DLA AN148851 THRU AN148950 REV 3-1986 BOLT-SOCKET HEAD 6 HOLES DRILLED 375-24.pdf

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1、AN148851 THRU AN148750 REV 3 53 7777915 0000362 7 m L 4.375 4.500 4.625 4.750 4.875 5.000 5.125 5.250 5.375 5.500 5.625 5.750 6.000 5.875 FED. SUP CLASS. 5306 SHAPE OF SOCKET BOTTOM OPTIONAL. MUST BE WITH- IN DIMENSIONS SHOWN DRILL NO. 50 (.070) CSINK 90“ TO .lo0 DIA 6 HOLES SPACED AS K - a 060 +.o0

2、0 PART NO. 3.375 148899 3.500 AN148900 3.625 AN148901 3.750 AN148902 3.875 . AN14890 4.000 AN148902 4.125 AN148905 4,250 AN148906 4.375 AN148907 4.500 AN148908 4.625 AN148909 4.750 AN148910 .5.000 AN148912 4.875 148911 SHOWN WITHIN .O20 OF TRUE POSITION- K +.O00 -.o60 a (r) (r) .i25 .i88 .250 ,312 .

3、375 v PART NO. AN148858 AN148859 AN148860 AN148861 AN148862 AN14886 AN148862 AN148865 148866 AN148867 AN148868 AN148869 AN148870 L - .625 .688 .750 .812 -875 .938 1.000 1.062 1.125 1.188 1.250 1.312 1.375 -(a) NOTE: PB 11 I CUST Av 11 AS AIR FORCE-NAW AERONAUTICAL STANDARD AN148851 . rnnu AN148950 B

4、OLT - SOCKET BEAD. 6 BOLES DRILLED. .375-24 CMm 21 iy CHAMFER 45“ MATERIAL IDENTI- DEPRESSION IMPERPEC THD PICATION .O10 MAX SECTION THRW THREAD PROFILE THIS SURFACE MUST BE SQUARE WITH SHANK WITHIN .O03 PULL INDICATOR READINO A L L 2.625 3.000 - 12.750 2.875 3.125 3.250 3.375 3.500 3.625 3.750 2 :

5、%g 4.125 4.250 K + . O00 - .O60 1.625 1 .750 1;875 2.000 2.125 2.250 2.375 2.500 2.625 2 -790 2.675 3.000 3.125 _I 3 * 250 PART NO. AN148885 AN148887 AN148888 AN148889 AN148890 AN148891 AN148892 AN148893 AN148894 AN148895 AN148896 AN148897 AN148898 mi48886 THREAD TO HEAD. HAXIHUH TWO IHPERPECT THREA

6、DS. (1) THE RUNOUT FOR STRAIGHTNESS OF SHANK SHALL NOT EXCEED.0025-FIR PER INCH OF BOLT LENGTH. (2) THE CONCENTRICITY OF THREAD PD IN RELATION TO THE SHANK SHALL BE WITHIN .O06 FIR. (3) THE CONCENTRICITY OF THE HEXAGON SOCKET IN RELATION TO OD OF HEAD SHALL BE WITHIN .O05 FIR. (4) THE CONCENTRICITY

7、OF THE SHANK IN RELATION TO OD OF HEAD SHALL BE WITHIN .O05 FIR. MATERIAL: STEEL AHS 6322 HARDNESS: ROCKWELL C32-36 FINISH: CADHIUH PLATE AHS2400 SURFACE ROUGHNESS: AS107 MANUFACTURING SPECIFICATION: AHS7452 INSPECTION: ALL PARTS SHALL UNDERGO MAGNETIC INSPECTION IN ACCORDANCE WITH AHS2640. BREAK SH

8、ARP EDGES .003-.015 UNLESS OTHERWISE SPECIFIED. INACTIVE FOR DESIGN AFTER I JAN 1960 SEE DRAWING MC9091 -For definition and application of drawing statua notes. see ANA Bulletin No, 337. .THIS STANDARD WAS DEVELOPED COOPERATIVELY WITH THE ENGINE AND PROPELLER UTILITY PARTS COHHITTEE OF THE SAE / I I I Prpject NO. 5306-1069 bU.S. GOVERNMENT PRINTING OFFICE: 1986 - 605-036/43937 . THIS DOCUMENT CONTAINS PAGES. 1 23 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-