1、SAE Technical Standards Board Rules providethat: “This report is published by SAE to advancethe state oftechnical and engineering sciences.Theuse ofthis reportisentirelyvoluntary, andits applicabilityand suitabilityfor any particularuse,including any patentinfringement arising therefrom,isthe sole r
2、esponsibility of the user.”SAE reviews each technical reportatleastevery five years atwhich timeitmay bereaffirmed,revised, or cancelled.SAE invites yourwritten comments and suggestions.SHEET 1 OF 6AS1912REV.CCopyright 2003 Society of Automotive Engineers, Inc.All rights reserved. No part of this pu
3、blication 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 ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: 724-776-4970 (out
4、side USA)Fax: 724-776-0790 Email: custsvcsae.org SAE WEB ADDRESS: http:/www.sae.orgAEROSPACE STANDARDAS1912REV.CISSUED 1985-08 REVISED 2003-02(R) HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE,CRES REINFORCED, 400 F, 3000 PSI, LIGHTWEIGHT,BEAM SEAL, 45 TO 45CUSTODIAN: SAE G-3/G-3D PROCUREMENT SPECIFICATION:
5、 /13/ AS1339FEDERAL SUPPLY CLASS 4720FIGURE 1 - HOSE AND FITTING DIMENSIONSFIGURE 2 - FITTINGS(ENLARGED VIEW)FIGURE 3 - ABRASION SLEEVE RETENTIONCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-HOSE ASS
6、EMBLY, POLYTETRAFLUOROETHYLENE,CRES REINFORCED, 400 F, 3000 PSI, LIGHTWEIGHT,BEAM SEAL, 45 TO 45AEROSPACE STANDARDAS1912SHEET 2 OF 6AS1912REV.CREV. C(R)FIGURE 4 - FITTING ANGULAR ORIENTATIONFIGURE 5 - ALTERNATE ELBOW CONFIGURATION /21/Copyright SAE International Provided by IHS under license with SA
7、ENot for ResaleNo reproduction or networking permitted without license from IHS-,-HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE,CRES REINFORCED, 400 F, 3000 PSI, LIGHTWEIGHT,BEAM SEAL, 45 TO 45AEROSPACE STANDARDAS1912SHEET 3 OF 6AS1912REV.CREV. C(R)TABLE 1- HOSE AND FITTING DIMENSIONSHOSEASSEMBLYNO. ANDSIZ
8、E CODESIZEREFTHREAD TPER MIL-S-8879REFAMAXB /2/DIAMINCHEXREFEMINEMAXAS1912E .250 .4375-24UNJS-3B 1.90 .135 .56 .450 .550AS1912G .375 .5625-20UNJS-3B 2.35 .240 .69 .517 .600AS1912H .500 .7188-20UNJS-3B 2.50 .340 .88 .513 .675AS1912J .625 .8438-18UNJS-3B 2.70 .410 1.00 .620 .765AS1912K .750 1.0000-16U
9、NJ-3B 3.15 .510 1.125 .760 .874AS1912M 1.000 1.2500-14UNJS-3B 3.50 .760 1.50 .825 .950TABLE 2 - HOSE OR SLEEVE OUTSIDE DIAMETERSSLEEVECODE SLEEVE MATERIALTEMP.LIMITFHOSE ORSLEEVEOUTSIDEDIAMETERS(MAX-MIN)/4/.250HOSE ORSLEEVEOUTSIDEDIAMETERS(MAX-MIN)/4/.375HOSE ORSLEEVEOUTSIDEDIAMETERS(MAX-MIN)/4/.500
10、HOSE ORSLEEVEOUTSIDEDIAMETERS(MAX-MIN)/4/.625HOSE ORSLEEVEOUTSIDEDIAMETERS(MAX-MIN)/4/.750HOSE ORSLEEVEOUTSIDEDIAMETERS(MAX-MIN)/4/1.000 () INDICATES HOSE ONLYNO SLEEVE (SEE AS1339)40-A ABRASION SLEEVE TUBULAR /5/(TFE-AS1291-CODE B)400 .500/.440 .600/.540 .730/.670 .840/.7801.110/1.050 1.400/1.340B
11、ABRASION SLEEVE COIL /6/(NYLON AS1294)275 .450/.390 .550/.490 .695/.635 .810/.7501.080/1.020 1.360/1.300C FIRESLEEVE (AS1072 SIL-FG)(15 min) /7/ /8/ /11/400 .625/.500 .750/.625 .875/.750 1.000/.8751.250/1.125 1.500/1.375E ABRASION SLEEVE SHRINK-ON(FEP) (M23053/11) /10/350 .424/.374 .540/.480 .665/.6
12、15 .790/.7301.070/1.010 1.350/1.290F ABRASION SLEEVE SHRINK-ON(POLYOLEFIN AS1073 - CODE B)/10/275 .450/.400 .560/.505 .695/.645 .810/.7501.080/1.020 1.360/1.300H FIRESLEEVE INTEGRAL SILICONE(15 min) /11/ /12/400 .660/.600 .745/.685 .895/.835 1.005/.9451.240/1.160 1.515/1.455K INTEGRAL ABRASION SLEEV
13、E /9/(BRAIDED) POLYESTER300 .490/.444 .570/.535 .695/.650 .800/.7601.070/1.030 1.350/1.310L ABRASION SLEEVE COIL /6/(PTFE-AS1293)400 .500/.440 .600/.540 .730/.670 .862/.8021.110/1.050 1.400/1.340TABLE 3 - HOSE ASSEMBLY LENGTH TOLERANCESHOSE ASSEMBLY LENGTH TOLERANCEUNDER 18 in .125 in18 TO 36 in EXC
14、LUSIVE .250 in36 TO 50 in EXCLUSIVE .500 in50 in AND OVER 1%Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE,CRES REINFORCED, 400 F, 3000 PSI, LIGHTWEIGHT,BEAM SEA
15、L, 45 TO 45AEROSPACE STANDARDAS1912SHEET 4 OF 6AS1912REV.CREV. C(R)TABLE 4 - WEIGHTSHOSEORSLEEVECODE HOSE OR TYPE SLEEVE UNITSREFERENCEWEIGHTLB/IN/22/HOSESIZE.250REFERENCEWEIGHTLB/IN/22/HOSESIZE.375REFERENCEWEIGHTLB/IN/22/HOSESIZE.500REFERENCEWEIGHTLB/IN/22/HOSESIZE.625REFERENCEWEIGHTLB/IN/22/HOSESI
16、ZE.750REFERENCEWEIGHTLB/IN/22/HOSESIZE1.000-ABHOSE ONLYABRASION SLEEVE(TFE-AS1291-B)ABRASION SLEEVE(NYLON AS1294)LB/INLB/INLB/IN.009.003.001.015.004.002.020.004.003.027.005.003.058.007.004.085.009.005CEFFIRESLEEVE (15 min)AS1072ABRASION SLEEVE(FEP)ABRASION SLEEVE(AS1073B)LB/INLB/INLB/IN.007.002.002.
17、009.003.003.011.003.003.012.005.004.017.006.005.021.007.006HKLFIRESLEEVE INTEGRAL(15 min) ON HOSEABRASION SLEEVEPOLYESTER WITHHOSEABRASION SLEEVE(PTFE-AS1293)LB/INLB/INLB/IN.019.012.003.027.016.004.035.022.005.047.030.005.099.060.006.117.090.007NONE FIRESLEEVE CLAMP/24/LB/EA .025 .025 .025 .026 .026
18、 .033NONE FITTING END (45)/24/LB/EA .065 .095 .160 .240 .420 .700TABLE 5 - SLEEVE LENGTHSHOSE SIZE LENGTH (in).250/.375.500/.625.750/1.0002.00 .252.50 .253.00 .25TABLE 6 - SPHERICAL BALL SIZE FOR DETERMININGMINIMUM HOSE ASSEMBLY ID /2/HOSE SIZE ELBOW FITTINGEGH.115.204.289JKM.349.434.646Copyright SA
19、E International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE,CRES REINFORCED, 400 F, 3000 PSI, LIGHTWEIGHT,BEAM SEAL, 45 TO 45AEROSPACE STANDARDAS1912SHEET 5 OF 6AS1912REV.CREV. C(R)NOTES
20、/1/ LENGTH “L” IS A THREE DIGIT NUMBER OF WHICH THE FIRST TWO DIGITS DESCRIBE THE HOSE ASSEMBLY LENGTH IN WHOLE INCHES, AND THE THIRD DIGIT, THE FRACTION OF AN INCH IN EIGHTHS. LENGTH “L” IS MEASURED FROM OUTER CORNER OF SEALING SURFACE TO OUTER CORNER OF SEALING SURFACE AS SHOWN IN FIGURE 1. FOR L
21、ENGTH INCREMENTS AND TOLERANCES SEE TABLE 3./2/ A TRUE CIRCULAR CROSS SECTION IS NOT REQUIRED THROUGH THE FITTING I.D. HOWEVER, THE APPLICABLE BALL DIAMETER LISTED IN TABLE 6 SHALL PASS THROUGH THE END FITTING AFTER IT IS ASSEMBLED TO THE HOSE./3/ STANDARD COUPLING NUTS SHALL MATE WITH MIL-F-85421 F
22、ITTING ENDS. NONSTANDARD COUPLING NUTS MAY BE USED, PROVIDED THEY ARE DIMENSIONALLY AND FUNCTIONALLY EQUIVALENT AND PROVIDED THEY CANNOT BE REMOVED FROM THE FITTING. NUTS SHALL MEET TORQUE TEST REQUIREMENTS PER AS1339 EXCEPT TORQUE VALUES SHALL BE PER MIL-F-85421. THE THREAD AND ALL INTERNAL SURFACE
23、S SHALL BE DRY-FILM LUBRICATED WITH MIL-PRF-46010 TYPE I COATING. ALL EXTERNAL SURFACES MAY BE DRY-FILM COATED./4/ DIAMETERS ARE LISTED FOR CLAMP SELECTION. TUBULAR SLEEVES MAY NOT BE A PERFECT ROUND AND SHALL BE MEASURED WITH A DIAMETER TAPE RULER (OFTEN REFERRED TO AS PI-TAPE)./5/ TUBULAR ABRASION
24、 (TFE) SLEEVES SHALL HAVE AN I.D. NO GREATER THAN HOSE O.D. +.05 in. AXIAL MOVEMENT OF THE SLEEVE INSTALLED ON THE HOSE SHALL NOT EXCEED .05 in. ENDS OF THE TUBULAR SLEEVE SHALL BE TERMINATED WITH A LENGTH OF M23053/11 (FEP) CLASS 1 OR 2, COLOR CLEAR, PER TABLE 5 AND FIGURE 3./6/ COIL ABRASION SLEEV
25、ES, WHEN ASSEMBLED ON A STRAIGHT HOSE, SHALL HAVE AN AVERAGE GAP BETWEEN COILS NOT EXCEEDING .05 in. DISPLACEMENT OF THE COILS OF THE SLEEVE, CAUSING A GREATER GAP, SHALL NOT BE CAUSE FOR REJECTION IF THE COILS CAN BE REPOSITIONED TO MEET THE GAP REQUIREMENTS. ENDS OF THE COIL SLEEVE SHALL BE TERMIN
26、ATED WITH A LENGTH OF HEAT SHRINKABLE SLEEVING IN ACCORDANCE WITH TABLE 5 AND FIGURE 3. CODE “B” (NYLON COIL) ABRASION SLEEVES SHALL BE TERMINATED WITH M23053/5, CLASS 1 OR 3, COLOR BLACK. CODE “L” (COIL ABRASION) SLEEVES SHALL BE TERMINATED WITH M23053/12A, CLASS 1, COLOR TRANSPARENT, PTFE. (OPTION
27、AL M23053/11 (FEP) CLASS 1 OR 2, COLOR CLEAR.)/7/ THE TABLE 2 SLEEVE DIAMETERS FOR AS1072 SLEEVE APPLIES 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./8/ THE CUT ENDS OF THE FIRESLEEVE SHALL BE COA
28、TED WITH RTV SILICONE RUBBER, PRIOR TO INSTALLATION, TO PREVENT WICKING OF FLUIDS. THE FIRESLEEVE ENDS 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
29、 SILICONE RUBBER./9/ INTEGRAL ABRASION SLEEVE SHALL FORM AN INTEGRAL, PERMANENT PART OF THE HOSE AND SHALL TERMINATE A MAXIMUM OF .200 in FROM THE END OF THE COLLAR./10/ FEP PER M23053/11 AND POLYOLEFIN PER AS1073-CODE B SHRINK ABRASION SLEEVES SHALL BE SHRUNK TO A SNUG FIT OVER THE HOSE AND END FIT
30、TING COLLARS./11/ ADD “AS1055 TYPE IIb CLASS B-S/P” OR “AS150 TYPE IX bB” TO IDENTIFICATION MARKING TO SHOW LEVEL OF COMPLIANCE. “FIRE-PROOF” (15 min) WITH AS1055./12/ THE ENDS OF THE INTEGRAL FIRESLEEVE AND FITTING SOCKET/COLLAR MAY BE COVERED WITH A SILICONE CUFF OR MOLDED AS REQUIRED TO COMPLY WI
31、TH /11/./13/ THIS HOSE ASSEMBLY SHALL BE QUALIFIED IN ACCORDANCE WITH PROCUREMENT SPECIFICATION AS1339. USERS OF THIS STANDARD ARE ADVISED TO CONTROL SOURCE APPROVAL(S) BY STANDARD PAGE SUPPLEMENT SHEET OR SIMILAR MEANS.CHANGE-OVER FROM USER-QPL TO PRI-QPL SHALL BE PERFORMED IN ACCORDANCE WITH AS133
32、9E AND COMPLETED BY MARCH 1, 2002. USERS OF THIS STANDARD SHALL PROCURE THE PRODUCT FROM ACCREDITED MANUFACTURERS, OR THEIR ACCREDITED DISTRIBUTORS, AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST PRI-QPL-AS1339 FOR THIS STANDARD.14. MATERIALS: HOSE AND FITTINGS - PER AS1
33、339.15. CONSTRUCTION AND PERFORMANCE: AS1339 FITTINGS SHALL BE PERMANENTLY ATTACHED TO THE HOSE.16. OPERATING CHARACTERISTICS: SEE AS1339.17. DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1982.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking p
34、ermitted without license from IHS-,-HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE,CRES REINFORCED, 400 F, 3000 PSI, LIGHTWEIGHT,BEAM SEAL, 45 TO 45AEROSPACE STANDARDAS1912SHEET 6 OF 6AS1912REV.CREV. C(R)18. DIMENSIONS IN INCHES, UNLESS OTHERWISE SPECIFIED.TOLERANCES: LINEAR DIMENSIONS .010, ANGULAR DIMENSI
35、ONS 2.19. MARKING SHALL BE PER AS1339 ON A STAINLESS STEEL BAND NOT OVER 1.0 in WIDE, OR ON THE COLLAR, THE CHARACTERS SHALL BE A MINIMUM OF .063 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 SUFFICIENT STRENG
36、TH TO PREVENT REMOVAL BY HAND. HOSE ASSEMBLY DATE AND “PT” SYMBOL SHALL BE ELECTROETCHED OR STAMPED ON THE BAND OR ON AN END FITTING OR A FIRESLEEVE CLAMP./20/ LOCKWIRE HOLES, LOCATION, AND DIAMETER PER AS1043. LOCKWIRE HOLE DESIGNATION IS AS FOLLOWS:a. X = NONEb. U = TWO HOLES, 180 APARTc. W = THRE
37、E HOLES, 120 APART/21/ ALTERNATE FORGED CONFIGURATION MAY BE USED PROVIDED ALL DIMENSIONAL AND WEIGHT REQUIREMENTS ARE MET.22. EXAMPLE OF PART NUMBER:/23/ THE FITTINGS ORIENTATION DASH NUMBER IS A THREE DIGIT NUMBER DEFINING THE RELATIVE POSITION OF THE END FITTINGS IN 1 INCREMENTS (EXAMPLE: 090 = 9
38、0). FITTING ORIENTATION SHALL BE MEASURED COUNTERCLOCKWISE FROM THE NEAREST END FITTING, WHICH SHALL BE IN THE RELATIVE 000 POSITION (SEE FIGURE 3). WHEN END FITTINGS ARE POINTED IN THE SAME DIRECTION, THIS DASH NUMBER SHALL BE 000./24/ FIRESLEEVE CLAMP AND FITTING END ARE IN POUNDS EACH.25. THE CHA
39、NGE 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 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-,-
