Print | Products > Semco® Packaging > Semco® Packaging & Application Systems > Dispensing > Retainers Dispensing Retainers All Semco® retainers are 100 psi pressure rated and are designed for use with Semco® guns, cartridges, and dispensing systems. Please contact our technical service department for more information. 250 Retainers 550 Retainers 850 Retainers Description Part Number Buy Online 220256 - 2.5 oz. Metal Retainer 220256 220923 - 12 oz. Metal Retainer 220923 220926 - 8 oz. Metal Retainer 220926 220928 - 6 oz. Metal Retainer 220928 226819 - 2.5 oz. Metal Retainer for Manual 850 Dispensing Gun 226819 226820 - 6 oz. Metal Retainer for Manual 850 Dispensing Gun 226820 226821 - 8 oz. Metal Retainer for Manual 850 Dispensing Gun 226821 226822 - 12 oz. Metal Retainer for Manual 850 Dispensing Gun 226822 229740 - 20 oz. Metal Retainer for Manual Dispensing Gun 229740 229752 - 20 oz. Retainer - Includes Bezel Assembly 229752 229777 - 1/10th Gallon Metal Retainer 229777 230209 - Bezel for 20 oz. Retainer 230209 231611 - 1 oz. Metal Retainer 231611 231903 - 1/10th Gallon Metal Retainer 231903 233620 - 32 oz. Metal Retainer 233620 233695 - 32 oz. Metal Retainer - Includes Bezel 233695 234053 - Bezel for 32 oz. Retainer 234053 Aerospace Adhesives Aerospace Sealants Aerospace Transparencies Transparent Armor and Specialty Products Aerospace Coatings, Pretreatments, Cleaners Chemical Management Engineered Materials Aerospace Academy Semco® Packaging Semco® Packaging & Application Systems Semco® Chemical Packaging Services Semco® Sealant Removal, Mixing and Application Kit Aerospace Sealants - Preformed PPG Livery Lab℠ Find Products Find Products Help Terms & Conditions