Product Name: 045 Magnehelic All Stainless Steel Pressure Gauge Model NO.: 045 Indicating Pressure Reference: General Pressure Gauge Features of Measurement Medium: General Pressure Gauge Installation Structure: Direct Mounting Function: Local Indication Type Connection Type: Axial Structure: Bourden Tube Application: Industrial Display: Pointer Accuracy: 1.6 Type: General Pressure Gauge Measuring Range: Medium-pressure Gauge Case: Stainless Steel Lens: PC Internal: Brass Connector: Brass Trademark: LANGS Transport Package: Cartons Specification: 50pcs/Carton Origin: China HS Code: 90262090 Product Description 045 Magnehelic pressure gaugeSize:2.5" or 4"Pressure Range:From 30niHg to 1600barSocket:304 St St ,316 ST St materialThread:BSP,NPT BSPT,PT,ZG,and other special specificationBourdom Tube:316 stainless Steel materialHighe Case:304 St St bayone ring or 316 St St bayonet ringBezel:304St St bayonet ring or 316 St St bayonet ringWindow:PC Lens, glass lens or safeyt galssDial plate:Single,dual or three scales(Bar,Psi, Kg/cm2,Kpa,Mpa)Accuracy:3-2-3%, 2.5%, 1.6%, 1%)Movement:304 Stainless Steel materialPointer:Alumminium orStainless Steel material (adjist type)U-Clamp:304 St St materialFlange:304 St St materialRestrictor:304 St St materialOver Pressur:130%Commertion Type:One connection welded to the case