1、 AEROSPACE STANDARD FITTING, UNION AND REDUCER, FLARED AS5174Copyright 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 any means, electronic, mechanical, photocopying, recording, or otherwise, w
2、ithout 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 1998-03REVISED 2009-03 REAFFIRMED 2015-04THIRD ANGLE PROJECTIO
3、N CUSTODIAN: G-3/G-3B REV.E FEDERAL SUPPLY CLASS 4730AS5174 SHEET 1 OF 7 REV. E PROCUREMENT SPECIFICATION: /4/ AS4841SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthisreportis entirelyvoluntary, andit
4、s applicability 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
5、andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS5174E RATIONALE AS5174E HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 - FITTING, UNION AND REDUCER INACTIVE IN PART /23/ AEROSPACE S
6、TANDARD AS5174 SHEET 2 OF 7 REV. E FITTING, UNION AND REDUCER, FLARED TABLE 1A - DIMENSION A /12/A PORT #2 SIZE CODE 48 - - - - - - - - - - - - - - 3.062A PORT #2 SIZE CODE 40 - - - - - - - - - - - - - 2.875- A PORT #2 SIZE CODE 32 - - - - - - - - - - - - 3.062- - A PORT #2 SIZE CODE 28 - - - - - -
7、- - - - - 2.812- - - A PORT #2 SIZE CODE 24 - - - - - - - - - - 2.531- - - - A PORT #2 SIZE CODE 20 - - - - - - - - - 2.2812.406- - - - A PORT #2 SIZE CODE 16 - - - - - - - - 2.1882.2502.359- - - - A PORT #2 SIZE CODE 12 - - - - - - - 2.1092.1562.250- - - - - A PORT #2 SIZE CODE 10 - - - - - - 1.828
8、2.0002.047- - - - - - A PORT #2 SIZE CODE 08 - - - - - 1.5621.7501.8912.156- - - - - - A PORT #2 SIZE CODE 06 - - - - 1.3751.5311.6561.797- - - - - - - A PORT #2 SIZE CODE 05 - - - 1.2501.4061.531- 1.797- - - - - - - A PORT #2 SIZE CODE 04 - - 1.2501.3591.4061.5311.6561.7971.8441.891- - - - - A PORT
9、 #2 SIZE CODE 03 - 1.2191.281- 1.3281.453- - - - - - - - - A PORT #2 SIZE CODE 02 1.2191.1721.250- 1.2971.422- - - - - - - - - PORT #1 /19/ SIZE CODE02 03 04 05 06 08 10 12 16 20 24 28 32 40 48 AEROSPACE STANDARD AS5174 SHEET 3 OF 7 REV. E FITTING, UNION AND REDUCER, FLARED TABLE 1B - DIMENSION CC.0
10、31 PORT #2 SIZE CODE 48 - - - - - - - - - - - - - - - C.031 PORT #2 SIZE CODE 40 - - - - - - - - - - - - - - - C.031 PORT #2 SIZE CODE 32 - - - - - - - - - - - - - - - C.031 PORT #2 SIZE CODE 28 - - - - - - - - - - - - - - - C.031 PORT #2 SIZE CODE 24 - - - - - - - - - - - - - - - C.031 PORT #2 SIZE
11、 CODE 20 - - - - - - - - - - .906 - - - - C.031 PORT #2 SIZE CODE 16 - - - - - - - - - .859 .906 - - - - C.031 PORT #2 SIZE CODE 12 - - - - - - - - .891 .859 - - - - - C.031 PORT #2 SIZE CODE 10 - - - - - - - .891 .891 - - - - - - C.031 PORT #2 SIZE CODE 08 - - - - - - .797 .891 .891 - - - - - - C.0
12、31 PORT #2 SIZE CODE 06 - - - - .719 .797 .891 - - - - - - - C.031 PORT #2 SIZE CODE 05 - - - .625 .719 - .891 - - - - - - - C.031 PORT #2 SIZE CODE 04 - - - .609 .625 .719 .797 .891 .891 .859 - - - - - C.031 PORT #2 SIZE CODE 03 - - .578 - .625 .719 - - - - - - - - - C.031 PORT #2 SIZE CODE 02 - .6
13、25 .688 - .625 .719 - - - - - - - - - PORT #1 /19/ SIZE CODE02 03 04 05 06 08 10 12 16 20 24 28 32 40 48 AEROSPACE STANDARD AS5174 SHEET 4 OF 7 REV. E FITTING, UNION AND REDUCER, FLARED TABLE 1C - DIMENSIONS AND WEIGHTS /10/ PORT SIZE CODE (NOMINAL TUBE SIZE) T THREAD PER AS8879 CLASS 3A B .010 H LB
14、/EA APPROX REF AL LB/EA APPROX REF STEEL LB/EA APPROX REF TI 02 .125 .3125-24 UNJF .542 .552- .565 0.014 0.039 0.022 03 .188 .3750-24 UNJF .605 .615- .628 0.016 0.044 0.025 04 .250 .4375-20 UNJF .668 .678- .691 0.016 0.046 0.026 05 .312 .5000-20 UNJF .730 .740- .753 0.019 0.054 0.031 06 .375 .5625-1
15、8 UNJF .792 .802- .815 0.029 0.082 0.047 08 .500 .7500-16 UNJF .980 .990-1.003 0.049 0.139 0.080 10 .625 .8750-14 UNJF 1.103 1.113-1.128 0.075 0.213 0.122 12 .750 1.0625-12 UNJ 1.353 1.363-1.380 0.127 0.358 0.205 16 1.000 1.3125-12 UNJ 1.603 1.613-1.630 0.172 0.487 0.279 20 1.250 1.6250-12 UNJ 1.853
16、 1.863-1.880 0.245 0.694 0.397 24 1.500 1.8750-12 UNJ 2.099 2.109-2.135 0.329 0.931 0.533 28 1.750 2.2500-12 UNJ 2.474 2.484-2.510 0.536 1.517 0.868 32 2.000 2.5000-12 UNJ 2.724 2.734-2.760 0.673 1.904 1.090 40 2.500 3.0000-12 UNJ 3.224 3.234-3.260 0.851 2.409 1.379 48 3.000 3.5000-12 UNJ 3.724 3.73
17、4-3.760 1.149 3.252 1.861 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 STEEL BAR PER AMS-S-6758 OR AMS6370, OR TYPE 4140 STEEL BAR PE
18、R AMS6382. b. CODE LETTER D - TYPE 2024-T6 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/6, OR TYPE 2024-T851 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/6 OR AMS4339. /23/ 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.
19、CODE LETTER R - TYPE 321 CORROSION RESISTANT STEEL BAR PER AMS5645. f. CODE LETTER S - TYPE 347 CORROSION RESISTANT STEEL FORGING OR BAR PER AMS5646. /23/ g. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY BAR PER AMS4928. /22/ h. CODE LETTER W - TYPE 7075-T73 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/9, OR TY
20、PE 7075-T7351 ALUMINUM ALLOY BAR PER AMS4124. AEROSPACE STANDARD AS5174 SHEET 5 OF 7 REV. E FITTING, UNION AND REDUCER, FLARED /2/ HEAT TREATMENT: a. DASH AS CODE LETTER - SEE HARDNESS REQUIREMENT PER PROCUREMENT SPECIFICATION. b. OTHER MATERIAL CODE LETTERS - NONE. 3. FINISH: a. DASH AS CODE LETTER
21、 - CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2, DYE BLACK AND COAT WITH A LIGHT FILM OF OIL PER PROCUREMENT SPECIFICATION. b. MATERIAL CODE LETTER D: 1. ANODIZE PER AMS2472 OR MIL-A-8625, TYPE II, CLASS 2, DYE BLUE, DUPLEX SEAL PER PROCUREMENT SPECIFICATION. 2. D CODE PARTS TO BE COATED WITH HI
22、GH PURITY ALUMINUM ONLY WILL HAVE THE FINISH CODE LETTER “V” PLACED AFTER THE SIZE CODE IN THE PART NUMBER. THE FINISH WILL BE: COAT WITH HIGH PURITY ALUMINUM PER MIL-DTL-83488, CLASS 3, TYPE II, WITH MAXIMUM COATING THICKNESS OF .0005. GLASS BEAD PEEN PRESSURE SHALL BE 25 psi MAXIMUM. SEE PROCUREME
23、NT SPECIFICATION FOR ADDITIONAL REQUIREMENTS. c. MATERIAL CODE LETTER J - PASSIVATE PER AMS2700, TYPE 6 OR 7. d. MATERIAL CODE LETTER K - PASSIVATE PER AMS2700, TYPE 6 OR 7. e. MATERIAL CODE LETTER R - PASSIVATE PER AMS2700, TYPE 6 OR 7. f. MATERIAL CODE LETTER S - PASSIVATE PER AMS2700, TYPE 6 OR 7
24、. g. MATERIAL CODE LETTER T - ANODIZE PER AMS2488 OR FLUORIDE PHOSPHATE CONVERSION COAT PER AMS2486 WITH COLOR PER PROCUREMENT SPECIFICATION. h. MATERIAL CODE LETTER W: 1. ANODIZE PER AMS2472 OR MIL-A-8625, TYPE II, CLASS 2, DYE BROWN, DUPLEX SEAL PER PROCUREMENT SPECIFICATION. 2. W CODE PARTS TO BE
25、 COATED WITH HIGH PURITY ALUMINUM ONLY WILL HAVE THE FINISH CODE LETTER “V” PLACED AFTER THE SIZE CODE IN THE PART NUMBER. THE FINISH WILL BE: COAT WITH HIGH PURITY ALUMINUM PER MIL-DTL-83488, CLASS 3, TYPE II WITH MAXIMUM COATING THICKNESS OF .0005. GLASS BEAD PEEN PRESSURE SHALL BE 25 psi MAXIMUM.
26、 SEE PROCUREMENT SPECIFICATION FOR ADDITIONAL REQUIREMENTS. /4/ PROCUREMENT SPECIFICATION: AS4841 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MANUFACTURER LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED MANUFACTURER L
27、IST (QML) FOR THIS PRODUCT TYPE. THE QML IS AVAILABLE AT www.eAuditN. /5/ IDENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C OR D, OR METHOD 7A3, 15A3 OR 15B. a. FOR SIZES 06 AND SMALLER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, LETTERS “AS“ AND MATERIAL CODE LETTER. b. FOR SIZES 08 AND LAR
28、GER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, BASIC PART NUMBER AND MATERIAL CODE LETTER. AEROSPACE STANDARD AS5174 SHEET 6 OF 7 REV. E FITTING, UNION AND REDUCER, FLARED 6. INTENDED USE: THIS PART IS DESIGNED FOR USE IN SYSTEMS WITH MAXIMUM OPERATING PRESSURES AS SHOWN IN TABLE 2. TABLE 2 - OPER
29、ATING PRESSURES FOR ASSOCIATED MATERIAL SIZE MATERIAL PSI 02-08 ALUMINUM ALLOY 3000 10-16 ALUMINUM ALLOY 150020-28 ALUMINUM ALLOY 1000 32-48 ALUMINUM ALLOY 600 02-16 STEEL 300020-48 STEEL 1500 02-16 CORROSION RESISTANT STEEL 3000 20-48 CORROSION RESISTANT STEEL 1500 02-16 TITANIUM ALLOY 3000 20-48 T
30、ITANIUM ALLOY 15007. THIS STANDARD IS THE FUNCTIONAL EQUIVALENT OF AN815, AN919, MS24392, AND MS24399 AND IS INTENDED TO BE SUITABLE AS A REPLACEMENT STANDARD. /8/ THE INTERNAL DIAMETERS SHALL END IN A CONICAL END OF 110 MINIMUM INCLUDED ANGLE. /9/ THE HEX CORNERS MAY BE ROUNDED PER ARP1942. /10/ DI
31、MENSION “H” IS DETERMINED BY THE LARGER PORT SIZE. /11/ THE APPROXIMATE REFERENCE WEIGHT IN TABLE 1C IS FOR UNION SIZES. /12/ REDUCER FITTINGS THAT FALL IN THE SHADED AREA OF TABLE 1 SHOULD BE AVOIDED. IF THEY MUST BE USED, SPECIAL ATTENTION SHOULD BE GIVEN TO CLAMPING OR OTHER MEANS TO PROTECT THE
32、SMALLER PORT OR TUBE. 13. WEIGHTS ARE FOR NON-REDUCERS ONLY. REDUCER FITTINGS WILL HAVE LOWER WEIGHTS. 14. INTERPRETATION OF DRAWING PER ARP4296. 15. 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
33、 FLATS MAY BE 250 in Ra. 16. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 17. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1994. 18. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .016, ANGULAR DIMENSIONS 0 DEGREES 30. /19/ EXAMPLE OF PART NUMBER: AS5174 W 08 06
34、 V AEROSPACE STANDARD AS5174 SHEET 7 OF 7 REV. E FITTING, UNION AND REDUCER, FLARED 20. THIS STANDARD IS USED TO IMPLEMENT INTERNATIONAL STANDARDIZATION AGREEMENTS: NATO STANAG 3510 AND ASCC AIR STD 25/6. PLEASE NOTIFY THE FOLLOWING OFFICES WHEN CHANGES ARE MADE OR CONTACT THESE OFFICES PERTAINING T
35、O THESE AGREEMENTS. NORTH ATLANTIC TREATY ORGANIZATION (NATO) STANDARDIZATION AGENCY, “nsahq.nato.int“, TEL - 0032-2-707-5576, FAX - 0032-2-707-5718, 1110 BRUSSELS, BELGIUM AND AIR STANDARDIZATION COORDINATING COMMITTEE, “asccmcaspentagon.af.mil“, TEL - 1 703 696 8452, 1815 N. FORT MYER DRIVE, SUITE
36、 400, ARLINGTON VA 22209-1809, USA. 21. 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 THE LEFT OF THE DOCUMENT TITLE INDICATE
37、S 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. /22/ TITANIUM IS NOT RECOMMENDED FOR USE IN OXYGEN SYSTEMS. /23/ INACTIVE MATERIAL CODES: A. PART NUMBERS WITH MATERIAL CODE LETTER D ARE INACTIVE FOR NEW DESIGN AS OF 2009-02. USE PART NUMBERS WITH MATERIAL CODE LETTER W FOR NEW DESIGN. B. PART NUMBERS WITH MATERIAL CODE LETTER S ARE INACTIVE FOR NEW DESIGN AS OF 2009-02. USE PART NUMBERS WITH MATERIAL CODE LETTER R FOR NEW DESIGN.
