Rock drilling equipment; left-hand rope threads
Edition 1991-02

Aerospace series - Nuts, hexagonal, plain, normal height, normal across flats, in steel, cadmium plated, left hand thread - Classification: 1100 MPa (at ambient temperature) / 235 °C; German and English version EN 3227:2010
Edition 2010-06

Aerospace series - Nuts, hexagonal, plain, reduced height, normal across flats, in steel, cadmium plated, left hand thread - Classification: 900 MPa (at ambient temperature)/235 °C; German and English version EN 3229:2009
Edition 2010-04

Aerospace series - Nuts, hexagon, plain, reduced height, reduced across flats, in heat resisting steel, silver plated, left hand thread - Classification: 600 MPa (at ambient temperature)/425 °C; German and English version EN 2924:2019
Edition 2019-07

Reciprocating internal combustion engines - Designation of the direction of rotation and of cylinders and valves in cylinder heads, and definition of right-hand and left-hand in-line engines and locations on an engine
Edition 1994-11

Aerospace series - Shaft-nuts, self-locking, left-hand thread, in heat resisting steel FE-PA92HT (A286), silver plated
Edition 2008-05-30

Aerospace series - Rings, threaded, self-locking, left-hand thread, in heat resisting steel FE-PA92HT (A286), silver plated
Edition 2008-05-30

Aerospace series - Shaft-nuts, self-locking, left-hand thread, in heat resisting steel FE-PA92HT (A286), silver plated
Edition 2008-09

Aerospace series - Rings, threaded, self-locking, left-hand thread, in heat resisting steel FE-PA92HT (A286), silver plated
Edition 2008-09

Aerospace series - Rings, threaded, self-locking, left-hand thread, in heat resisting steel FE-PA92HT (A286), silver plated
Edition 2008-09-01