BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, PD SHANK, DRILLED, CORROSION RESISANT STEEL (UNS S41800), .2500-28 UNJF-3A AS9895B

DOI: https://doi.org/10.4271/AS9895B

Issuing Committee: E-25 General Standards for Aerospace and Propulsion Systems

Publisher: SAE International

Pages: 3

Rationale: DELETE R .015 MINIMUM RADIUS AT TRANSITION OF WRENCH PAD AND BASE FLANGE, ADD POSITION REQUIREMENTS FOR LOCATION OF DRILLED HOLES, ADD NEW DATUM C (BEARING FACE) AND DATUM D (WRENCH FLATS), ADD NOTE FOR DISPOSITION OF EXISTING INVENTORY, ADD SURFACE ROUGHNESS REQUIREMENTS ON BOLTS HEAD, BOLT END AND WALLS OF LIGHTENING HOLE, REVISE .219 DIMENSION (BEARING FACE TO DRILLED HOLE) AND 45° DIMENSION ON HOLE LOCATION TO BASIC, ADD MINIMUM BEARING DIAMETER REQUIREMENT PER AS1132, ADD EDGE DISTANCE EXCEPTION TO MARKING NOTE, UPDATE COLD ROLLING NOTE, UPDATE SYMBOLS AND FORMATS TO Y14.5M-1982, FIGURE 1 RE-DRAWN, UPDATE REFERENCES, AND GENERAL EDITORIAL UPDATE.