Base Ring & Saddle Height Home / Water Storage Tanks / Options / Base Ring & Saddle Height Base Ring & Saddle Height Standard Ring Base Ring bases come standard in 4″ or 6″ heights based on the diameter of the tank and are designed to stabilize vertical tanks. Our Engineering department will determine the thickness of the base, based on the total weight of the tank and its contents. Bolt down pads are provided. 12″ high Skirt Layouts w/ 8″ opening Complete with 90 degree Elbow and nipple Ever wish you could get both hands to that base head ﬁtting? The added height on these monster base rings provide enough room to work comfortably when accessing the lower head ﬁtting. Be careful of the overall room height when ordering!! These extended base rings will add 8” to the overall height. The extra height base ring is only available on bare and topcoated tanks. Tank Dia. 24″ 30″ 36″ 42″ 48″ 54″ 60″ 72″ 84″ Base Dia. A 21″ 26″ 31″ 36″ 41″ 46″ 51″ 61″ 71″ Base Ring Height B 4″ 4″ 4″ 4″ 4″ 6″ 6″ 6″ 6″ Bolt Hole C .75″ .75″ .75″ .75″ .75″ 1″ 1″ 1″ 1″ Bolt Hole Rad. (R) 11.62″ 14.125″ 16.625″ 19.125″ 21.125″ 24.5″ 27.19″ 32.19″ 37.19″ Saddle Support Two saddles are required for most horizontal pressure vessels. On larger tanks, three or more saddles may be necessary. Saddles can be shipped lose or secured to the tank. All saddles have 3/4” or 1“ bolt holes for securing. We can also provide taller saddles if more clearance is needed. Diameter 24 30 36 42 48 54 60 72 84 A 21.25″ 26.38″ 31.69″ 36.75″ 42.13″ 47.25″ 52.5″ 63″ 73″ B 15″ 16.5″ 17.94″ 19.5″ 21″ 22.5″ 24″ 27″ 28.44″ C 8″ 9″ 11″ 14″ 16.81″ 19.38″ 23″ 27.5″ 26.5″ D 3″ 6″ 6″ 6″ 6″ 6″ 6″ 8″ 8″ Bolt Hole .75″ .75″ .75″ .75″ .75″ .75″ .75″ 1″ 1″ To locate the saddle pads, please refer to the drawing below. Tank Size Calculator Get a Quote Vertical Bare Jacketed and Insulated R-16 TopCoat Insulation Horizontal Bare Jacketed and Insulated R-16 TopCoat Insulation Options Base Ring & Saddle Height Diverter Tube Plate & Frame Mounting Bracket Power Anodes Seismic Calculations Tank Defender Epoxy Lining Products Chilled Water Buffer Tanks Electric Power Heater Series General Process Tanks Hot Water Generators Hydraulic Separators Indirect Water Heaters Insulation and Topcoat Linings Pipes and Fittings Solar Tanks Water Storage Tanks About NST Who We Are Facilities Capabilities Engineering Testing Get a Quote Careers Contact NST National, State, and Local Policies, Disclaimers, and Disclosures Get a Quote At Niles Steel Tank, we have experienced engineers who will calculate your request and promptly return the quotation. Get a Quote Niles Steel Tank is an American company with its manufacturing facilities located in the United States of America. Products made by Niles are manufactured in the United States using the finest raw materials and components from around the world to deliver the highest quality and value to our customers. Contact NST Niles Steel Tank Company PO Box 728 1701-A Terminal Road Niles, MI 49120 Email: info@nilesst.com Phone: 269.683.1910 Fax: 269.683.1953 Bradford White Corporation 725 Talamore Drive Ambler, PA 19002 www.bradfordwhitecorporation.com Subsidiary of ©Bradford White Corporation, ©2014 Niles Steel Tank. All Rights Reserved.