1、 AEROSPACE STANDARD NUT, SELF-LOCKING, EXTENDED DOUBLE HEXAGON, REDUCED FLANGE, DRY FILM LUBE, UNS S66286, CLASS: 160 KSI/800 F AS3486Copyright 2015 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by an
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3、org ISSUED 1992-04REVISED 2010-07 REAFFIRMED 2015-04THIRD ANGLE PROJECTION CUSTODIAN: E-25 REV.D FEDERAL SUPPLY CLASS 5310AS3486 SHEET 1 OF 3 REV. D PROCUREMENT SPECIFICATION: SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineer
4、ing sciences. Theuse ofthisreport is entirelyvoluntary, andits applicability and suitability forany particularuse,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirme
5、d, stabilized, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS3486D RATIONALE AS3486D HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 NU
6、T AEROSPACE STANDARD AS3486 SHEET 2 OF 3 REV. D NUT, SELF-LOCKING, EXTENDED DOUBLE HEXAGON, REDUCED FLANGE, DRY FILM LUBE, UNS S66286, CLASS: 160 KSI/800 F TABLE 1A DIMENSIONS PART NUMBER T THREAD A +.005/-.010 B MAX C NOM DASH NO. D MAX AS3486-09 AS3486-10 AS3486-11 AS3486-12 .1900-32UNJF-3B .2500-
7、28UNJF-3B .3125-24UNJF-3B .3750-24UNJF-3B .245 .317 .355 .453 .340 .430 .515 .586 .2500 .3125 .3750 .4375 08 10 12 14 .220 .280 .345 .405 TABLE 1B DIMENSIONS PART NUMBER E MIN F G MIN H J AH APPROX MASS LB/100 AS3486-09 AS3486-10 AS3486-11 AS3486-12 .310 .400 .485 .558 .035-.057 .045-.057 .055-.068
8、.075-.100 .125 .185 .195 .250 .006 .007 .008 .009 .004 .005 .005 .005 .0014 .0014 .0016 .0016 .20 .40 .70 1.00 NOTES: 1. MATERIAL: CORROSION AND HEAT RESISTANT STEEL PER AMS5731 OR AMS5734 (UNS S66286). HEAT TREATMENT: AFTER FORMING, NUTS SHALL BE PRECIPITATION HEAT TREATED PER AMS2759/3 TO MEET THE
9、 HARDNESS SPECIFIED IN NOTE 3. 2. PROCUREMENT SPECIFICATION: AS4393, EXCEPT AS FOLLOWS: a. COATING: SOLID FILM LUBRICANT PER AS1701, TYPE VI, IN LIEU OF SILVER PLATE PER AMS2411. b. PRETREATMENT: PRIOR TO APPLYING THE SOLID FILM LUBRICANT, NUTS MAY BE PLATED WITH COPPER (AMS 2418) OR NICKEL (AMS 240
10、3) OR BOTH TO .00025 MAXIMUM THICKNESS. c. DIMENSIONS APPLY AFTER PRETREATMENT PLATING AND BEFORE COATING WITH SOLID FILM LUBRICANT. d. BAKE AT 800 F 15 F IN LIEU OF 1200 F FOR NUTS TESTED AFTER BAKE. 3. HARDNESS: 37 TO 45 HRC. 4. BREAK SHARP EDGES .003 TO .015, UNLESS OTHERWISE SPECIFIED. AEROSPACE
11、 STANDARD AS3486 SHEET 3 OF 3 REV. D NUT, SELF-LOCKING, EXTENDED DOUBLE HEXAGON, REDUCED FLANGE, DRY FILM LUBE, UNS S66286, CLASS: 160 KSI/800 F 5. FLUORESCENT PENETRANT INSPECTION PER ASTM E 1417, TYPE I, SENSITIVITY LEVEL 2, PRIOR TO PRETREATMENT OR COATING. ACCEPTANCE CRITERIA PER AS3071. 6. SURF
12、ACE TEXTURE: SYMBOLS PER ASME Y14.36; REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 125 in Ra. 7. DIMENSIONING AND TOLERANCING: ANSI Y14.5-1982 (ASME PUBLICATION). 8. DIMENSIONS ARE IN INCHES. 9. DO NOT USE UNASSIGNED NUMBERS. 10. CLASSIFICATION: a. 160 ksi MINIMUM AXIAL ST
13、RENGTH AT ROOM TEMPERATURE. b. 800 F MAXIMUM BAKE TEMPERATURE FOR NUTS TESTED AFTER BAKING. 11. A CHANGE BAR (|) LOCATED IN THE LEFT MARGIN IS FOR 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
14、(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. ASTM IS ASTM INTERNATIONAL PUBLICATION. ASME IS AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLICATION.
