Part No.: ASL01 Air Source Lockout Quick disconnect Lockout Pneumatic Hose LockoutsElectrical and pneumatic connector lockout devices are available for isolating equipment from electrical and compressed air sources.Made from engineering plastic nylon PA.Without the need to install a straight interlock valve ,can be isolated pneumatic power, lower cost, more convenient.Hole in the center of device allows for permanent storage on an air hose and a loop on the side can be used to hang the hose and lockout device.SPECIFICATION:Part No.DESCRIPTIONASL01Fitted with 6.4,9.5,12.7mm screwed joint.