31NWBOX - Sealing Washers

The 31NWBOX is a sealing washer from Burndy, sized for a 0.3125 in bolt.

The 31NWBOX has a width (W2) of 0.31 in, matching its 0.3125 in bolt size for a compact fit.

This sealing washer is not CSA approved and not ETL approved, per Burndy's listed data.

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Frequently Asked Questions

What bolt size is the Burndy 31NWBOX sealing washer designed for?

The 31NWBOX is sized for a 0.3125 in bolt.

What is the W2 width of the Burndy 31NWBOX sealing washer?

The 31NWBOX has a W2 width of 0.31 in.

Is the Burndy 31NWBOX CSA approved?

No, the 31NWBOX is not CSA approved.

Is the Burndy 31NWBOX ETL approved?

No, the 31NWBOX is not ETL approved.