Viton, Replacement O'rings for 20ml Stainless Stee Back Catalog number: SYRP-SSORV20 Manufacturer: NEW ERA PUMP SYSTEM Availability: 3 weeks Price on request - + Recommended 21016 SS 304GAUGE 16 Price on request 32800 CONN.UNION 1/4-28 1.5MM Price on request 86907 VALVE HVX 4-2 Price on request