408 & 408²

SIZE RANGE: 3 - 14 inch (80 mm - 350 mm) MAX TEMP: 180°F (80°C) MAX PRESSURE: 150 PSI

4082 - AIS Compliant ductile iron body with epoxy coating and access port, flanged connection class 150. NITRILE (Buna-N) covered metal sinking ball. Stainless steel fasteners. Also available with special “Floating Ball” for flood control or air vent application–consult factory for application and pricing.

NSF/ANSI 372 Low Lead

Warranty: 1 Year

Discount Code B
FOB Factory

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408 & 408²

MODEL: 408 & 408²3D and AR View Available

408 & 408² CAD

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408 & 408² Literature

Sizes and Prices

Part Number Size Weight Spring Range Stainless Steel
List Price Carbon Steel
List Price Case Qty Style Plug Size Cracking Pressure By Pass Outlet Inlet Part #
Threaded Part #
Flanged 150 List Price
3144 3" 37 $903
2145-2*  4" 56 $1,053
3145 4" 56 $1,158
2143*  5" 85 $2,095
3146 6" 100 $2,100
3147 8" 194 $3,979
3148 10" 315 $8,785
3149 12" 417 $12,348
2150*  14" 790 POA

* Non AIS compliant

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