1、AEROSPACE STANDARD FITTING, PLUG, TUBE END, FLARELESS AS5231Copyright 2014 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, or otherwise, wi
2、thout 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 1998-03REAFFIRMED 2004-07 REVISED 2014-08THIRD ANGLE PROJECTION
3、 CUSTODIAN: G-3/G-3B REV.BFEDERAL SUPPLY CLASS 4730 AS5231SHEET 1 OF 4REV. BPROCUREMENT SPECIFICATION: AS18280 /4/SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthisreportis entirelyvoluntary, andits a
4、pplicability and suitability forany particular use,including any patent infringement arising therefrom, is thesole responsibilityoftheuser.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirmed, stabilized, orcancelled. SAE invites yourwrittencomments and
5、suggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS5231BRATIONALE MATERIAL OPTION FOR 15-5PH CORROSION RESISTANT STEEL HAS BEEN ADDED. UPDATED. FIGURE 1 - FITTING, PLUG AEROSPACE STANDARD AS5231SHEET 2 OF 4REV. BFITTI
6、NG, PLUG, TUBE END, FLARELESS TABLE 1 - DIMENSIONS BASIC NO. AS5231/14/SIZE CODE (NOMINAL TUBE SIZE)T THREAD PER AS8879 CLASS 3A A B.010 C D 02 .125 .3125-24 UNJF .562 .418 .371 .093 03 .188 .3750-24 UNJF .609 .418 .407 .125 04 .250 .4375-20 UNJF .641 .480 .417 .187 05 .312 .5000-20 UNJF .672 .542 .
7、416 .234 06 .375 .5625-18 UNJF .719 .605 .441 .297 08 .500 .7500-16 UNJF .844 .792 .491 .422 10 .625 .8750-14 UNJF .984 .918 .604 .500 12 .750 1.0625-12 UNJ 1.031 1.103 .564 .656 14 .875 1.1875-12 UNJ 1.062 1.228 .557 .765 16 1.000 1.3125-12 UNJ 1.062 1.353 .519 .875 20 1.250 1.6250-12 UNJ 1.094 1.6
8、66 .428 1.09324 1.500 1.8750-12 UNJ 1.094 1.978 .812 1.344 32 2.000 2.5000-12 UNJ 1.094 2.599 .812 1.813 TABLE 1A - DIMENSIONS AND WEIGHTS BASIC NO. AS5231/14/SIZE CODE F+.002/.003 G H M+.015/.000 LB/EAAPPROX REF ALLB/EAAPPROX REFSTEELLB/EAAPPROX REFTI02 .250 .109 .428- .440 .063 .00571 .0164 .00904
9、 03 .312 .109 .428- .440 .063 .00717 .0206 .0114 04 .364 .109 .490- .502 .075 .00938 .0269 .0148 05 .426 .125 .552- .565 .075 .0128 .0369 .0203 06 .481 .125 .615- .628 .083 .0167 .0480 .0265 08 .660 .156 .802- .815 .094 .0332 .0952 .0525 10 .773 .156 .928- .941 .107 .0532 .153 .0843 12 .945 .188 1.1
10、13-1.128 .125 .0801 .230 .127 14 1.070 .188 1.238-1.253 .125 .103 .295 .163 16 1.195 .188 1.363-1.380 .125 .128 .366 .202 20 1.507 .234 1.676-1.693 .125 .212 .610 .336 24 1.756 .234 1.988-2.005 .125 .224 .644 .355 32 2.381 .328 2.609-2.635 .125 .391 1.12 .620 AEROSPACE STANDARD AS5231SHEET 3 OF 4REV
11、. BFITTING, PLUG, TUBE END, FLARELESS 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. DASH AS CODE LETTER - TYPE 4130 ALLOY STEEL BAR PER AMS6370. /2/ b. CODE LETTER D
12、- TYPE 2024-T6 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/6 OR AMS4339 OR TYPE 2024-T851 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/6. /2/ c. CODE LETTER J - TYPE 304 CORROSION RESISTANT STEEL BAR PER AMS5639. d. CODE LETTER K - TYPE 316 CORROSION RESISTANT STEEL BAR PER AMS5648. e. CODE LETTER R - TYPE 321 CORRO
13、SION RESISTANT STEEL BAR PER AMS5645. f. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY BAR PER AMS4928. g. CODE LETTER V - TYPE 15-5PH CORROSION RESISTANT STEEL BAR PER AMS5659. /2/ h. CODE LETTER W - TYPE 7075-T73 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/9 OR TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS4124.
14、 /2/ /2/ HEAT TREATMENT: a. DASH AS MATERIAL CODE LETTER - SEE HARDNESS REQUIREMENT PER PROCUREMENT SPECIFICATION. b. MATERIAL CODE LETTERS D AND W - SEE ELECTRICAL CONDUCTIVITY AND HARDNESS REQUIREMENT PER PROCUREMENT SPECIFICATION. c. MATERIAL CODE LETTER V - HEAT TREAT TO CONDITION H-1075 PER AMS
15、2759/3 d. OTHER MATERIAL CODE LETTERS - NONE. 3. FINISH: a. DASH AS MATERIAL CODE LETTER - CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2 AND COAT WITH A LIGHT FILM OF OIL PER PROCUREMENT SPECIFICATION. b. MATERIAL CODE LETTER D - ANODIZE PER MIL-A-8625, TYPE II, CLASS 2, DYE GREEN, DUPLEX SEAL PE
16、R PROCUREMENT SPECIFICATION. c. MATERIAL CODE LETTER J, K, AND R - PASSIVATE PER AMS2700 PER PROCUREMENT SPECIFICATION. d. MATERIAL CODE LETTER T - ANODIZE PER AMS2488 OR FLUORIDE PHOSPHATE CONVERSION COAT PER AMS2486 WITH COLOR PER PROCUREMENT SPECIFICATION. e. MATERIAL CODE LETTER V: (1) PASSIVATE
17、 PER AMS2700, TYPE 2 OR 8. (2) SUFFIX FINISH CODE LETTER “P”: CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. f. MATERIAL CODE LETTER W - ANODIZE PER MIL-A-8625, TYPE II, CLASS 2, DYE BROWN, DUPLEX SEAL PER PROCUREMENT SPECIFICATION. AEROSPACE STANDARD AS5231SHEET 4 OF 4REV. BFITTING, PLUG, TUBE E
18、ND, FLARELESS /4/ PROCUREMENT 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 PRI-QPL-AS18280 FOR THIS STANDARD. SEE htt
19、p:/www.eAuditN FOR CURRENT QPL ONLINE. NOTE: PRI-QPL LIMITATION - WITH REVISION A OF THIS STANDARD THE PROCUREMENT SPECIFICATION HAS BEEN CHANGED FROM AS4444 FOR 5000 PSI TO AS18280 FOR 3000 PSI. USERS OF THIS FITTING FOR 5000 PSI APPLICATIONS PER AS4444 ARE ADVISED TO CONTROL SOURCE APPROVAL BY STA
20、NDARD PAGE SUPPLEMENT OR SIMILAR MEANS. /5/ IDENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C OR D OR METHOD 7A3, 15A3, OR 15B. a. FOR SIZE 06 AND SMALLER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, LETTER “AS” AND MATERIAL CODE LETTER. b. FOR SIZE 08 AND LARGER: MANUFACTURERS NAME, CAGE COD
21、E OR TRADEMARK, BASIC PART NUMBER AND MATERIAL CODE LETTER. 6. INTENDED USE: a. THIS STANDARD IS THE FUNCTIONAL EQUIVALENT OF MS21913 AND IS INTENDED TO BE SUITABLE AS A REPLACEMENT STANDARD. b. CLEANING OF ALUMINUM ALLOY AND CORROSION RESISTANT STEEL FITTINGS IN ACCORDANCE WITH ARP1176 (CODE LETTER
22、 “A”) IS REQUIRED FOR OXYGEN SYSTEMS TO AVOID FIRE DUE TO PARTICLES OR OTHER CONTAMINANTS. /7/ THE HEX CORNERS MAY BE ROUNDED PER ARP1942. 8. SUFFIX LETTER A: CODE A ALUMINUM AND CORROSION RESISTANT STEEL PARTS USED IN OXYGEN SYSTEMS SHALL BE CLEANED AND PACKAGED IN ACCORDANCE WITH ARP1176 CATEGORY
23、2 FOR ALUMINUM AND CATEGORY 1C FOR CORROSION RESISTANT STEEL. 9. INTERPRETATION OF DRAWING PER AS4296. 10. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 MICROINCHES Ra. SURFACES OF HEX FLATS MAY BE 250 MICROINCHES Ra.
24、11. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 12. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1994. 13. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .016, ANGULAR DIMENSIONS 0 DEGREES 30 MINUTES. /14/ EXAMPLE OF PART NUMBER: AS5231 V 06 A BASIC PART NUMBER
25、 CODE LETTER FOR OXYGEN SYSTEMS /8/, OR “P” FOR CADMIUM PLATED 15-5PH MATERIAL /3.e.(2)/ OMIT IF NOT REQUIRED. MATERIAL CODE LETTER /1/ SIZE CODE, TUBE SIZE IN .062 INCREMENTS 15. A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIO
26、NS, 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.
