BS Couplings, that is BS 336 instantaneous couplings are British normed quick-disconnect couplings that can be used in fire brigades and for general industrial use.
The lock mechanism goes with the coupler bodies. BS couplings are commonly required with hose shank, male and female threads, blind caps and plugs.
BS Couplings BS Couplings,BS Pvc Coupling,BS Thread Male Coupling,BS Standard Coupling NANTONG SENTIAN FIRE-FIGHTING EQUIPMENT CO.,LTD. , http://www.firehosefactory.com
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