1、AEROSPACE STANDARD BOLT, MACHINE - DOUBLE HEX EXTENDED WASHER HEAD, DRILLED, CLOSE TOL SHANK, AMS5643 (UNS S17400), 140 KSI, .5000-20 UNJF-3A AS3179Copyright 2014 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any
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3、http:/www.sae.org ISSUED 1976-03REAFFIRMED 2006-10 REVISED 2014-04THIRD ANGLE PROJECTION CUSTODIAN: E-25 REV.AFEDERAL SUPPLY CLASS AS3179SHEET 1 OF 3REV. APROCUREMENT SPECIFICATION: AS7474 /7/SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of techn
4、icalandengineering sciences. Theuse ofthis report is entirely voluntary, andits applicability and suitability forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay b
5、erevised, reaffirmed, stabilized, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS3179ARATIONALE REVISE THREAD SPECIFICATION TO AS8879. REVISE LIGHTENING HOLE CONFIGU
6、RATION (ADD SECTION VIEW) TO ALLOW OPTIONAL SHAPE AT BOTTOM OF HOLE, DELETE .015 MAX RADIUS AT BASE OF WRENCH PAD, UPDATE FPI REQUIREMENTS, ADD SURFACE FINISH REQUIREMENTS TO BOLT HEAD, ADD MIN. BEARING DIA, DELETE METRIC DIMENSIONS, UPDATE ANSI Y14.5-1973 TO ANSI Y14.5M- 1982, GENERAL EDITORIAL UPD
7、ATE, REFERENCES UDATED AND FIGURE 1 REDRAWN. FIGURE 1 - BOLT AEROSPACE STANDARD AS3179SHEET 2 OF 3REV. ABOLT, MACHINE - DOUBLE HEX EXTENDED WASHER HEAD, DRILLED, CLOSE TOL SHANK, AMS5643 (UNS S17400), 140 KSI, .5000-20 UNJF-3A TABLE 1 - PART NUMBERS AND DIMENSIONS PART NO. L GMINKMAXAPPROX. MASSLB/1
8、00 PART NO. L GMINKMAXAPPROX. MASSLB/100 AS3179-03 .974- .994 .088 .198 8.34 AS3179-45 3.598-3.618 2.712 2.822 22.70 AS3179-04 1.036-1.056 .150 .260 8.68 AS3179-46 3.661-3.681 2.775 2.885 23.04 AS3179-05 1.098-1.118 .212 .322 9.01 AS3179-47 3.724-3.744 2.838 2.948 23.29 AS3179-06 1.161-1.181 .275 .3
9、85 9.36 AS3179-48 3.786-3.806 2.900 3.010 23.73 AS3179-07 1.224-1.244 .338 .448 9.71 AS3179-49 3.848-3.868 2.962 3.072 24.07 AS3179-08 1.286-1.306 .400 .510 10.04 AS3179-50 3.911-3.931 3.025 3.135 24.41 AS3179-09 1.348-1.368 .462 .572 10.38 AS3179-51 3.974-3.994 3.088 3.198 24.76 AS3179-10 1.411-1.4
10、31 .525 .635 10.73 AS3179-52 4.036-4.056 3.150 3.260 25.10 AS3179-11 1.474-1.494 .588 .698 11.07 AS3179-53 4.098-4.118 3.212 3.322 25.43 AS3179-12 1.536-1.556 .650 .760 11.41 AS3179-54 4.161-4.181 3.275 3.385 25.78 AS3179-13 1.598-1.618 .712 .822 11.75 AS3179-55 4.224-4.244 3.338 3.448 26.12 AS3179-
11、14 1.661-1.681 .775 .885 12.10 AS3179-56 4.286-4.306 3.400 3.510 26.46 AS3179-15 1.724-1.744 .838 .948 12.44 AS3179-57 4.348-4.368 3.462 3.572 26.80 AS3179-16 1.786-1.806 .900 1.010 12.78 AS3179-58 4.411-4.431 3.525 3.635 27.15 AS3179-17 1.848-1.868 .962 1.072 13.12 AS3179-59 4.474-4.494 3.588 3.698
12、 27.49 AS3179-18 1.911-1.931 1.025 1.135 13.46 AS3179-60 4.536-4.556 3.650 3.760 27.83 AS3179-19 1.974-1.994 1.088 1.198 13.81 AS3179-61 4.598-4.618 3.712 3.822 28.17 AS3179-20 2.036-2.056 1.150 1.260 14.15 AS3179-62 4.661-4.681 3.775 3.885 28.52 AS3179-21 2.098-2.118 1.212 1.322 14.48 AS3179-63 4.7
13、24-4.744 3.838 3.948 28.86 AS3179-22 2.161-2.181 1.275 1.385 14.83 AS3179-64 4.786-4.806 3.900 4.010 29.20 AS3179-23 2.224-2.244 1.338 1.448 15.17 AS3179-65 4.848-4.868 3.962 4.072 29.54 AS3179-24 2.286-2.306 1.400 1.510 15.51 AS3179-66 4.911-4.931 4.025 4.135 29.88 AS3179-25 2.348-2.368 1.462 1.572
14、 15.85 AS3179-67 4.974-4.994 4.088 4.198 30.23 AS3179-26 2.411-2.431 1.525 1.635 16.20 AS3179-68 5.036-5.056 4.150 4.260 30.56 AS3179-27 2.474-2.494 1.588 1.698 16.54 AS3179-69 5.098-5.118 4.212 4.322 30.90 AS3179-28 2.536-2.556 1.650 1.760 16.88 AS3179-70 5.161-5.181 4.275 4.385 31.25 AS3179-29 2.5
15、98-2.618 1.712 1.822 17.23 AS3179-71 5.224-5.244 4.338 4.448 31.59 AS3179-30 2.661-2.681 1.775 1.885 17.57 AS3179-72 5.286-5.306 4.400 4.510 31.93 AS3179-31 2.724-2.744 1.838 1.948 17.92 AS3179-73 5.348-5.368 4.462 4.572 32.27 AS3179-32 2.786-2.806 1.900 2.010 18.26 AS3179-74 5.411-5.431 4.525 4.635
16、 32.62 AS3179-33 2.848-2.868 1.962 2.072 18.60 AS3179-75 5.474-5.494 4.588 4.698 32.96 AS3179-34 2.911-2.931 2.025 2.135 18.94 AS3179-76 5.536-5.556 4.650 4.760 33.30 AS3179-35 2.974-2.994 2.088 2.198 19.29 AS3179-36 3.036-3.056 2.150 2.260 19.62 AS3179-37 3.098-3.118 2.212 2.322 19.96 AS3179-38 3.1
17、61-3.181 2.275 2.385 20.31 AS3179-39 3.224-3.244 2.338 2.448 20.66 AS3179-40 3.286-3.306 2.400 2.510 20.99 AS3179-41 3.348-3.368 2.462 2.572 21.33 AS3179-42 3.411-3.431 2.525 2.635 21.68 AS3179-43 3.474-3.494 2.588 2.698 22.02 AS3179-44 3.536-3.556 2.650 2.760 22.36 AEROSPACE STANDARD AS3179SHEET 3
18、OF 3REV. ABOLT, MACHINE - DOUBLE HEX EXTENDED WASHER HEAD, DRILLED, CLOSE TOL SHANK, AMS5643 (UNS S17400), 140 KSI, .5000-20 UNJF-3A NOTES: /1/ FOR PART NUMBERS AS3179-03 THRU AS3179-13, DATUM A SHALL REPLACE DATUM B.2. MATERIAL: CORROSION AND HEAT RESISTANT ALLOY AMS5643 (SIMILAR TO UNS S17400). 3.
19、 FLUORESCENT PENETRANT INSPECTION PER ASTM E1417/E1417M, TYPE 1, SENSITIVITY LEVEL 2 MIN. 4. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 125 MICROINCHES Ra. 5. BREAK SHARP EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 6. DIMENSI
20、ONS IN INCHES. /7/ HEAD TO SHANK FILLET SHALL BE COLD ROLLED PER AS7474 AFTER HEAT TREATMENT. THE COLD ROLLING SHALL BE SUFFICIENT TO REMOVE ALL VISUAL EVIDENCE OF GRINDING OR TOOL MARKS EXCEPT THAT DISTORTIONS AT “A” IN FIGURE 2 OF THE PROCUREMENT SPECIFICATION SHALL NOT BE PERMITTED ON THE HEAD BE
21、ARING AREA AND SHALL BE PERMITTED ON THE SHANK DIAMETER ONLY IF THE DISTORTION DOES NOT CAUSE THE SHANK DIAMETER TO EXCEED .5000 DIAMETER. 8. DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1982 (ASME PUBLICATION). 9. DO NOT USE UNASSIGNED PART NUMBERS. 10. A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS F
22、OR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIONS, NOT EDITORIAL CHANGES, HAVE BEEN MADE TO THE PREVIOUS ISSUE OF THIS DOCUMENT. AN (R) SYMBOL TO THE LEFT OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF THE DOCUMENT, INCLUDING TECHNICAL REVISIONS. CHANGE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS, NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY. AS AND AMS ARE SAE INTERNATIONAL PUBLICATIONS. ASME IS AN AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLICATION. ASTM IS AN ASTM INTERNATIONAL PUBLICATION.
