SAE AS 9895-2000 pdf download BOLT, MACHINE – DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, AMS 5616, .250-28 UNJF-3A
1.SHANK SHALL BE STRAIGHT WITHIN .003 PER INCH OF BOLT LENGTH
2. THE CONCENTRICITY OF THREAD PD IN RELATION TO THE SHANK SHALL BE WITHIN .006 TIR.
3. THE CONCENTRICITY OF THE SHANK IN RELATION TO THE WASHER FACE DIAMETER AND DOUBLE HEXAGON ODSHALL BE WITHIN .007 TIR.
4.INCOMPLETE THREADS NOT TO ENTER FILLET.
5.MATERIAL:CORROSION RESISTANT STEEL AMS 5616
6.MANUFACTURING SPECIFICATION: AMS 747 EXCEPT HEAD SHALL BE UPSET
7. HEAD TO SHANK FILLET SHALL BE COLD ROLLED AFTER HEAT TREATMENT TO REMOVE ALL VISUALEVIDENCE OF GRINDING OR TOOL MARKS.
8.HARDNESS:ROCKWELL C32-38
9. SURFACE TEXTURE: USAS B46.1-1962. UNLESS OTHERWISE SPECIFIED SURFACES TO BE 125 MICROINCHESEXCEPT UPSET HEAD.
10.MAGNETIC PARTICLEINSPECTION PER AMS 2640
11.BREAK SHARP EDGES 003-.015 UNLESS OTHERWISE SPECIFIED
12. DIMENSIONS IN NCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .010.
ANGULAR DIMENSIONS 5°.
13.DO NOT USE UNASSIGNED PART NUMBERS
AS AND AMS ARE SOCIETY OF AUTOMOTIVE ENGINEERSINC.PUBLICATIONS.
THIS STANDARD WAS DEVELOPED COOPERATIVELY WITH THE MILITARY SERVICES BY THE SAE AEROSPACEPART STANDARDS DIVISION

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