Stimpson offers Electrical Knockout Plugs in six basic sizes: 1/2”, 3/4”, 1”, 1-1/4”, 1-1/2”, and 2”.
Variations for special situations are also available.
Electrical Knockout Plugs
Electrical Knockout Hole Plugs Dimensions
| Part Number | Electrical Knockout | Head Dimensions | Length Overall | |
|---|---|---|---|---|
| (Size) | (Diameter) | (Height) | ||
| D3683 | 1/2 | 1-5/64 | 1/16 | 23/64 |
| D5583 | 1/2 | 1-5/64 | 1/16 | 23/64 |
| D3720 | 3/4 | 1-1/4 | 1/16 | 5/16 |
| D3833 | 1 | 1-1/2 | 5/64 | 11/32 |
| D5724 | 1.112 | 1-1/4 | 1/16 | 21/64 |
| D3916 | 1-1/4 | 1-13/16 | 1/16 | 5/16 |
| D4134 | 1-1/4 | 1-13/16 | 1/16 | 5/16 |
| D3924 | 1-1/2 | 2-7/32 | 5/64 | 23/64 |
| D4455 | 2 | 2-11/16 | 5/64 | 3/8 |
| D4490 | 2 | 2-11/16 | 5/64 | 3/8 |