1、AEROSPACE STANDARD FITTING, UNION AND REDUCER, FLARELESS, PRECISION TYPE AS6141Copyright 2010 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, recordin
2、g, 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 ADDRESS: http:/www.sae.org ISSUED 2010-08THIRD ANGLE PROJECTION CUSTODIAN: G-3
3、/G-3B FEDERAL SUPPLY CLASS 4730 AS6141SHEET 1 OF 4PROCUREMENT SPECIFICATION: /4/ AS18280SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthis report is entirely voluntary, andits applicability and suitab
4、ility forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay bereaffirmed, revised, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input
5、. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS6141RATIONALE THIS STANDARD IS BASED ON AS5230. IT UTILIZES THE AS5863 IMPROVED TOLERANCE FITTING END DESIGN. FIGURE 1 FITTING, UNION AND REDUCER TABLE 1 DIMENSIONS /11/ PORT #1 /18/ SIZE CODE APORT #
6、2 SIZE CODE 02 03 04 05 06 08 10 12 14 16 20 24 32 02 1.063 - - - - - - - - - - - - 03 1.047 1.094 - - - - - - - - - - - 04 1.094 1.141 1.063 - - - - - - - - - - 05 - - 1.156 1.063 - - - - - - - - - 06 1.156 1.203 1.219 1.219 1.188 - - - - - - - - 08 1.250 1.297 1.344 1.344 1.344 1.375 - - - - - - -
7、 10 - - 1.438 - 1.625 1.531 1.563 - - - - - - 12 - 1.531 1.531 1.531 1.625 1.688 1.750 - - - - - 14 - - 1.531 1.531 1.531 1.625 1.688 1.750 1.750 16 - - 1.531 - - - 1.688 1.750 - 1.750 - - - 20 - 1.531 - - - - 1.813 - 1.750 1.750 - - 24 - - - - - - - - - 1.750 1.750 1.750 - 32 - - - - - - - - - - -
8、- 1.813 AEROSPACE STANDARD AS6141SHEET 2 OF 4FITTING, UNION AND REDUCER, FLARELESS, PRECISION TYPE TABLE 2 DIMENSIONS C .031 PORT #2 SIZE CODE PORT #1 /18/SIZECODE 02 03 04 05 06 08 10 12 14 16 20 24 32 02 - - - - - - - - - - - - - 03 .553 - - - - - - - - - - - - 04 .582 .577 - - - - - - - - - - - 0
9、5 - - .570 - - - - - - - - - - 06 .612 .607 .615 .621 - - - - - - - - - 08 .647 .664 .703 .709 .716 - - - - - - - - 10 - - .775 - .974 .796 - - - - - - - 12 - - .822 .829 .835 .845 .850 - - - - - - 14 - - .791 .797 .803 .814 .819 .855 - 16 - - .759 - - - .787 .823 - - - - - 20 - - .696 - - - - .823
10、- .808 - - - 24 - - - - - - - - - .735 .751 - - 32 - - - - - - - - - - - - - TABLE 3 DIMENSIONS AND WEIGHTS /10/ PORT SIZE CODE (NOMINAL TUBE SIZE)T THREAD PERAS8879CLASS 3A B.010 H LB/EAAPPROX REF ALLB/EAAPPROX REF STEELLB/EAAPPROX REF TI02 .125 .3125-24 UNJF .542 .552-.565 .0138 .0396 .0218 03 .18
11、8 .3750-24 UNJF .605 .615-.628 .0165 .0474 .0261 04 .250 .4375-20 UNJF .668 .678-.691 .0164 .0470 .0259 05 .312 .5000-20 UNJF .730 .740-.753 .0201 .0577 .0319 06 .375 .5625-18 UNJF .792 .802-.815 .0286 .0821 .0453 08 .500 .7500-16 UNJF .980 .990-1.003 .0508 .146 .0805 10 .625 .8750-14 UNJF 1.103 1.1
12、13-1.128 .0769 .221 .122 12 .750 1.0625-12 UNJ 1.353 1.363-1.380 .121 .348 .192 14 .875 1.1875-12 UNJ 1.478 1.488-1.505 .142 .408 .225 16 1.000 1.3125-12 UNJ 1.603 1.613-1.630 .167 .478 .264 20 1.250 1.6250-12 UNJ 1.853 1.863-1.880 .235 .676 .373 24 1.500 1.8750-12 UNJ 2.099 2.109-2.135 .279 .801 .4
13、42 32 2.000 2.5000-12 UNJ 2.724 2.734-2.760 .509 1.46 .807 NOTES: NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE. /1/ MATERIAL: a. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY BAR PER AMS4928 b.
14、 CODE LETTER V - TYPE 15-5PH CORROSION RESISTANT STEEL PER AMS5659. c. CODE LETTER W - TYPE 7075-T73 ALUMINUM ALLOY BAR PER AMSQQ-A-225/9 OR TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS4124. /2/ AEROSPACE STANDARD AS6141SHEET 3 OF 4FITTING, UNION AND REDUCER, FLARELESS, PRECISION TYPE /2/ HEAT TREATME
15、NT: a. MATERIAL CODE LETTER T - NONE. b. MATERIAL CODE LETTER V HEAT TREAT TO CONDITION H 1075 PER AMS2759/3. c. OTHER CODE LETTER W SEE ELECTRICAL CONDUXTIVITY AND HARDNESS REQUIREMENT PER PROCUREMENT SPECIFICATION. 3. FINISH: a. MATERIAL CODE LETTER T ANNODIZE PER AMS2488 OR FLUORIDE PHOSPHATE CON
16、VERSION COAT PER AMS2486 WITH COLOR PER PROCUREMENT SPECIFICATION. b. MATERIAL CODE LETTER V WITH NO FINISH CODE PASSIVATE PER AMS2700, TYPE 2 OR 8. MATERIAL CODE LETTER V WITH FINISH CODE P CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2, .0004 MAXIMUM THICKNESS. POST PLATE BAKE FOR A MINIMUM OF 3
17、 HRS AT 375 F 25 F. c. MATERIAL CODE LETTER W ANODIZE PER MIL-A-8625, TYPE II, CLASS 2, DYE BROWN, DUPLEX SEAL PER PROCUREMENT SPECIFICATION. /4/ PROCUREMENT SPECIFICATION: AS18280 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MAN
18、UFACTURER AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST PRI-QPL-AS18280 FOR THIS STANDARD. SEE https:/ FOR CURRENT QPL ONLINE. /5/ IDENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C, D OR METHOD 7A3, 15A3, OR 15B. a. FOR SIZE 06 AND SMALLER: MANUFACTURERS NAME, CA
19、GE CODE OR TRADEMARK, LETTER “AS” AND MATERIAL CODE LETTER. b. FOR SIZE 08 AND LARGER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, BASIC PART NUMBER AND MATERIAL CODE LETTER. 6. INTENDED USE: a. THIS STANDARD IS THE FUNCTIONAL EQUIVALENT OF MS21902, AS21916 AND AS5230, AND IS INTENDED TO BE SUITABLE
20、 AS A REPLACEMENT STANDARD. b. CLEANING OF ALUMINUM ALLOY FITTINGS IN ACCORDANCE WITH ARP1176 (CODE LETTER “A”) IS REQUIRED FOR OXYGEN SYSTEMS TO AVOID FIRE DUE TO PARTICLES OR OTHER CONTAMINANTS /7/ THE INTERNAL DIAMETER SHALL END IN A CONICAL END OF 110 DEGREES MINIMUM INCLUDED ANGLE. /8/ THE HEX
21、CORNERS MAY BE ROUNDED PER ARP1942. /9/ DIMENSION H IS DETERMINED BY THE LARGER PORT SIZE. /10/ TABLE 3 WEIGHTS ARE FOR UNIONS WITH THE SAME SIZE ENDS, NOT REDUCERS WITH DIFFERENT ENDS. /11/ REDUCER FITTINGS WHICH FALL IN THE SHADED AREA OF TABLE 1 SHOULD BE AVOIDED. IF THEY MUST BE USED, SPECIAL AT
22、TENTION SHOULD BE GIVEN TO CLAMPING OR OTHER MEANS TO PROTECT THE SMALLER PORT OR TUBE (REFERENCE ARP5102). 12. ALUMINUM PARTS USED IN OXYGEN SYSTEMS SHALL BE CLEANED AND PACKAGED IN ACCORDANCE WITH ARP1176 CATEGORY 2. THE CODE LETTER “A” SHALL BE ADDED TO THEIR PART NUMBER FOR IDENTIFICATION. 13. I
23、NTERPRETATION OF DRAWING PER ARP4296. AEROSPACE STANDARD AS6141SHEET 4 OF 4FITTING, UNION AND REDUCER, FLARELESS, PRECISION TYPE 14. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M; REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 in Ra. SURFACES OF HEX FLATS MAY BE 250
24、 in Ra. 15. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 16. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1994. 17. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .016, ANGULAR DIMENSIONS 0 DEGREES 30. /18/ EXAMPLE OF PART NUMBER: AS6141 W 04 03 ABASIC PART NUMB
25、ER CODE FOR OXYGEN SYSTEMS /12/, OMIT IF NOT REQUIRED MATERIAL CODE LETTER /1/ SIZE CODE, TUBE SIZE OF PORT #2 IN .062 INCREMENTS SIZE CODE, TUBE SIZE OF PORT #1 IN .062 INCREMENTS (PORT #1 IS LARGER OR SAME SIZE AS PORT #2) 19. A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF T
26、HE 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.
