NSF O-rings
     O-RINGS AND INDUSTRIAL O-  RINGS ACCESSORIES American & Metric O-RINGS in a wide range of materials and sizes, Size Range From: 1/32″ to 26″ I.D. O-Rings and Industrial O-Rings Accessories: Measuring Cone & Tape, Sizing Charts, Lubricants, Picks. O-Ring materials include: Nitrile, Buna-N, Viton® , FKM , Aflas®, Silicone, PTFE,...