M.D. Hubbard Spring Co., Inc. - WELCH PLUGS – GROUND EDGE ENGLISH (HPG) - Compare Items

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Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.312" - 2.500".

Good for limited depth and high-pressure applications.
Meet or exceed the pressure retention of cup plugs.

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Unit of Measure

Items	HPG-312-A-64 0.064 Inch (in) Thickness Aluminum Plain Finish Imperial Ground Edge Welch Plug	HPG-312-B-64 0.064 Inch (in) Thickness Brass Plain Finish Imperial Ground Edge Welch Plug	HPG-312-S-62 0.062 Inch (in) Thickness Hot Rolled Steel Plain Finish Imperial Ground Edge Welch Plug	HPG-312-S-62-MZ 0.062 Inch (in) Thickness Hot Rolled Steel Mechanically Plated Zinc Imperial Ground Edge Welch Plug	HPG-312-S-62-EZ 0.062 Inch (in) Thickness Hot Rolled Steel Electro Plated Zinc Imperial Ground Edge Welch Plug
Description	N/A *Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.312" - 2.500".* Good for limited depth and high-pressure applications Meet or exceed the pressure retention of cup plugs.	N/A *Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.312" - 2.500".* Good for limited depth and high-pressure applications Meet or exceed the pressure retention of cup plugs.	N/A *Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.312" - 2.500".* Good for limited depth and high-pressure applications Meet or exceed the pressure retention of cup plugs.	N/A *Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.312" - 2.500".* Good for limited depth and high-pressure applications Meet or exceed the pressure retention of cup plugs.	N/A *Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.312" - 2.500".* Good for limited depth and high-pressure applications Meet or exceed the pressure retention of cup plugs.
Hole Diameter	N/A 0.315 in
Outside Diameter	N/A 0.312 in
Spherical Radius	N/A 0.266 in
Material Type	N/A Aluminum	N/A Brass	N/A Hot Rolled Steel	N/A Hot Rolled Steel	N/A Hot Rolled Steel
Material Thickness	N/A 0.064 in	N/A 0.064 in	N/A 0.062 in	N/A 0.062 in	N/A 0.062 in
Finish	N/A Plain Finish	N/A Plain Finish	N/A Plain Finish	N/A Mechanically Plated Zinc	N/A Electro Plated Zinc
Hole Diameter	N/A 0.315 in
Outside Diameter	N/A 0.312 in.±0.001 in.
Spherical Radius	N/A 0.266 in
Material Type	N/A Aluminum	N/A Brass	N/A Hot Rolled Steel	N/A Hot Rolled Steel	N/A Hot Rolled Steel
Material Specification	N/A Aluminum - ASTM B208 - 1100	N/A Brass - ASTM B36/B36M - C26000	N/A Steel - SAE J403 - 1008/1010	N/A Steel - SAE J403 - 1008/1010	N/A Steel - SAE J403 - 1008/1010
Temper	N/A H14 Temper	N/A H02 Temper (Half Hard)	N/A As Rolled	N/A As Rolled	N/A As Rolled
Material Thickness	N/A 0.064 in.±0.0025 in.	N/A 0.064 in.±0.0025 in.	N/A 0.062 in.±0.0030 in.	N/A 0.062 in.±0.0030 in.	N/A 0.062 in.±0.0030 in.
Finish Type	N/A Plain Finish	N/A Plain Finish	N/A Plain Finish	N/A Mechanical-Plated Zinc -ASTM B695 0.00015" Minimum (30 salt spray hours)	N/A Electro Plated Zinc - ASTM B633 SC1 Type "V" - 0.0002" minimum (72 Salt Spray Hours)