3.00 Inch "Long Stroke" Spring Brakes and Service Chambers... Give You Extra Stroke
for Added Safety and Reliability!
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"Long Life" Power Spring - Powerful, reliable with increased shut height to reduce coil
contact.
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Center Seal - Nylon guides (not troublesome O'rings) prevent metal to metal wear, ensures alignment and absorbs the load, extending the life of the seal.
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Non-Pressure Chamber - 8 gauge embossed steel on all type 3030 spring brakes.
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Heavy-Duty Diaphragms - Cold weather natural rubber for longer service life and resistance to deterioration. Neoprene is also available for increased life in oil contaminated environments.
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Center-Hole Diaphragm - MGM Engineering designed and patented a system that prevents power spring skewing, reduces stress and adds life to the center seal. U.S. Patent #5,507,217.