1.1 Form:This specification covers one type of organic fiber in the form of yarn. The product shall be formedas a multiplicity of filaments drawn together and gathered into an approximately parallelarrangement.1.2 Classification:Organic 380 denier (420 d tex) yarn with 390 ksi (2689 MPa) or 23.9 g/d tensile strength and17.5 Msi (121 GPa) or 970 g/d tensile modulus for use in weaving requiring high tensile strength andhigh modulus of elasticity in tension.