Siemens N-ARPEX Type NEN Coupling

The N-ARPEX Type NEN coupling consists of two hubs, an intermediate spacer and two plate packs that can be bolted together with close-fitting bolts. The intermediate spacer is available in fixed lengths from stock. Other spacer lengths are made to order. The hubs are designed with threaded pull-off holes.

Torsionally rigid couplings of type NEN with radially freely dis-mountable intermediate spacer and fly-away prevention for securing the intermediate spacer if a plate breaks. Standard coupling design in accordance with API 610. Coupling design in accordance with API 671 (up to n = 1800 rpm) possible.

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