Rain Bird - 180712 - Bearing Assembly for Rain Bird 30H and 30WH Brass Impact Sprinklers Rinnai Blog Since the Emitter is closed

Since the Emitter is closed during dry weather

and maintain drainage space beneath the grid

The base PGJ-04 designation does not identify the optional V check-valve configuration

Choice of flow rates

motor requirements

Rain Bird - 180712 - Bearing Assembly for Rain Bird 30H and 30WH Brass Impact Sprinklers Rinnai Blog Since the Emitter is closedReplacement bearing assembly for Rain Bird 30H and 30WH Series 3 4" brass impact sprinklers. Kit includes: Green top seal washer Metal top seal washer Bearing spring Bearing sleeve Bearing washer (black) Wear washer (white) Seal washer (black) Bearing nipple Replacement Bearing Assembly for Rain Bird 30H and 30WH 3 4 inch Brass Impact Sprinklers.