Check the listing for details. TapeTech 76TT Drywall Pump Nut / Tuerca for Gooseneck / Box Filler MPN 700037. Condition: New. Listed at 15.99 USD. Replacement Special Nut 700037 for TapeTech EasyClean® Pump - Tuerca Para Bomba TapeTech This pump nut will fit most brands of drywall loading pumps including TapeTech, NorthStar, Level5 and many more. Includes 1 Nut TapeTech part number: 700037 Al's Taping Tools is the Largest Drywall Tool Store in the World! We are also a fully equipped automatic drywall tool service center with over 35 years in the industry. We sell and service all major brands of automatic drywall tools. All of our service techs are also fully trained in the operation of the tools that we sell and service. So if you are new to automatic drywall tools or have any questions, please give us a call or send us a message. We are here to help. Al's Taping Tools & Spray Equipment815 Tower DriveMedina, MN 55340