PREN 3052-1987 Aerospace Series Bolts@ Hexagonal Normal Head@ Close Tolerance Shank@ Short Thread in Corrosion Resisting Steel@ Passivated Classification: 1100 MPa/425 Degrees Celsius (Issue P 1)
1999PREN 3052-1999 Aerospace Series Bolts@ Hexagonal Normal Head@ Close Tolerance Normal Shank@ Short Thread@ in Heat and Corrosion Resisting Steel@ Passivated Classification: 1100 MPa (at Ambient Temperature) / 425 Degrees C (Edition 1)
1992prEN 3052-1992 Aerospace series; bolts, normal hexagonal head, close tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated; classification: 1100 MPa; (at ambient temperature)/425 C
1987PREN 3052-1987 Aerospace Series Bolts@ Hexagonal Normal Head@ Close Tolerance Shank@ Short Thread in Corrosion Resisting Steel@ Passivated Classification: 1100 MPa/425 Degrees Celsius (Issue P 1)