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Square Rings Buna-N 90D

Buna-N 90 Square Rings (Tetraseals® - Square Cut Washer Rings)

A Square-Ring is a sealing device made in the form of a torus, with a square shaped cross-section. It is available in a variety of elastomeric and thermoplastic materials. In most static applications, it is a direct replacement for an O-ring and generally will perform a high pressure gasket function as well as or better than an O-ring.

Non-stock 90 Duro Square Rings typically ships in 6-7 weeks. 

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