1、 AEROSPACE STANDARD HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE,METAL BRAID, MEDIUM PRESSURE, FLARED, 45 TO 90 AS644Copyright 2011 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, me
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3、ED 2011-06THIRD ANGLE PROJECTION CUSTODIAN: SAE G-3/G-3D REV.A FEDERAL SUPPLY CLASS AS644 SHEET 1 OF 8 REV. A PROCUREMENT SPECIFICATION: /15/ AS1946SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineeringsciences.The useofthis rep
4、ortisentirelyvoluntary, andits applicability and suitability forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreportat least every five years at which time itmay bereaffirmed,revised,orcancelled.SAE invites yourwr
5、ittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS644A RATIONALE ESTABLISH CUFF DIMENSIONAL REQUIREMENTS FOR INTEGRAL FIRE SLEEVE ON HOSE AND SLEEVE CODE H & J CONFIGURATIONS, FOR STANDARIZATION PURP
6、OSES. FIGURE 1 - HOSE ASSEMBLY FIGURE 2 - ABRASION SLEEVE ATTACHMENT /7/ /8/ FIGURE 3 - FITTING ANGULAR ORIENTATION /26/ AEROSPACE STANDARD AS644 SHEET 2 OF 8 REV. A HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, METAL BRAID, MEDIUM PRESSURE, FLARED, 45 TO 90 FIGURE 4 SEE TABLE 7 /27/ TABLE 1 - DIMENSIONS
7、HOSE ASSEMBLY NO. & SIZE /24/ HOSE SIZE (REF) FITTING TYPE /25/ FITTING MATL /5/ THREAD T PER AS8879 (REF) HOSE ID MIN (REF) A1 MAX A2 MAX C MIN BALLDIA /16/ E MAX WITHOUT SLEEVING /17/F HEX (REF) G 1 MIN G1 MAX G2 MIN G2 MAX AS644D (-03) AS644D (-03) AS644D (-03) .188 .188 .188 - S E - CRES AL TI C
8、RES AL TI - .3750-24UNJF-3B.3750-24UNJF-3B.3750-24UNJF-3B.4375-20UNJF-3B.4375-20UNJF-3B.4375-20UNJF-3B- .110 .110 .110 .110 .110 .110 - 1.63 1.63 1.63 1.92 1.92 1.92 - 1.56 1.56 1.56 1.56 1.56 1.56 - .068 .068 .068 .068 .068 .068 - .49 .49 .49 .49 .49 .49 - .500 .500 .500 .562 .562 .562 - .263 .263
9、263 .302 .302 .302 - .388 .388 .388 .427 .427 .427 - .510 .510 .510 .510 .510 .510 - .680 .680 .680 .635 .635 .635 AS644E (-04) AS644E (-04) AS644E (-04) .250 .250 .250 R S E CRES AL TI CRES AL TI CRES AL TI .3750-24UNJF-3B.3750-24UNJF-3B.3750-24UNJF-3B.4375-20UNJF-3B.4375-20UNJF-3B.4375-20UNJF-3B.
10、5000-20UNJF-3B.5000-20UNJF-3B.5000-20UNJF-3B.173 .173 .173 .173 .173 .173 .173 .173 .173 1.92 1.92 1.92 1.92 1.92 1.92 1.94 1.94 1.94 1.56 1.56 1.56 1.56 1.56 1.56 1.62 1.62 1.62 .068 .068 .068 .112 .112 .112 .112 .112 .112 .55 .55 .55 .55 .55 .55 .55 .55 .55 .500 .500 .500 .562 .562 .562 .625 .625
11、625 .302 .302 .302 .302 .302 .302 .314 .314 .314 .427 .427 .427 .427 .427 .427 .445 .445 .445 .510 .510 .510 .560 .560 .560 .560 .560 .560 .685 .685 .685 .685 .685 .685 .840 .840 .840 AS644F (-05) AS644F (-05) AS644F (-05) .313 .313 .313 R S E CRES AL TI CRES AL TI CRES AL TI .4375-20UNJF-3B.4375-2
12、0UNJF-3B.4375-20UNJF-3B.5000-20UNJF-3B.5000-20UNJF-3B.5000-20UNJF-3B.5625-18UNJF-3B.5625-18UNJF-3B.5625-18UNJF-3B.235 .235 .235 .235 .235 .235 .235 .235 .235 1.94 1.94 1.94 1.94 1.94 1.94 2.11 2.11 2.11 1.62 1.62 1.62 1.62 1.62 1.62 1.81 1.81 1.81 .112 .112 .112 .164 .164 .164 .164 .164 .164 .63 .63
13、 .63 .63 .63 .63 .63 .63 .63 .562 .562 .562 .625 .625 .625 .688 .688 .688 .314 .314 .314 .314 .314 .314 .369 .369 .369 .445 .445 .445 .445 .445 .445 .494 .494 .494 .560 .560 .560 .635 .635 .635 .635 .635 .635 .840 .840 .840 .840 .840 .840 .885 .885 .885 AS644G (-06) AS644G (-06) AS644G (-06) .375 .3
14、75 .375 R S E CRES AL TI CRES AL TI CRES AL TI .5000-20UNJF-3B.5000-20UNJF-3B.5000-20UNJF-3B.5625-18UNJF-3B.5625-18UNJF-3B.5625-18UNJF-3B.7500-16UNJF-3B.7500-16UNJF-3B.7500-16UNJF-3B.298 .298 .298 .298 .298 .298 .298 .298 .298 2.11 2.11 2.11 2.11 2.11 2.11 2.36 2.36 2.36 1.81 1.81 1.81 1.81 1.81 1.8
15、1 1.99 1.99 1.99 .164 .164 .164 .218 .218 .218 .218 .218 .218 .70 .70 .70 .70 .70 .70 .70 .70 .70 .625 .625 .625 .688 .688 .688 .875 .875 .875 .369 .369 .369 .369 .369 .369 .445 .445 .445 .494 .494 .494 .494 .494 .494 .632 .632 .632 .635 .635 .635 .700 .700 .700 .700 .700 .700 .885 .885 .885 .885 .8
16、85 .885 1.0601.0601.060AEROSPACE STANDARD AS644 SHEET 3 OF 8 REV. A HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, METAL BRAID, MEDIUM PRESSURE, FLARED, 45 TO 90 HOSE ASSEMBLY NO. & SIZE /24/ HOSE SIZE (REF) FITTING TYPE /25/ FITTING MATL /5/ THREAD T PER AS8879 (REF) HOSE ID MIN (REF) A1 MAX A2 MAX C MIN
17、BALLDIA /16/ E MAX WITHOUT SLEEVING /17/F HEX (REF) G 1 MIN G1 MAX G2 MIN G2 MAX AS644H (-08) AS644H (-08) AS644H (-08) .500 .500 .500 R S E CRES AL TI CRES AL TI CRES AL TI .5625-18UNJF-3B.5625-18UNJF-3B.5625-18UNJF-3B.7500-16UNJF-3B.7500-16UNJF-3B.7500-16UNJF-3B.8750-14UNJF-3B.8750-14UNJF-3B.8750-
18、14UNJF-3B.391 .391 .391 .391 .391 .391 .391 .391 .391 2.36 2.36 2.36 2.36 2.36 2.36 2.73 2.73 2.73 1.99 1.99 1.99 1.99 1.99 1.99 2.38 2.38 2.38 .218 .218 .218 .289 .289 .289 .289 .289 .289 .83 .83 .83 .83 .83 .83 .83 .83 .83 .688 .688 .688 .875 .875 .875 1.000 1.000 1.000 .445 .445 .445 .445 .445 .4
19、45 .501 .501 .501 .632 .632 .632 .632 .632 .632 .688 .688 .688 .700 .700 .700 .810 .810 .810 .810 .810 .810 1.0601.0601.0601.0601.0601.0601.3411.3411.341AS644J (-10) AS644J (-10) AS644J (-10) .625 .625 .625 R S E CRES AL TI CRES AL TI CRES AL TI .7500-16UNJF-3B.7500-16UNJF-3B.7500-16UNJF-3B.8750-14U
20、NJF-3B.8750-14UNJF-3B.8750-14UNJF-3B1.0625-12UNJ-3B1.0625-12UNJ-3B1.0625-12UNJ-3B.485 .485 .485 .485 .485 .485 .485 .485 .485 2.73 2.73 2.73 2.73 2.73 2.73 3.15 3.15 3.15 2.38 2.38 2.38 2.38 2.38 2.38 2.99 2.99 2.99 .289 .289 .289 .366 .366 .366 .366 .366 .366 .97 .97 .97 .97 .97 .97 .97 .97 .97 .87
21、5 .875 .875 1.000 1.000 1.000 1.250 1.250 1.250 .501 .501 .501 .501 .501 .501 .588 .588 .588 .688 .688 .688 .688 .688 .688 .775 .775 .775 .810 .810 .810 1.091 1.091 1.091 1.091 1.091 1.091 1.3411.3411.3411.3411.3411.3411.5911.5911.591AS644K (-12) AS644K (-12) AS644K (-12) .750 .750 .750 R S E CRES A
22、L TI CRES AL TI CRES AL TI .8750-14UNJF-3B.8750-14UNJF-3B.8750-14UNJF-3B1.0625-12UNJ-3B1.0625-12UNJ-3B1.0625-12UNJ-3B1.3125-12UNJ-3B1.3125-12UNJ-3B1.3125-12UNJ-3B.615 .615 .615 .615 .615 .615 .615 .615 .615 3.15 3.15 3.15 3.15 3.15 3.15 3.44 3.44 3.44 2.99 2.99 2.99 2.99 2.99 2.99 3.24 3.24 3.24 .36
23、6 .366 .366 .466 .466 .466 .466 .466 .466 1.17 1.17 1.17 1.17 1.17 1.17 1.17 1.17 1.17 1.000 1.000 1.000 1.250 1.250 1.250 1.500 1.500 1.500 .588 .588 .588 .588 .588 .588 .609 .609 .609 .775 .775 .775 .775 .775 .775 .857 .857 .857 1.091 1.091 1.091 1.341 1.341 1.341 1.341 1.341 1.341 1.5911.5911.591
24、1.5911.5911.5911.7151.7151.715AS644M (-16) AS644M (-16) AS644M (-16) 1.000 1.000 1.000 R S E CRES AL TI CRES AL TI CRES AL TI 1.0625-12UNJ-3B1.0625-12UNJ-3B1.0625-12UNJ-3B1.3125-12UNJ-3B1.3125-12UNJ-3B1.3125-12UNJ-3B1.6250-12UNJ-3B1.6250-12UNJ-3B1.6250-12UNJ-3B.851 .851 .851 .851 .851 .851 .851 .851
25、 .851 3.44 3.44 3.44 3.44 3.44 3.44 3.97 3.97 3.97 3.24 3.24 3.24 3.24 3.24 3.24 3.68 3.68 3.68 .466 .466 .466 .661 .661 .661 .661 .661 .661 1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.250 1.250 1.250 1.500 1.500 1.500 1.812 1.812 1.812 .609 .609 .609 .609 .609 .609 .697 .697 .697 .857 .857 .857
26、857 .857 .857 1.017 1.017 1.017 1.341 1.341 1.341 1.465 1.465 1.465 1.465 1.465 1.465 1.7151.7151.7151.7151.7151.7152.1222.1222.122AS644N (-20) AS644N (-20) AS644N (-20) 1.250 1.250 1.250 R S E CRES AL TI CRES AL TI CRES AL TI 1.3125-12UNJ-3B1.3125-12UNJ-3B1.3125-12UNJ-3B1.6250-12UNJ-3B1.6250-12UNJ
27、3B1.6250-12UNJ-3B1.8750-12UNJ-3B1.8750-12UNJ-3B1.8750-12UNJ-3B1.101 1.101 1.101 1.101 1.101 1.101 1.101 1.101 1.101 3.97 3.97 3.97 3.97 3.97 3.97 4.34 4.34 4.34 3.68 3.68 3.68 3.68 3.68 3.68 4.17 4.17 4.17 .661 .661 .661 .850 .850 .850 .850 .850 .850 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 1.5
28、00 1.500 1.500 1.812 1.812 1.812 2.125 2.125 2.125 .697 .697 .697 .697 .697 .697 .785 .785 .785 1.017 1.017 1.017 1.017 1.017 1.017 1.127 1.127 1.127 1.465 1.465 1.465 1.747 1.747 1.747 1.747 1.747 1.747 2.1222.1222.1222.1222.1222.1222.3722.3722.372AEROSPACE STANDARD AS644 SHEET 4 OF 8 REV. A HOSE A
29、SSEMBLY, POLYTETRAFLUOROETHYLENE, METAL BRAID, MEDIUM PRESSURE, FLARED, 45 TO 90 HOSE ASSEMBLY NO. & SIZE /24/ HOSE SIZE (REF) FITTING TYPE /25/ FITTING MATL /5/ THREAD T PER AS8879 (REF) HOSE ID MIN (REF) A1 MAX A2 MAX C MIN BALLDIA /16/ E MAX WITHOUT SLEEVING /17/F HEX (REF) G 1 MIN G1 MAX G2 MIN
30、G2 MAX AS644P (-24) AS644P (-24) AS644P (-24) 1.500 1.500 1.500 R S - CRES AL TI CRES AL TI - 1.6250-12UNJ-3B1.6250-12UNJ-3B1.6250-12UNJ-3B1.8750-12UNJ-3B1.8750-12UNJ-3B1.8750-12UNJ-3B- 1.344 1.344 1.344 1.344 1.344 1.344 - 4.34 4.34 4.34 4.34 4.34 4.34 - 4.17 4.17 4.17 4.17 4.17 4.17 - .850 .850 .8
31、50 1.0631.0631.063- 2.28 2.28 2.28 2.28 2.28 2.28 - 1.812 1.812 1.812 2.125 2.125 2.125 - .785 .785 .785 .785 .785 .785 - 1.127 1.127 1.127 1.127 1.127 1.127 - 1.747 1.747 1.747 1.997 1.997 1.997 - 2.3722.3722.3722.3722.3722.372- TABLE 2 - TOLERANCES HOSE ASSEMBLY LENGTH TOLERANCE UNDER 18 IN 18 TO
32、36 IN EXCLUSIVE 36 TO 50 IN EXCLUSIVE 50 IN AND OVER .125 .250 .500 1% TABLE 3 - HOSE AND SLEEVE CODES HOSE OR SLEEVE CODE SLEEVE MATERIAL TEMP. LIMIT F - A B C E F G H J K L (-) INDICATES HOSE ONLY, NO SLEEVE (AS1946) ABRASION SLEEVE TUBULAR (PTFE - AS1291 - CODE B) /7/ ABRASION SLEEVE COIL (NYLON
33、AS1294) /8/ FIRE SLEEVE (AS1072 SIL-FG) (15 MIN) /9/ /10/ /14/ ABRASION SLEEVE SHRINK-ON (FEP) /12/ ABRASION SLEEVE SHRINK-ON (POLYOLEFIN AS1073 - CODE B) /12/ FIRE SLEEVE (AS1072 SIL-FG) (5 MIN) /9/ 10/ /13/ FIRE SLEEVE INTEGRAL SILICONE (AS1723) (15 MIN) /14/ /27/ FIRE SLEEVE INTEGRAL SILICONE (5
34、MIN) /13/ /27/ INTEGRAL ABRASION SLEEVE (BRAIDED) POLYESTER /11/ ABRASION SLEEVE COIL (PTFE - AS1293) /8/ 450 450 275 450 350 275 450 450 450 300 450 AEROSPACE STANDARD AS644 SHEET 5 OF 8 REV. A HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, METAL BRAID, MEDIUM PRESSURE, FLARED, 45 TO 90 TABLE 4 - HOSE AND
35、 OUTSIDE SLEEVE DIAMETERS HOSE OR SLEEVE CODE TOLERANCE HOSE SIZE /6/ .188 HOSE SIZE /6/ .250 HOSE SIZE /6/ .313 HOSE SIZE /6/ .375 HOSE SIZE /6/ .500 HOSE SIZE /6/ .625 HOSE SIZE /6/ .750 HOSE SIZE /6/ 1.000 HOSE SIZE /6/ 1.250 HOSE SIZE /6/ 1.500 - A B C E F G H J K L MAX MIN MAX MIN MAX MIN MAX M
36、IN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN .285 .234 .390 .320 .339 .260 .692 .487 .301 .248 .341 .278 .692 .487 .641 .537 .641 .450 .378 .320 .375 .267 .347 .304 .473 .393 .409 .330 .692 .533 .375 .320 .411 .348 .692 .533 .641 .594 .641 .550 .430 .390 .445 .333 .417 .367 .524 .454 .
37、472 .393 .780 .598 .438 .383 .474 .411 .780 .598 .704 .657 .704 .595 .499 .450 .508 .407 .500 .430 .620 .515 .535 .456 .840 .658 .507 .452 .547 .484 .840 .658 .766 .719 .766 .670 .559 .510 .571 .470 .614 .546 .715 .645 .669 .590 .970 .778 .635 .578 .663 .600 .970 .778 .891 .844 .891 .775 .665 .625 .
38、687 .586 .799 .641 .818 .748 .767 .681 1.090 .891 .749 .679 .769 .699 1.090 .891 1.016 .949 1.016 .875 .772 .726 .789 .681 .906 .766 .955 .870 .896 .810 1.220 1.016 .887 .811 .904 .834 1.220 1.016 1.141 1.074 1.141 .995 .887 .841 .914 .828 1.140 1.078 1.295 1.210 1.224 1.122 1.590 1.288 1.288 1.146
39、1.244 1.158 1.590 1.288 1.454 1.394 1.454 1.310 1.210 1.148 1.242 1.138 1.390 1.328 1.550 1.450 1.474 1.372 1.900 1.578 1.460 1.358 1.482 1.396 1.900 1.578 1.704 1.649 1.704 1.508 1.460 1.398 1.492 1.388 1.707 1.637 1.841 1.771 1.807 1.681 2.190 1.887 1.777 1.667 1.823 1.729 2.190 1.887 2.016 1.957
40、2.016 1.815 1.782 1.712 1.809 1.697 TABLE 5 - HOSE WEIGHT MAX - ALL OTHERS REF HOSE OR SLEEVE CODE OR FITTING FITTING TYPE /25/ UNITS HOSESIZE .188 HOSESIZE .250 HOSESIZE .313 HOSESIZE .375 HOSESIZE .500 HOSESIZE .625 HOSE SIZE .750 HOSE SIZE 1.000 HOSE SIZE 1.250 HOSESIZE 1.500- A B C E F G H J K L
41、 FIRESLEEVE CLAMP FITTING END A/D - CRES B/E - AL C/F - TI R, S, E R, S, E R, S, E LB/IN LB/IN LB/IN LB/IN LB/IN LB/IN LB/IN LB/IN LB/IN LB/IN LB/IN LB/EA LB/EA LB/EA LB/EA .005 .003 .001 .009 .001 .002 .009 .016 .016 .006 .003 .015 .040 - .024 .007 .004 .001 .009 .002 .002 .009 .018 .017 .008 .004
42、016 .055 .019 .033 .008 .004 .002 .011 .002 .002 .011 .020 .018 .009 .004 .018 .075 .026 .045 .010 .006 .002 .012 .002 .002 .012 .023 .021 .011 .005 .019 .085 .029 .051 .012 .007 .003 .017 .003 .003 .017 .030 .027 .015 .008 .021 .155 .053 .093 .016 .008 .004 .018 .004 .003 .018 .037 .035 .018 .009
43、023 .235 .080 .141 .020 .010 .004 .028 .006 .005 .028 .045 .042 .023 .011 .025 .330 .112 .198 .045 .014 .005 .030 .007 .006 .030 .085 .079 .050 .018 .029 .535 .182 .321 .058 .020 .006 .040 .007 .006 .040 .107 .100 .063 .022 .033 .995 .338 .597 .074 .045 .009 .047 .008 .007 .047 .132 .123 .081 .028
44、037 1.370.466 .822 AEROSPACE STANDARD AS644 SHEET 6 OF 8 REV. A HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, METAL BRAID, MEDIUM PRESSURE, FLARED, 45 TO 90 TABLE 6 - SLEEVE LENGTH HOSE SIZE LENGTH .188, .250, .313, .375 .500, .625 .750, 1.000 1.250, 1.500 2.00 .25 2.50 .25 3.00 .25 4.00 .25 TABLE 7 - IN
45、TEGRAL FIRE SLEEVE CUFF DIMENSIONS /27/ HOSE SIZE (REF) K MAX L MAX .250 .313 .375 .500 .625 .750 1.00 1.25 1.50 .90 .97 1.03 1.15 1.29 1.41 1.71 2.04 2.37 1.61 1.70 2.18 2.50 2.67 2.67 3.10 2.80 2.95 NOTES: 1. CONSTRUCTION AND PERFORMANCE: AS1946, FITTINGS SHALL BE PERMANENTLY ATTACHED TO THE HOSE.
46、 2. OPERATING CHARACTERISTICS: SEE AS1946. 3. MATERIALS: a. HOSE AND FITTINGS - PER AS1946 /5/ b. SLEEVES - SEE APPLICABLE STANDARDS, TABLE 3 /4/ STANDARD COUPLING NUTS SHALL BE IN ACCORDANCE WITH AN818, AS1790, OR AS4370 (AS1791 WIRE AS APPLICABLE) AND MATE WITH AS4395 OR AS5309 FITTING ENDS. NONST
47、ANDARD COUPLING NUTS MAY BE USED, PROVIDED THEY ARE FUNCTIONALLY EQUIVALENT, AND PROVIDED THEY CANNOT BE REMOVED FROM THE FITTING. NUTS SHALL MEET THE TORQUE TEST REQUIREMENTS PER AS1946. /5/ FOR THE ALUMINUM AND TITANIUM FITTINGS, THE BASIC MATERIALS ARE ALUMINUM AND TITANIUM BUT SOME OF THE COMPON
48、ENTS MAY BE STAINLESS STEEL. /6/ DIAMETERS ARE LISTED FOR CLAMP SELECTION. TUBULAR SLEEVES MAY NOT BE A PERFECT ROUND AND SHALL BE MEASURED WITH A DIAMETER MEASUREMENT TAPE. /7/ THE INSTALLED TUBULAR ABRASION SLEEVES AXIAL MOVEMENT ON THE HOSE SHALL NOT EXCEED .05 IN. ENDS OF THE TUBULAR SLEEVE SHAL
49、L BE TERMINATED WITH A LENGTH OF AMS-DTL-23053/11 (FEP) CLASS 1 OR 2, COLOR CLEAR, PER TABLE 6 AND FIGURE 2. /8/ COIL ABRASION SLEEVES, 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 TERMINATED WITH A LENGTH OF HEAT SHRINKABLE SLEEVING IN ACCORDANCE WITH TABLE 6 AND FIGURE 2. CODE “B“ (NYLON COIL) ABRASION SLEEVES SHA
