supply of supply of polytetra methylene terephthalate material (ptmt) spring loaded lift cocksupply of polytetra methylene terephthalate material (ptmt) spring loaded lift cock,supply of polytetra methylene terephthalate material (ptmt) spring loaded lift cock 15 mm female thread with following specifications:- 1). water pressure up to 5kg/cm2. 2). dimension of lift cock is length 82mm, width 42 mm. 3). swr print on body. 4). colour- ivor y/grey. 5). spring grade s.s.304 note: the manufacturer shall be submitting material test an d water pressure testing valid certificate by nabl/government certified labs. [ warranty pe riod: 30 months after the date of delivery ] ]