Externally Pressurized Bellows

Externally Pressurized-EXS Single

EXS-Single

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Externally Pressurized-EXD Double

EXD-Double

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Externally Pressurized Intermediate Anchor Dimensions

An intermediate anchor is one which must withstand the bellows thrust due to flow, spring forces, and all other piping loads, but not the thrust due to pressure. All UNAFLEX® EXD Double Expansion Joints come with intermediate anchors unless otherwise requested by customer.

Standard Anchor Dimensions

Anchor Dimensions Dia.

Anchor Dimensions

For sizes 18" and larger consult factory with application details. Units can be provided with pipe nipples, other types of flanges, anchor bases and other accessories. Anchors are not designed for pressure forces.

Specific requirements should be sent to the factory for engineering review. Spring rates shown are for EACH bellows.

Units come with 3/8" diameter 3000# threaded coupling drains as a standard.

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