Besno® is part of the nylon 11 family (polymers with 11 carbon atoms). It has good stress crack resistance, very low water absorption and good dimensional stability. It is semi-flexible.

Besno offers excellent mechnical properties over a wide temperature range. It has greater stability at high temperatures than Aesno.

Specific gravity	0.0365 lb./in.3 (1.01 g/cc)	0.0372 lb./in.3 (1.03 g/cc)
Melting point	340°F (171°C)	356°F (180°C)
Glass transition temperature	Not Applicable	Not Applicable
Tensile strength at break	7000 psi (48.3 MPa)	10000 psi (69 MPa)
Elongation at break	250%	390%
Hardness durometer (Rockwell R)	106	106
Hardness durometer (Shore D)	61	72
Water absorption @ 24 hours	Not Available	Not Available
Sterilization	Ethylene oxide (EtO) Gamma radiation Steam

This material data sheet is presented for reference only. For a specific application and environment, characteristics and performance may vary. Product design and suitability for use are the sole responsibility of Microspec’s customer. Microspec strongly urges customers to consult with the material manufacturer.