Steel
Part
No. Description
Max Hole
Diameter
Plug
Diameter
HP22
22mm
Pushbutton
0.88 1.22
HP50 .5" Conduit 0.88 1.38
HP75 .75" Conduit 1.06 1.56
HPB Std. Pushbutton 1.25 1.75
HP100 1" Conduit 1.38 1.88
HP125 1.25" Conduit 1.69 2.19
HP150 1.5" Conduit 2.00 2.50
HP200 2" Conduit 2.50 3.00
HP250 2.5" Conduit 3.00 3.50
HP300 3" Conduit 3.62 4.12
HP350 3.5" Conduit 4.12 4.62
HP400 4" Conduit 4.62 5.12
Stainless Steel
Part No. Description
Max Hole
Diameter
Plug
Diameter
HP22SS
22mm
Pushbutton
0.88 1.22
HP50SS .5" Conduit 0.88 1.38
HP75SS .75" Conduit 1.06 1.56
HPBSS Std. Pushbutton 1.25 1.75
HP100SS 1" Conduit 1.38 1.88
HP125SS 1.25" Conduit 1.69 2.19
HP150SS 1.5" Conduit 2.00 2.50
HP200SS 2" Conduit 2.50 3.00
Hole Plugs
HP Series
Features
Designed to seal unused pushbutton holes, conduit openings and knockout
holes against dust, oil and water.
Standard Pushbutton size is 30.5mm
Steel Hole Plug
Available in 12 sizes.
Finished in gray.
Oil resistant gasket.
Secured with an 10-24 x 0.55" threaded stud and plated wing nut.
Stainless Steel Hole Plugs
Available in 8 sizes.
Finished in brushed natural 304 stainless steel finish.
Oil resistant gasket.
Secured with an 10-24 x 0.55" threaded stud and plated wing nut.
Quality Products. Service Excellence.
