Conduit Knockout Size Chart

Conduit Knockout Size Chart – 1 1/4″ trade size conduit, drill using a 1 3/4″ hole saw or 1 1/4″ conduit knockout punch (1.701″ or 43.2mm). 2 conduit (2.42 or 61.5 mm) shape: Indoor enclosure dimensions and knockout information; 1/2 conduit size punch actually makes a 7/8 hole.

Imc threads and knockout sizes are the same as rigid metal conduit. For use in mild steel,. I'm running some cables for an electric tankless hot water heater. Cable clamp connector and knockout size for 6/2 nm and 8/2 nm.

Conduit Knockout Size Chart

1 1/2″ trade size conduit, drill using a 2″ hole saw or 1 1/2″. Hub size knockout hole recommended (min to max/ inches) 1/4.540 to.570 3/8.671 to.701 1/2.859 to.906 3/4 1.094 to 1.141 1 1.359. 1 conduit size standard round knockout punch.

A knockout for 1/2 conduit is 7/8, but the outside diameter of a 1/2 emt fitting is about 3/4. Eko’s are routinely made for these common sizes. Inside diameter (id) outside diameter (od) knockout size.

17 rows all sizes are inches. Conduit trade size 1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 for use on aluminum brass copper fiberglass plastic The electrical industry has common conduit sizes.

Punch 10 ga mild steel material: The center knockout should have only one tie for conduit at least up.

1, 1/2, 3/4, 2 1/2, 6/3, 3 Conduit Knockout Size Chart