
Free Bulge 5.50 +- 0.180 in / 139.70 +- 4.57 mm
Wrench Opening 2.52 +- 0.030 in / 64.01 +- 0.76 mm
Base Diameter 4.62 +- 0.060 in / 117.35 +- 1.52 mm
Mounting Hole 0.80 +- 0.030 in / 20.32 +- 0.76 mm
Solid Height 1.63 +- 0.005 in / 41.40 +- 0.13 mm
Bulge @ Solid Height 8.44 +- 0.020 in / 214.38 +- 0.51 mm
Base Thickness 1.000 +- 0.020 in / 25.40 +- 0.51 mm
Weight 55.00 oz / 1559.22 grams
Mounting Screw 3/4-10 SHCS
Mounting Torque 200 ft-lbs / 271 Nm

Typical Applications

Jounce Stops on High Load
Suspension Systems
Maintenance Free Emergency Stops on Lift Systems
Cushion Stops on Overhead Cranes
Maintenance Free Shock Absorbers on Material Handling Systems
Saddle Block Cushions & Boom
Bumper Blocks on Mining Equipment
Elastomer Shock Absorption on Lumber Mill De-Barking Machines

Graphs are illustrative only.

cb-12-static-force-vs-travel-curve-inches

cb-12-static-force-vs-travel-curve-metric

cb-12-dynamic-force-vs-travel-curve-inches

cb-12-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.

 

CB-12 Crane Bumper Competitor Model #

ACE Controls TC 137-90
McMaster-Carr NA
Miner Elastomer Products TCB-12
Reid Tool Supply Company NA
Stock Drive NA

 

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