1、Copyright 2004 SAE InternationalAll 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, orotherwise, without the prior written permission of SAE.TO PLACE A DOCUMENT
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3、ofthis reportisentirelyvoluntary, andits applicabilityand suitabilityfor any particularuse,including any patentinfringement arising therefrom,isthe sole responsibility of the user.”SAE reviews each technical reportatleastevery five years atwhich timeitmay bereaffirmed,revised, or cancelled.SAE invit
4、es yourwritten comments and suggestions.SHEET 1 OF 5AS4571REV.BTHIRD ANGLE PROJECTIONAEROSPACE STANDARDAS4571REV. BISSUED 1992-06 REVISED 2001-01 REAFFIRMED 2004-06(R) HOSE ASSEMBLY, PTFE, PARA-ARAMID REINFORCED,STANDARD DUTY, 3000 PSI, 275 F, TITANIUMFITTINGS, FLARELESS, 45 TO 90CUSTODIAN: SAE G-3/
5、G-3D PROCUREMENT SPECIFICATION: AS1975 /2/FEDERAL SUPPLY CLASS 4720FIGURE 1 - HOSE ASSEMBLY, 45 ELBOW TO 90 ELBOWFIGURE 2 - ELBOWS ORIENTATIONCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-(R) HOSE AS
6、SEMBLY, PTFE, PARA-ARAMID REINFORCED,STANDARD DUTY, 3000 PSI, 275 F, TITANIUMFITTINGS, FLARELESS, 45 TO 90AEROSPACE STANDARDAS4571SHEET 2 OF 5AS4571REV.BREV. BTABLE1 - ASSEMBLY DIMENSIONSHOSEASSEMBLYNO. & SIZECODEHOSESIZETHREADTPER AS8879(REF)HOSEIDMINA1MAXA2MAXBGAGEBASICD1D2E /8/ MAXWITHOUTSLEEVING
7、F HEX(REF)G1MING1MAXG2MING2MAXSPHERICALBALL SIZEFORDETERMININGMINIMUMHOSEASSEMBLY ID /7/INAS4571E.250.4375-20UNJF-3B.2122.1601.880.2930.11.16.69.56.350.475.645.770.115AS4571G.375.5625-18UNJF-3B.2982.4602.180.4120.12.16.80.69.375.500.715.840.204AS4571H.500.7500-16UNJF-3B.3912.7402.530.5600.13.19.97.8
8、8.435.560.845.970.289AS4571J.625.8750-14UNJF-3B.4853.7853.375.6730.14.201.151.00.545.6701.0851.210.349AS4571K.7501.0625-12UNJ-3B.6024.0653.940.8100.16.231.381.25.580.7051.2751.400.434AS4571M1.0001.3125-12UNJ-3B.8524.6454.4851.0620.21.301.661.50.715.8401.5001.625.646AS4571N1.2501.5625-12UNJ-3B1.1005.
9、5855.2251.3160.03.042.331.81.750.8751.7001.825.816AS4571P1.500TBDTBDTBDTBDTBDTBDTBDTBDTBDTBDTBDTBDTBDTBDTABLE 2 - HOSE ORSLEEVE OUTSIDE DIAMETERSLEEVECODESLEEVEMATERIALTEMPLIMITFTOLERANCEHOSESIZE/10/.250HOSESIZE/10/.375HOSESIZE/10/.500HOSESIZE/10/.625HOSESIZE/10/.750HOSESIZE/10/1.000HOSESIZE/10/1.25
10、0HOSESIZE/10/1.500-BRAIDED HOSE ONLYPER AS1975275MAXMIN.465.405.555 .495.710 .650.920.8501.075 .9951.365 1.2851.6601.580TBD TBDAFIRESLEEVE (AS1072 SIL FG)(5 min) /11/ /12/275MAXMIN.840.658.970 .7881.150 .9681.3801.1981.590 1.3181.750 1.5681.9501.768TBD TBDBFIRESLEEVE INTEGRAL SILICONE(5 min) /8/275M
11、AXMINTBDTBDTBDTBDTBDTBDTBDTBDCPROTECTIVE SLEEVESHRINK-ON (POLYOLEFINAS1073CODEB)/21/275MAXMIN.520.450.620 .550.795 .7251.000.9201.170 1.0601.460 1.350TBDTBDCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS
12、-,-(R) HOSE ASSEMBLY, PTFE, PARA-ARAMID REINFORCED,STANDARD DUTY, 3000 PSI, 275 F, TITANIUMFITTINGS, FLARELESS, 45 TO 90AEROSPACE STANDARDAS4571SHEET 3 OF 5AS4571REV.BREV. BNOTES:1. MATERIALS:a. HOSE AND FITTINGS - PER AS1975b. SLEEVES - SEE APPLICABLE STANDARDS, TABLE 2/2/ THIS PRODUCT SHALL BE QUA
13、LIFIED IN ACCORDANCE WITH PROCUREMENT SPECIFICATION AS1975 CLASS 3000. USERS OF THIS STANDARD SHALL PROCURE THIS PRODUCT FROM ACCREDITED MANUFACTURER(S), OR THEIR ACCREDITED DISTRIBUTOR(S), AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST PRI-QPL-AS1975 CLASS 3000 FOR THIS
14、 STANDARD. CHANGE-OVER FROM USER-QPL TO PRI-QPL SHALL BE IN ACCORDANCE WITH AS1975 REVISION C OR HIGHER AND BE COMPLETED WITHIN SIX MONTHS FROM THE DATE OF ISSUE OF THIS STANDARD.3. CONSTRUCTION AND PERFORMANCE PER AS1975 CLASS 3000. FITTINGS SHALL BE PERMANENTLY ATTACHED TO THE HOSE.4. OPERATING CH
15、ARACTERISTICS PER AS1975.5. MARKING SHALL BE PER AS1975 ON A STAINLESS STEEL BAND NOT OVER 1.0 in WIDE OR ON THE COLLAR. THE CHARACTERS SHALL BE A MINIMUM OF .06 in HIGH. THE BAND SHALL BE SO DESIGNED AS TO REMAIN TIGHT ON THE HOSE TO PREVENT RELATIVE MOVEMENT AND RESULTANT CHAFING. IT SHALL BE OF S
16、UFFICIENT STRENGTH TO PREVENT REMOVAL BY HAND. HOSE ASSEMBLY DATE AND “PT” SYMBOL SHALL BE PERMANENTLY MARKED ON THE BAND OR ON AN END FITTING OR A FIRESLEEVE CLAMP. MARKING BAND SHALL BE COVERED WITH TRANSPARENT POLYOLEFIN SHRINK SLEEVE PER AS1073 CODE A.TABLE 3 - ASSEMBLY LENGTH TOLERANCEHOSE ASSE
17、MBLY LENGTH TOLERANCEUNDER 18 in .125 in18 THRU 36 in EXCLUSIVE .250 in36 THRU 50 in EXCLUSIVE .500 in50 in AND OVER 1%TABLE 4 - HOSE AND FITTING WEIGHTSHOSEORSLEEVECODE HOSE OR TYPE OR PART UNITSHOSESIZE.250HOSESIZE.375HOSESIZE.500HOSESIZE.625HOSESIZE.750HOSESIZE1.000HOSESIZE1.250HOSESIZE1.500- BRA
18、IDED HOSE ONLY PER AS1975 LB/IN (MAX) .006 .008 .012 .020 .025 .040 .050 TBDA FIRESLEEVE AS1072 (5 minPER AS1055) /15/LB/INB FIRESLEEVE INTEGRAL WITHHOSE (5 min PER AS1055) /15/LB/INC PROTECTIVE SLEEVE SHRINK-ON(POLYOLEFIN AS1073, CODE B) /21/LB/IN .001 .001 .001 .002 .002 .003 TBD TBDNONE FIRESLEEV
19、E CLAMP LB/EA (REF) .020 .020 .021 .021 .025 .025 .032 TBDNONE FITTING END (45) TITANIUM /16/ LB/EA (REF) .066 .110 .154 .285 .500 .890 TBD TBD /9/NONE FITTING END (90) TITANIUM /16/ LB/EA (REF) .077 .121 .176 .310 .560 .950 TBD TBD /9/Copyright SAE International Provided by IHS under license with S
20、AENot for ResaleNo reproduction or networking permitted without license from IHS-,-(R) HOSE ASSEMBLY, PTFE, PARA-ARAMID REINFORCED,STANDARD DUTY, 3000 PSI, 275 F, TITANIUMFITTINGS, FLARELESS, 45 TO 90AEROSPACE STANDARDAS4571SHEET 4 OF 5AS4571REV.BREV. B/6/ LENGTH “L” IS A THREE DIGIT NUMBER OF WHICH
21、 THE FIRST TWO DIGITS DESCRIBE THE HOSE ASSEMBLY LENGTH IN WHOLE INCHES, AND THE FOURTH DIGIT, THE FRACTION OF AN INCH IN EIGHTHS. LENGTH “L” IS MEASURED FROM “GAGE DIAMETER” TO “GAGE DIAMETER”. FOR LENGTH TOLERANCES SEE TABLE 3. TO CONVERT “GAGE DIAMETER” TO “GAGE DIAMETER” TO “END TO END” MEASUREM
22、ENT, ADD “D1” TO LENGTH “L”./7/ A TRUE CIRCULAR CROSS SECTION IS NOT REQUIRED THROUGH THE FITTING ID. HOWEVER, THE APPLICABLE MINIMUM BALL DIAMETER LISTED IN TABLE 1 MUST BE CAPABLE OF PASSING THROUGH THE HOSE ASSEMBLY./8/ DISTANCE ACROSS CORNERS OF THE HEX MAY EXCEED THIS DIMENSION./9/ FITTING END
23、IN SIZE CODES E THROUGH M MUST CONFORM TO NAS1760 TO MATE WITH AS33514 OR AS4375. FITTING END FOR SIZE CODE N AND LARGER MUST CONFORM TO AS4703 TO MATE WITH AS4658 OR AS4659. STANDARD COUPLING NUTS SHALL BE IN ACCORDANCE WITH OR EQUIVALENT TO AS5234 OR AS4370. SIZE CODE N AND LARGER NUTS SHALL CONFO
24、RM TO AS4660 OR AS4702. NUTS SHALL MEET THE TORQUE REQUIREMENTS PER AS1975./10/ DIAMETERS ARE LISTED FOR CLAMP SELECTION. TUBULAR SLEEVES MAY NOT BE A PERFECT ROUND AND SHALL BE MEASURED WITH A DIAMETER TAPE RULE (OFTEN REFERRED TO AS A PI-TAPE)./11/ THE TABLE 2 SLEEVE DIAMETERS FOR AS1072 SLEEVES A
25、PPLY WHEN THE SLEEVE IS COMPRESSED, OR CLAMPED, TO CONTACT THE HOSE. IN THIS CASE, A WRINKLE MAY OCCUR OVER APPROXIMATELY 10% OF THE SLEEVE CIRCUMFERENCE./12/ THE CUT ENDS OF THE FIRESLEEVE SHALL BE COATED WITH RTV SILICONE RUBBER PRIOR TO INSTALLATION TO PREVENT WICKING OF FLUIDS. THE FIRESLEEVE EN
26、DS SHALL BE SECURED TO THE HOSE ASSEMBLY END FITTINGS WITH CORROSION RESISTANT STEEL BANDS. AFTER INSTALLATION, CRACKS OR VOIDS IN THE FIRESLEEVE, WHICH EXPOSE THE FIBERGLASS, SHALL BE COATED WITH RTV SILICONE RUBBER./13/ THE END OF THE INTEGRAL FIRESLEEVE SHALL BE COVERED WITH SILICONE EXTENDING OV
27、ER THE END FITTING COLLAR.14. ADD “AS1055 TYPE Ib CLASS A-S/P” OR “AS150 TYPE XIII” TO IDENTIFICATION MARKING TO SHOW LEVEL OF COMPLIANCE, “FIRE RESISTANT” 275 F (5 min), WITH AS1055 OR AS150./15/ WHEN FIRESLEEVES ARE REQUIRED, WEIGHT LIMITS SHALL BE DEFINED BY THE PROCURING ACTIVITY./16/ TITANIUM P
28、ARTS MAY BE REPLACED WITH STAINLESS STEEL IF MAXIMUM WEIGHT FOR FITTING IS NOT EXCEEDED AND THE STAINLESS STEEL COMPONENTS HAVE BEEN PREVIOUSLY QUALIFIED.17. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1994.18. THE FITTING ORIENTATION DASH NUMBER IS A THREE DIGIT NUMBER DEFINING THE RELATIVE POSITION
29、OF THE END FITTINGS IN 1 INCREMENTS (EXAMPLE 090 = 90). FITTING ORIENTATION SHALL BE MEASURED COUNTERCLOCKWISE FROM THE NEAREST END FITTING, WHICH SHALL BE IN THE RELATIVE 000 POSITION (SEE FIGURE 2). WHEN END FITTINGS ARE POINTED IN THE SAME DIRECTION, THIS DASH NUMBER SHALL BE 000.19. SAFETY WIRE
30、HOLES LOCATION AND DIAMETER PER AS1043 CODED AS FOLLOWS:a. U = TWO HOLES 180 APARTb. W = THREE HOLES 120 APART20. THIS PART STANDARD TAKES PRECEDENCE IN CASES OF CONFLICT.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without l
31、icense from IHS-,-(R) HOSE ASSEMBLY, PTFE, PARA-ARAMID REINFORCED,STANDARD DUTY, 3000 PSI, 275 F, TITANIUMFITTINGS, FLARELESS, 45 TO 90AEROSPACE STANDARDAS4571SHEET 5 OF 5AS4571REV.BREV. B21. EXAMPLE OF PART NUMBER:22. ALL ASSEMBLIES PROCURED TO THIS STANDARD PRIOR TO REVISION B CAN BE UTILIZED FOR
32、EITHER CLASS 3000 OR CLASS 4000 SYSTEM APPLICATIONS. ALL FUTURE PROCUREMENTS TO THIS STANDARD SHALL BE FOR CLASS 3000 ONLY. REFER TO AS4583 FOR PROCUREMENT OF CLASS 4000 HOSE ASSEMBLIES.23. THE CHANGE BAR ( l ) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TEC
33、HNICAL 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.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-
