self closing sounding cap with o ring

{"cid":"91219628","title":"A50 Cb\/T3778 Fuel Sounding Plug - Sounding Cap - Sounding Pipe Head With O-Ring , Material Copper","imgUrl":"https:\/\/img.ismap.com\/nimg\/8a\/d2\/54073a6896dc6f3852aa6ad9865c-200x200-1.jpg","attrs":{"Price":"Discuss personally","Brand Name":"FEI HANG","Model Number":"FH-A-TYPE steel deck","Minimum Order Quantity":"5pcs","Delivery Time":"1-2days","Certification":"Factory certificate, test report, material report","Place of Origin":"Yangzhou, Jiangsu, China","Payment Terms":"100% prepaid","Supply Ability":"100pcs\/days","Packaging Details":"Export packaging","Design standards":"CB\/T3778 Or Non Standard Customization","Name":"Sounding Plug,sounding Cap ,sounding Head","Body Material":"Stainless Steel","Cap Material":"Stainless Steel","Size":"DN40-DN150","Type":"FH-A-TYPE steel deck","Shape":"Cylindrical","Connection":"Butt Welding","Packaging":"Oil Resistance","Application":"Ship Deck"}}