1、 AEROSPACE STANDARD (R) BODY, CLUSTER FITTING, TWO WAY, 90, FLARELESS AS21943 Copyright 2007 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 any means, electronic, mechanical, photocopying, recording
2、, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: 724-776-4970 (outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org ISSUED 1999-07REAFFIRMED 2004-04REVISED 2007-11 THIRD A
3、NGLE PROJECTION CUSTODIAN: SAE G-3/G-3B REV. A FEDERAL SUPPLY CLASS4730 AS21943 SHEET 1 OF 3 REV. A PROCUREMENT SPECIFICATION: AS18280 /10/SAE TechnicalStandards Board Rules provide that: “This report is published by SAE toadvance thestate of technical andengineering sciences. Theuse of thisreportis
4、 entirely voluntary, andits applicabilityandsuitability forany particularuse,including any patent infringement arising therefrom, is thesole responsibility oftheuser.” SAE reviews each technical report at least every five yearsat which time it may be reaffirmed, revised, orcancelled.SAE invites your
5、written commentsandsuggestions.RATIONALE THIS FITTING STANDARD IS REVISED TO INCLUDE PRI-QPL REQUIREMENTS, UPDATE THE WEIGHT VALUES IN TABLE AND MAINTAIN TO SUPPORT MILITARY AIRCRAFT CURRENTLY IN OPERATION. NOTICE THE INITIAL SAE PUBLICATION OF THIS DOCUMENT WAS TAKEN DIRECTLY FROM U.S MILITARY STAN
6、DARD MS21943C. THIS SAE STANDARD RETAINS THE SAME PART NUMBER ESTABLISHED BY THE ORIGINAL MILITARY DOCUMENT. FIGURE 1 - BODY, CLUSTER FITTING, TWO WAY, 90, FLARELESS, DIMENSIONS AND CONFIGURATION TABLE 1A - BODY, CLUSTER FITTING, TWO-WAY, 90, FLARELESS, LOW FLOW, DIMENSIONS LOW FLOW SIZE DASH NO. TU
7、BE OD THREAD T AS8879 B C D E WEIGHT LB EACH APPROX -3L .1875 .3750-24 UNJF-3A .500 .484 .710 1.047 .099 -4L .2500 .4375-20 UNJF-3A .500 .531 .710 1.094 .101 -5L .3125 .5000-20 UNJF-3A .500 .531 .710 1.094 .102 -6L .3750 .5625-18 UNJF-3A .500 .562 .710 1.125 .104 INACTIVE PART /15/ Copyright SAE Int
8、ernational Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AEROSPACE STANDARD (R) BODY, CLUSTER FITTING, TWO WAY, 90, FLARELESS AS21943 SHEET 2 OF 3 REV. A TABLE 1B - BODY, CLUSTER FITTING, TWO-WAY, 90, FLARELESS, HIGH FLOW, DI
9、MENSIONS HIGH FLOW SIZE DASH NO. TUBE OD THREAD T AS8879 B C D E WEIGHT LB EACH APPROX -4H .2500 .4375-20 UNJF-3A .594 .531 .710 1.343 .215 -5H .3125 .5000-20 UNJF-3A .594 .531 .710 1.343 .218 -6H .3750 .5625-18 UNJF-3A .594 .562 .710 1.375 .220 -8H .5000 .7500-16 UNJF-3A .594 .656 .750 1.469 .228 N
10、OTES: 1. MATERIAL: ALUMINUM ALLOY 7075, SEE PROCUREMENT SPECIFICATION. 2. FINISH: SEE PROCUREMENT SPECIFICATION. 3. REMOVE BURRS AND SHARP EDGES. 4. INSTALLATION IN ACCORDANCE WITH MS21931. 5. SURFACE FINISH IN ACCORDANCE WITH ASME B46.1. UNLESS OTHERWISE SPECIFIED ALL OUTSIDE MACHINED SURFACES SHAL
11、L BE 125 in Ra AND ALL INSIDE SURFACES SHALL BE 250 in Ra. 6. DIMENSIONS ARE IN INCHES. UNLESS OTHERWISE SPECIFIED TOLERANCES DECIMALS .010, ANGLES .5. 7. DIMENSIONING AND TOLERANCING IN ACCORDANCE WITH ASME Y14.5M-1994. 8. PART NUMBERS: LETTERS “L” AND “H” IN PART NUMBERS INDICATE LOW FLOW AND HIGH
12、 FLOW RESPECTIVELY CODE “W FOLLOWING BASIC PART NUMBER MS21943 SPECIFIES 7075 ALUMINUM ALLOY NO CODE LETTER FOR ALUMINUM ALLOY 2014/2024 ARE CANCELLED SUPERSEDED BY CODE “W” 7075 ALUMINUM. 2014/2024 PARTS ARE NO LONGER AVAILABLE FOR PROCUREMENT AFTER 2006 EXAMPLES OF PART NUMBERS: MS21943W8L - BODY,
13、 .5000 TUBING, LOW FLOW, 7075 ALUMINUM ALLOY MS21943W8H - BODY, .5000 TUBING, HIGH FLOW, 7075 ALUMINUM ALLOY Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AEROSPACE STANDARD (R) BODY, CLUSTER FITTI
14、NG, TWO WAY, 90, FLARELESS AS21943 SHEET 3 OF 3 REV. A 9. SEE TABLE 2 FOR CANCELLED AND SUPERSEDED DOCUMENT AND PART NUMBERS. TABLE 2 - CANCELLED AND SUPERSEDED DOCUMENT AND PART NUMBERS CANCELLED DOCUMENT NUMBER PREVIOUS PART NUMBERS SUPERSEDINGDOCUMENT NUMBER RETAINING PART NUMBERS MS21943 MS21943
15、-3L AS21943 MS21943W3L MS21943 MS21943W3L AS21943 MS21943W3LMS21943 MS21943-4L AS21943 MS21943W4L MS21943 MS21943W4L AS21943 MS21943W4LMS21943 MS21943-5L AS21943 MS21943W5L MS21943 MS21943W5L AS21943 MS21943W5LMS21943 MS21943-6L AS21943 MS21943W6L MS21943 MS21943W6L AS21943 MS21943W6LMS21943 MS21943
16、-4H AS21943 MS21943W4H MS21943 MS21943W4H AS21943 MS21943W4H MS21943 MS21943-5H AS21943 MS21943W5H MS21943 MS21943W5H AS21943 MS21943W5H MS21943 MS21943-6H AS21943 MS21943W6H MS21943 MS21943W6H AS21943 MS21943W6H MS21943 MS21943-8H AS21943 MS21943W8H MS21943 MS21943W8H AS21943 MS21943W8H /10/ PROCUR
17、EMENT SPECIFICATION: AS18280 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MANUFACTURER AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST FOR PRI-QPL-AS18280 FOR THIS STANDARD. SEE FOR THE CURRENT QPL ON
18、LINE. 11. THIS STANDARD IS USED TO IMPLEMENT INTERNATIONAL STANDARDIZATION AGREEMENTS: NATO STANAG 3510 AND ASCC AIR STANDARD 25/6. PLEASE NOTIFY THE FOLLOWING OFFICES WHEN CHANGES ARE MADE OR CONTACT THESE OFFICES FOR INQUIRIES PERTAINING TO THESE AGREEMENTS. NORTH ATLANTIC TREATY ORGANIZATION (NAT
19、O) STANDARDIZATION AGENCY, “NSAHQ.NATO.INT”, TEL -0032-2-707-5576, FAX - 0032-2-707-5718, 1110 BRUSSELS, BELGIUM, AND AIR STANDARDIZATION COORDINATION COMMITTEE, “ASCCMCASPENTAGON.AF.MIL5”, TEL - 1 703-696-8452, 1815 N. FORT MEYER DRIVE, SUITE 400, ARLINGTON VA 22209-1809, USA. 12. INTERPRETATION OF
20、 DRAWING PER ARP4296. 13. FLUID PASSAGE HOLE CONTOUR ARP4266 (OPTIONAL). 14. IN THE EVENT OF A CONFLICT BETWEEN THE TEXT OF THIS STANDARD AND THE REFERENCED CITED HEREIN, THE TEXT OF THIS STANDARD SHALL TAKE PRECEDENCE. /15/ THESE PARTS ARE INACTIVE FOR NEW DESIGN DATED 31 DECEMBER 1987. FOR NEW DES
21、IGN SEE STANDARD REDUCER FITTINGS. 16. THE CHANGE BAR ( l ) 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 THE DOCUMENT. AN (R) SYMBOL TO THE LEFT OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF THE DOCUMENT. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
