Female 4 1 2" Dry Hydrant 90 Degree Adapter Pick One Side_2 1 2 inch Carbon Steel 4" Flange x Model:3121 (6.0 TPI x 3.250 OD) Carbon Steel 4" Flange x 4" Male NH Complies with DIN standards which require that Storz heads must be forged when used in firefighting applications Includes screen Please contact your local fire department before purchasing
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