Comparison : Item # RD-1200, 1/4" Angular Rupture Disc
Item # RD-1500, 1/4" Angular Rupture Disc
Item # RD-1750, 1/4" Angular Rupture Disc
Item # RD-2000, 1/4" Angular Rupture Disc
Item # RD-2500, 1/4" Angular Rupture Disc