1、AEROSPACE STANDARD (R) CONNECTOR ACCESSORIES, ELECTRICAL, BACKSHELL, STRAIGHT, RFI/EMI CATEGORY 3B (FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS)AS85049/20Copyright 2011 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitte
2、d, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970 (outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB
3、ADDRESS: http:/www.sae.org ISSUED 2000-04REVISED 2011-01THIRD ANGLE PROJECTION CUSTODIAN: AE-8/AE-8C1 REV.BFEDERAL SUPPLY CLASS 5935 AS85049/20SHEET 1 OF 3REV. BPROCURMENT SPECIFICATION: AS85049SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of tec
4、hnicalandengineering 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
5、 bereaffirmed, revised, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS85049/20BRATIONALE REVISED TO INCLUDE COMMENTS RECEIVED BY THE GOVERNMENT / INDUSTRY AND INCOR
6、PORATED THE AS85049/20A-A2 AMENDMENT. ALIGN SPECIFICATION WITH SAE GUIDELINES AND REVIEWED SPECIFICATION FOR KNOWN TECHNICAL ISSUES. NOTICE THE REQUIREMENTS FOR PROCURING THE PRODUCT DESCRIBED HEREIN SHALL CONSIST OF THIS SPECIFICATION SHEET AND THE LATEST ISSUE OF SAE AS85049. FIGURE 1 - CONFIGURAT
7、ION AND DIMENSIONS Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AEROSPACE STANDARD AS85049/20SHEET 2 OF 3REV. B(R) CONNECTOR ACCESSORIES, ELECTRICAL, BACKSHELL, STRAIGHT, RFI/EMI CATEGORY 3B (FOR
8、MIL-DTL-38999 SERIES III AND IV CONNECTORS) TABLE 1 SHELL SIZE AND DIMENSIONS SHELLSIZEADIAMAXBDIAMAXC .015 DIAAS85049/26-2 RING, SHIELD CRIMP (REF) 9 .75(19.1) .347(8.81) .250(6.35) -8 11.85(21.6) .498(12.65) .325(8.26) -10 131.00(25.4) .510(12.95) .420(10.67) -12 151.10(27.9) .630(16.00) .540(13.7
9、2) -14 171.25(31.8) .760(19.30) .670(17.02) -16 191.40(35.6) .890(22.61) .789(20.04) -18 211.50(38.1) 1.010 (25.65) .914(23.22) -20 231.65(41.9) 1.130 (28.70) 1.039 (26.39) -22 251.75(44.5) 1.202 (30.53) 1.112 (28.24) -24 NOTES: 1. DIMENSIONS ARE IN INCHES. 2. DIMENSIONS APPLY AFTER PLATING. 3. METR
10、IC EQUIVALENTS ARE GIVEN FOR GENERAL INFORMATION ONLY AND ARE BASED UPON 1.00 INCH = 25.4 MM. 4. METRIC EQUIVALENTS ARE IN PARENTHESES. 5. CRIMP TOOL SHALL BE THOMAS & BETTS INSTALLING HEAD CAT. NO. 13640 OR EQUIVALENT AND INSTALLING DIES. REQUIREMENTS 1. DESIGN AND CONSTRUCTION: 2. DIMENSIONS AND C
11、ONFIGURATION: SEE FIGURE 1. 3. INTERFACE DIMENSIONS IN ACCORDANCE WITH SAE AS85049, FIGURE 3. 4. THE COUPLING NUT SHALL BE CAPTIVATED TO THE ADAPTER BODY AND FREE TO ROTATE. 5. MATERIAL: ADAPTER BODY AND COUPLING NUT - ALUMINUM ALLOY IN ACCORDANCE WITH SAE AS85049. 6. FINISH: IN ACCORDANCE WITH SAE
12、AS85049. 1/ N ELECTROLESS NICKEL 2/ W CADMIUM, OLIVE DRAB X NICKEL FLUROCARBON POLYMER 2/ Z ZINC NICKEL 1/ N FINISH IS NOT FOR NAVY USE, RESTRICTED TO AIR FORCE SPACE APPLICATIONS ONLY. 2/ W AND Z FINISH ARE NOT FOR USE IN SPACE APPLICATIONS. ALSO SEE SPECIFICATION NOTES. Copyright SAE International
13、 Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AEROSPACE STANDARD AS85049/20SHEET 3 OF 3REV. B(R) CONNECTOR ACCESSORIES, ELECTRICAL, BACKSHELL, STRAIGHT, RFI/EMI CATEGORY 3B (FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS) PA
14、RT OR IDENTIFYING NUMBER (PIN): EXAMPLE: M85049/ 20 - 11 WBASIC PART NUMBER SPECIFICATION SHEET SHELL SIZE (SEE TABLE 1) FINISH QUALIFICATION: SEE SAE AS85049, CATEGORY 3B, CABLE PULLOUT NOT APPLICABLE. SPECIFICATION NOTES: NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING M
15、ATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE. 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 (R) SYMBOL TO TH
16、E 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. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-