Products : Sucker Rod Pump Plungers : H-F Box End Plunger
			H-F Box End Plunger     The H-F Box End Plunger is suggested for use when an end user wishes to reduce fluid friction through the plunger. The inside diameter of the H-F Box End Plunger is larger than for pin end plungers. The sprayed metal coating hardness is HRC 58-62.
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