Air Vaccum Brake System Safety Valve Type E1 To Clw Drg. No. 4D/Be 208 & Test Spec. No. Ts/Brake/05-408 For Ng Locos (3/4" Safety Vlave Set At 8.5 Kg/Cm2 Brass Body) Note- Test Certificate And W Arranty Certificate To Be Submitted By The Firm During The Supply Of The Material. [ Warranty Period: 30 M Onths After The Date Of Delivery ] ]