M.D. Hubbard Spring Company
M.D. Hubbard Spring Company
595 S. Lapeer Road P.O. Box 425 Oxford, MI 48371
Phone: 248-628-2528
Fax: 248-628-7734
E-Mail: info@companies.com
Website: www.hubbardspring.com
Print Back
  • Blanked edge Welch Plugs are engineered to seal core holes in castings with plug sizes ranging from 0.125” to 4.500”.
  • Good for limited depth and lower-pressure applications.
  • Best used as cover or to retain liquid at low or no pressure.

 

WELCH-PLUGS---BLANKED-EDGE-ENGLISH--HP-
Unit of Measure
« 6 7 8 9 10 »  

Part Number

Hole Diameter

Outside Diameter

Spherical Radius

Material Type

Material Thickness

Finish

HP-452-A-32 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Aluminum N/A 0.032 in N/A Plain Finish
HP-452-A-64 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Aluminum N/A 0.064 in N/A Plain Finish
HP-452-B-32 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Brass N/A 0.032 in N/A Plain Finish
HP-452-B-64 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Brass N/A 0.064 in N/A Plain Finish
HP-452-S-32 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Cold Rolled Steel N/A 0.032 in N/A Plain Finish
HP-452-S-39 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Cold Rolled Steel N/A 0.039 in N/A Plain Finish
HP-452-S-62 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Hot Rolled Steel N/A 0.062 in N/A Plain Finish
HP-452-S-32-MZ N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Cold Rolled Steel N/A 0.032 in N/A Mechanically Plated Zinc
HP-452-S-39-MZ N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Cold Rolled Steel N/A 0.039 in N/A Mechanically Plated Zinc
HP-452-S-62-MZ N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Hot Rolled Steel N/A 0.062 in N/A Mechanically Plated Zinc
HP-452-S-32-EZ N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Cold Rolled Steel N/A 0.032 in N/A Electro Plated Zinc
HP-452-S-39-EZ N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Cold Rolled Steel N/A 0.039 in N/A Electro Plated Zinc
HP-452-S-62-EZ N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Hot Rolled Steel N/A 0.062 in N/A Electro Plated Zinc
HP-452-KS-32 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Stainless Steel N/A 0.032 in N/A Plain Finish
HP-452-KS-62 N/A 0.457 in N/A 0.452 in N/A 0.469 in N/A Stainless Steel N/A 0.062 in N/A Plain Finish
HP-500-A-32 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Aluminum N/A 0.032 in N/A Plain Finish
HP-500-A-64 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Aluminum N/A 0.064 in N/A Plain Finish
HP-500-A-81 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Aluminum N/A 0.081 in N/A Plain Finish
HP-500-B-32 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Brass N/A 0.032 in N/A Plain Finish
HP-500-B-64 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Brass N/A 0.064 in N/A Plain Finish
HP-500-B-81 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Brass N/A 0.081 in N/A Plain Finish
HP-500-S-32 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Cold Rolled Steel N/A 0.032 in N/A Plain Finish
HP-500-S-39 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Cold Rolled Steel N/A 0.039 in N/A Plain Finish
HP-500-S-62 N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Hot Rolled Steel N/A 0.062 in N/A Plain Finish
HP-500-S-32-MZ N/A 0.506 in N/A 0.500 in N/A 0.531 in N/A Cold Rolled Steel N/A 0.032 in N/A Mechanically Plated Zinc
Unit of Measure
« 6 7 8 9 10 »