This SAE Aerospace Recommended Practice (ARP) lists wrenching surface sizes and tolerances for fluid fittings which utilize machined or unmachined hex bar dimensions and machined or forged wrenching surfaces across the center body section of shape fittings. See Table 1.
Hexagon Bar, Machined Flat and Forged Wrenching Flat Sizes for Fluid Fittings
01.10.2000
Aufsatz (Konferenz)
Englisch
Tolerances, Hexagon Bar, Machined Flat and Forged Wrenching Flat Sizes for Fluid Fittings
SAE Technical Papers | 2013
Tolerances, Hexagon Bar, Machined Flat and Forged Wrenching Flat Sizes for Fluid Fittings, Metric
SAE Technical Papers | 2015
HEXAGON BAR AND FORGED WRENCHING FLAT SIZES FOR FLUID FITTINGS
SAE Technical Papers | 1980
HEXAGON BAR SIZES FOR FLUID FITTINGS
SAE Technical Papers | 1970
WRENCHING CONFIGURATION, DOUBLE HEXAGON (12 POINT), FOR THREADED FASTENERS
SAE Technical Papers | 1974