DIN 65520:1984 Aerospace; pan head bolts, close tolerance, with ribbed TORQ-SET (ACR) recess an MJ-thread, short thread, steel, nominal tensile strength 900 MPa, for temperatures up to 235 °C
Aerospace; pan head bolts, close tolerance, with ribbed TORQ-SET (ACR) recess an MJ-thread, short thread, steel, nominal tensile strength 900 MPa, for temperatures up to 235℃Aeronautics and space; precision cylindrical head screw with relief, recess
DIN 65520:1984 history
1984DIN 65520:1984 Aerospace; pan head bolts, close tolerance, with ribbed TORQ-SET (ACR) recess an MJ-thread, short thread, steel, nominal tensile strength 900 MPa, for temperatures up to 235 °C