.1 1/32 in, Abrasive Material Silicon Carbide, 320 Grit, Overall Length 7 7/8 in, Hone Length 3 in, Extra Fine Grade Flexible Cylinder Hones, Bore Dia.
250 Degrees F, Auto Re-Seating No, Body Material Lead Free Copper Silicon Alloy, Spring Material Stainless Steel, Body Width 2 1/2 in, Standards ASME, MIL-V-18634B Boiler Pressure Relief Valve,100 psi,SS.