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| | | Normal Torque | | |
| | | Posi-flate Butterfly Valve Series 485, 486, 487 and 488 Dimensions* (Inches) | | |
| | | Approx. | | |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | Valve Size | A | B | C | D | E | F | G | H | J | K | L | M | N | Weight (Pounds) | (Inch Pounds) | | | | Inch | mm | Min. | Max. | | | | 2" | 50mm | 4.52 | 4.50 | 2.91 | 1.62 | 6.50 | 4.00 | 2.12 | 3.25 | 1.17 | | .31 | .78 | .43 | 1.99 | 8 | 40 | 450 | | | | 3" | 80mm | 5.65 | 5.56 | 3.57 | 1.75 | 8.19 | 4.00 | 2.12 | 3.25 | 1.17 | | .31 | .81 | .43 | 2.89 | 10 | 80 | 450 | | | | 4" | 100mm | 6.88 | 7.58 | 4.42 | 2.00 | 8.88 | 4.00 | 2.12 | 3.25 | 1.17 | | .31 | .70 | .43 | 3.88 | 16 | 130 | 450 | | | | 5" | 125mm | 7.75 | 7.95 | 6.05 | 2.12 | 9.62 | 4.00 | 2.12 | 3.25 | 1.17 | | .31 | .86 | .55 | 4.92 | 19 | 260 | 450 | | | | 6" | 150mm | 8.75 | 7.95 | 6.05 | 2.12 | 10.69 | 4.00 | 2.12 | 3.25 | 1.17 | | .31 | .86 | .55 | 5.88 | 22 | 300 | 450 | | | | 8" | 200mm | 11.12 | 9.87 | 7.24 | 2.50 | 14.00 | 5.25 | 2.75 | 4.31 | 1.75 | | .38 | .88 | .75 | 7.86 | 37 | 540 | 700 | | | | 10" | 250mm | 13.31 | 10.56 | 8.06 | 2.50 | 17.50 | 5.25 | 2.75 | 4.31 | 1.75 | | .38 | .93 | .75 | 9.81 | 45 | 860 | 1300 | | | | 12" | 300mm | 15.50 | 14.28 | 9.52 | 3.00 | 20.25 | 4.00 | 4.00 | 2.84 | 2.84 | | .44 | 1.25 | .87 | 11.83 | 80 | 1240 | 2480 | | | | 14" | 350mm | 17.72 | 16.00 | 10.50 | 3.00 | 22.00 | 4.00 | 4.00 | 2.84 | 2.84 | | .44 | 1.02 | .87 | 13.08 | 150 | 2100 | 6200 | | | | 16" | 400mm | 19.75 | 16.93 | 11.75 | 4.00 | 24.75 | 4.62 | 4.62 | 3.48 | 3.48 | | .53 | 1.29 | 1.06 | 15.02 | 180 | 3500 | 9600 | | | | 18" | 450mm | 21.75 | 15.84 | 13.30 | 4.25 | 27.71 | 7.37 | 4.62 | 3.48 | 3.48 | | .53 | 1.29 | 1.06 | 17.13 | 235 | 4800 | 12150 | | | | 20" | 500mm | 23.75 | 17.38 | 14.38 | 5.00 | 30.00 | 7.37 | 5.50 | 3.90 | 3.90 | | .69 | 1.57 | 1.42 | 18.68 | 275 | 7800 | 15600 | | | | 24" | 600mm | 28.00 | 19.12 | 16.49 | 5.94 | 34.50 | 8.00 | 5.75 | 3.90 | 3.90 | | .69 | 1.48 | 1.42 | 22.65 | 420 | 9400 | 18800 | | | | 30" | 750mm | 35.88 | 23.00 | 21.00 | 6.62 | 43.00 | 8.00 | 5.75 | 3.90 | 3.90 | | .69 | 1.56 | 1.42 | 28.41 | 750 | 11000 | 22000 | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | * Series 485 available in 5" Series 487available in 4" | | (125mm) to 30" (750mm). Series (100mm). Series 488 available in | | 486 available in 2" (50mm) to 30" (750mm). 2" (50mm) and 3" (80mm). | | perature limits: -40° to 300° F (-40° to 150° C), varies with application and materials of construction. | | |
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| | | E | | |
| | | Air supply: 115 PSIG (7.9 bar) maximum to seat, varies with application. Working pressure: Full vacuum to 100 PSIG (6.9 bar), varies with materials of construction. Operating torque: Varies with application. | | |
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| | | SERIES 485 Single piece housing with disc and shaft. Sizes 5" (125mm) to 30" (750mm). | | |
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| | | SERIES 486 Split housing with integral stainless steel disc and shaft or integral molded nylon disc and stainless steel shaft. Sizes 2" (50mm) to 30" (750mm). | | |
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| | | SERIES 487 Split housing with disc and shaft. Size 4" (100mm). | | |
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| | | Available Materials of Construction: | | |
| | | SERIES 488 Split housing with integral cast iron disc and shaft. Sizes 2" (50mm) and 3" (80mm). | | |
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| | | Disc Screws: Carbon steel, stainless steel Shaft: Zinc-plated carbon steel, 316 stainless steel Housing Gasket: Buna-N (Series 486, 487, 488) Retaining Ring: Carbon steel, stainless steel Housing Bolts: Carbon steel, stainless steel | | |
| | | Housing: Cast iron, stainless steel, aluminum, nickel-plated cast iron, epoxy coated cast iron, nylon coated cast iron Resilient Seat: EPDM, Buna-N, polyurethane, fluoroelastomer, FDA silicone, FDA white Buna-N, FDA white EPDM, FDA white fluoroelastomer Disc: Cast iron, 316 stainless steel (satin or polished), molded nylon. PTFE, nickel and nylon coating available | | |
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| | | posi-flate Corporate Headquarters: 1125 Willow Lake Boulevard, St. Paul, MN 55110 USA Phone +1 (651) 484-5800 • FAX +1 (651) 484-7015 United Kingdom: 14 Carters Lane, Kiln Farm, Milton Keynes, MK11 3ER, England Phone +44 (0) 1908 564455 • Fax +44 (0) 1908 564615 www.posiflate .com | | |
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| | | All specifications subject to change without notice. Customized materials available. Posi-flate® is a registered trademark of Posi-flate, St. Paul, Minnesota. Made in the U.S.A. © Copyright 2006, Posi-flate® Foreign patents pending. Printed in U.S.A. • Bulletin 9901-4 | | |
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