31SWBOX - Sealing Washers

The 31SWBOX is a sealing washer from Burndy's DURIUM collection, designed to prevent a nut from loosening.

The 31SWBOX is sized for a bolt diameter of 0.312 in, with an inner diameter of 0.326 in and an outside diameter of 0.586 in. Overall length and width are each 0.58 in, with a secondary width (W2) measurement of 0.31 in and a height of 0.078 in.

This washer is not CSA approved and not ETL approved.

View additional sealing washers products from Allied Wire & Cable.

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Frequently Asked Questions

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

The 31SWBOX is designed for a bolt size of 0.312 in.

What is the inner and outer diameter of the 31SWBOX washer?

The Burndy 31SWBOX has an inner diameter of 0.326 in and an outside diameter of 0.586 in.

Is the Burndy 31SWBOX CSA or ETL approved?

No, the 31SWBOX is not CSA approved and not ETL approved.

What collection is the Burndy 31SWBOX part of?

The 31SWBOX belongs to Burndy's DURIUM collection of sealing washers.