60° centre holes; types R, A, B, and C
Edition 1986-04

Anti-pollution check valves - DN 6 to DN 250 inclusive - Family E, type A, B, C and D; German version EN 13959:2004
Edition 2005-01

Colorimetry - Part 4: CIE 1976 L*a*b* colour space (ISO/CIE 11664-4:2019); German version EN ISO/CIE 11664-4:2019
Edition 2020-03

Tolerances for fasteners - Part 1: Bolts, screws, studs and nuts; Product grades A, B and C (ISO 4759-1:2000); German version EN ISO 4759-1:2000
Edition 2001-04

Glass in building - Coated glass - Part 2: Requirements and test methods for class A, B and S coatings; German version EN 1096-2:2012
Edition 2012-04

Aerospace series - Tie rod with integrated bolts - Assembly code A, B and C; German and English version EN 4693:2017
Edition 2018-04

Rims for motorcycles; part 3: 5° tapered drop centre rims, rim profile 2.50 A and 2.50 C
Edition 1994-07

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Insulation of service installations
Edition 2016-09

Image quality assurance in diagnostic X-ray departments - Part 157: X-ray ordinance acceptance and constancy test of image display systems in their environment
Edition 2022-01

Tooth Damage on Gear Trains; Designation, Characteristics, Causes
Edition 1979-07