1、 AEROSPACE STANDARD HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCEDCONDUCTIVE, FLARED, STRAIGHT TO STRAIGHT AS4499Copyright 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 b
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3、sae.org ISSUED 1991-12REAFFIRMED2004-06REVISED 2015-04THIRD ANGLE PROJECTION CUSTODIAN: SAE G-3/G-3D REV.D FEDERAL SUPPLY CLASS AS4499 SHEET 1 OF 5 REV. D PROCUREMENT SPECIFICATION: AS620 /2/SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of techn
4、icalandengineering sciences. Theuse ofthisreport is entirelyvoluntary, andits applicability and suitability forany particularuse,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay bere
5、vised,reaffirmed, stabilized, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS4499D RATIONALE CORRECTED NOTE NUMBERS AND CLARIFIED COVER CODES SHOWN IN TABLE 3. UPDAT
6、ED NOTE 2 TO CURRENT STANDARD QPL WORDING. FIGURE 1 - HOSE ASSEMBLY FIGURE 2 - SPIRAL AND POLYESTER ABRASION COVER /6/, /7/ AEROSPACE STANDARD AS4499 SHEET 2 OF 5 REV. D HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARED, STRAIGHT TO STRAIGHT TABLE 1 - ASSEMBL
7、Y DIMENSIONS HOSE ASSEMBLY AS4499 SIZE CODE HOSE ASSEMBLY SIZE REF THREAD T PER AS8879 REF A MAX C /8/ MIN E /9/ MAX WITHOUT SLEEVING F HEX REF 04 .250 .4375-20UNJF-3B 1.20 .132 .55 .56 06 .375 .5625-18UNJF-3B 1.28 .256 .68 .69 08 .500 .7500-16UNJF-3B 1.44 .345 .86 .88 10 .625 .8750-14UNJF-3B 1.58 .
8、430 .95 1.00 12 .750 1.0625-12UNJ-3B 1.74 .635 1.28 1.25 16 1.000 1.3125-12UNJ-3B 1.79 .835 1.47 1.50 20 1.250 1.6250-12UNJ-3B 2.29 1.085 1.70 1.81 24 1.500 1.8750-12UNJ-3B 2.38 1.310 2.00 2.12 32 2.000 2.5000-12UNJ-3B 3.00 1.780 2.56 2.75 TABLE 2 - ASSEMBLY LENGTH TOLERANCE +.250/-.125 INCHES FOR L
9、ENGTHS UNDER 18 INCHES +.500/-.250 INCHES FOR LENGTHS FROM 18 TO 36 INCHES EXL. +1.000/-.500 INCHES FOR LENGTHS FROM 36 TO 50 INCHES EXL. +2%/-1% FOR LENGTHS 50 INCHES AND OVER TABLE 3 - HOSE OR COVER OUTSIDE DIAMETER HOSE SIZE COVER CODE HOSE OR TYPE OF PROTECTIVE COVER .250 .375 .500 .625 .750 1.0
10、0 1.25 1.50 2.00 UPPERTEMP. LIMIT F HOSE ONLY PER AS620 .413/.477 .523/.587 .723/.787 .818/.882 1.028/1.092 1.266/1.330 1.494/1.558 1.758/1.822 2.293/2.357 B SPIRAL ABRASION /6/ .505 .615 .825 .935 1.140 1.358 1.630 1.890 2.395 275 H INTEGRAL FIRESLEEVE /10/ .710/.760 .798/.862 .978/1.055 1.100/1.20
11、2 1.300/1.392 1.478/1.610 1.718/1.840 1.968/2.120 2.480/2.564 400 N FIRESLEEVE SIL/FG (AS1072) /10/ /11/ /12/ .900 1.030 1.150 1.380 1.590 1.800 2.060 2.320 2.740 400 K INTEGRAL ABRASION /7/ (BRAIDED) POLYESTER .468/.532 .598/.662 .808/.872 .888/.952 1.103/1.167 1.313/1.405 1.568/1.632 1.838/1.902 2
12、.370/2.452 300 J INTEGRAL FIRESLEEVE /13/ .653/.717 .763/.827 .963/1.027 1.058/1.122 1.268/1.332 1.498/1.562 2.480/2.564 400 TABLE 4 - HOSE ASSEMBLIES PHYSICAL CHARACTERISTICS HOSE SIZE REF OPERATING PRESSURE MAX PSI PROOF PRESSURE MIN PSI BURST PRESSURES ROOM TEMP MIN PSI BURST PRESSURES HIGH TEMP
13、MIN PSI BEND RADIUS AT INSIDE OF BEND INCHES (HOSE ONLY) 04 1000 2000 4000 2800 1.25 06 1000 2000 4000 2800 2.25 08 1000 2000 4000 2800 2.88 10 1000 1800 3600 2500 3.00 12 1000 1800 3600 2500 3.75 16 1000 1800 3600 2500 5.00 20 1000 1800 3600 2500 6.25 24 750 1500 3000 2100 7.50 32 250 500 1000 700
14、10.00 AEROSPACE STANDARD AS4499 SHEET 3 OF 5 REV. D HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARED, STRAIGHT TO STRAIGHT TABLE 5 - WEIGHTS (NOM) HOSE SIZE REF HOSE ONLY LB/IN HOSE WITH SPIRAL ABRASION COVER CODE B LB/IN HOSE WITH INTEGRAL FIRESLEEVE COVER
15、CODE H & J LB/IN HOSE WITH TUBULAR FIRESLEEVE COVER CODE N LB/IN HOSE WITH POLYESTER ABRASION COVER CODE K LB/IN STRAIGHT END FITTING LB EACH 04 .010 .011 .018 .009 .06 06 .010 .014 .028 .021 .012 .10 08 .022 .020 .032 .030 .018 .16 10 .020 .025 .042 .035 .022 .25 12 .027 .032 .050 .044 .028 .34 16
16、.040 .039 .055 .057 .038 .49 20 .055 .060 .070 .077 .045 .90 24 .060 .071 .082 .107 .058 1.28 32 .090 .105 .129 .142 .100 2.01 TABLE 6 - SLEEVE LENGTH REF HOSE SIZE LENGTH (IN) 04/06 2.00 .25 08/10 2.50 .25 12/16 3.00 .25 20/24 3.50 .25 32 4.00 .25 TABLE 7 - MINIMUM INSPECTION BALL SIZE FOR VERIFYIN
17、G HOSE ASSEMBLY ID /8/ HOSE SIZE REF STRAIGHT END FITTING DIA IN 04 .119 06 .230 08 .310 10 .387 12 .572 16 .752 20 .976 24 1.17932 1.602AEROSPACE STANDARD AS4499 SHEET 4 OF 5 REV. D HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARED, STRAIGHT TO STRAIGHT NOTE
18、S: 1. MATERIALS: HOSE AND FITTINGS PER AS620, TYPE II, CLASS 1 OR 2, AS SPECIFIED BY PART NUMBER CODE B, SPIRAL ABRASION COVER, BLACK NYLON COIL PER AS1294 CODE H AND J, INTEGRAL FIRESLEEVE, RED OR BROWN SILICONE CODE N, TUBULAR FIRESLEEVE, FIBERGLASS SILICONE PER AS1072 CODE K, INTEGRAL ABRASION SL
19、EEVE, BRAIDED POLYESTER /2/ PROCUREMENT SPECIFICATION: AS620 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED AND ASSEMBLED BY AN ACCREDITED MANUFACTURER OR ASSEMBLED BY AN ACCREDITED DISTRIBUTOR LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALI
20、FIED PRODUCTS LIST (QPL) PRI QPL AS620 FOR THIS STANDARD. SEE www.eAuditN FOR CURRENT QPL ON-LINE. 3. MARKING SHALL BE PER AS620 ON A STAINLESS STEEL BAND NOT OVER 1.0 INCH WIDE OR ON THE END FITTING COLLAR. THE CHARACTERS SHALL BE A MINIMUM OF .06 INCH HIGH. THE BAND SHALL BE SO DESIGNED AS TO REMA
21、IN TIGHT ON THE HOSE TO PREVENT RELATIVE MOTION AND CHAFING. IT SHALL BE OF SUFFICIENT STRENGTH TO PREVENT REMOVAL BY HAND. 4. CONSTRUCTION AND PERFORMANCE PER AS620. FITTINGS SHALL BE PERMANENTLY ATTACHED TO HOSE. /5/ LENGTH “L” IS A FOUR DIGIT NUMBER OF WHICH THE FIRST THREE DIGITS DESCRIBE THE HO
22、SE ASSEMBLY LENGTH IN WHOLE INCHES, AND THE FOURTH DIGIT IN FRACTION OF AN INCH IN EIGHTHS. LENGTH “L” IS MEASURED FROM “END” TO “END.” SEE TABLE 2 FOR LENGTH TOLERANCES. /6/ SPIRAL ABRASION COVER WHEN ASSEMBLED IN THE STRAIGHT CONDITION ON THE HOSE SHALL HAVE AN AVERAGE GAP BETWEEN SPIRALS NOT EXCE
23、EDING .05 INCH. DISPLACEMENT OF THE SPIRAL COVER, CAUSING A GREATER GAP, SHALL NOT BE CAUSE FOR REJECTION IF THE SPIRALS CAN BE REPOSITIONED TO MEET THE GAP REQUIREMENT. ENDS OF THE SPIRAL COVER SHALL BE TERMINATED WITH A LENGTH OF AMS-DTL-23053/5 BLACK POLYOLEFIN TUBING PER TABLE 6 AND FIGURE 2. /7
24、/ BRAIDED POLYESTER ABRASION COVER SHALL FORM AN INTEGRAL, PERMANENT PART OF THE HOSE AND SHALL TERMINATE A MAXIMUM OF .625 INCH FROM THE END OF THE END FITTING COLLAR. ENDS OF POLYESTER ABRASION COVER MAY BE TERMINATED WITH A LENGTH OF AMS-DTL-23053/11 (FEP) CLASS 1 OR 2, COLOR CLEAR, PER TABLE 6 A
25、ND FIGURE 2. /8/ HOSE ASSEMBLY INSIDE DIAMETER SHALL BE VERIFIED BY PASSING THE DESIGNATED, OR LARGER, SPHERICAL BALL PER TABLE 7 THROUGH THE HOSE ASSEMBLY. /9/ DISTANCE ACROSS CORNERS OF COUPLING NUT, NIPPLE HEX OR SOCKET HEX MAY EXCEED THIS DIMENSION. /10/ ADD “AS1055 TYPE IIb CLASS B-S/P” OR “AS1
26、50 TYPE IIIbB” TO IDENTIFICATION MARKING TO SHOW LEVEL OF COMPLIANCE, “FIRE-PROOF” (15 MIN), WITH AS1055 OR AS150. /11/ THE CUT ENDS OF THE FIRESLEEVE SHALL BE COATED WITH RTV SILICONE RUBBER, OR EQUIVALENT, PRIOR TO INSTALLATION TO PREVENT WICKING OF FLUID. THE FIRESLEEVE ENDS SHALL BE SECURED TO T
27、HE 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. /12/ THE TABLE 3 SLEEVE DIAMETERS ARE THE AS1072 MAXIMUM FOR THE LARGEST SIZE FIRESLEEVE AS QUALIFIED BY THE VARI
28、OUS HOSE ASSEMBLY MANUFACTURERS. THE SLEEVE MAY STRETCH OVER A FITTING, OR WRINKLE OVER THE HOSE DUE TO SLEEVE LENGTH TO ALLOW HOSE BENDING. THE SLEEVE MAY BE COMPRESSED OVER THE HOSE FOR MEASUREMENT OR CLAMPING. IN THIS CASE A WRINKLE MAY OCCUR OVER APPROXIMATELY 10% OF THE SLEEVE CIRCUMFERENCE. /1
29、3/ ADD “AS1055 TYPE IIa CLASS A-S/P” OR “AS150 TYPE IIIaA” TO IDENTIFICATION MARKING TO SHOW LEVEL OF COMPLIANCE, “FIRE RESISTANT” (5 MIN), WITH AS1055 OR AS150. 14. STANDARD COUPLING NUTS SHALL BE IN ACCORDANCE WITH AN818 OR AS4370 AND MATE WITH AS4395 FLARED FITTING END. NONSTANDARD COUPLING NUTS
30、MAY BE USED PROVIDED THEY ARE DIMENSIONALLY AND FUNCTIONALLY EQUIVALENT AND PROVIDED THEY CANNOT BE REMOVED FROM THE FITTING AND USE THE SAME MATERIALS. AEROSPACE STANDARD AS4499 SHEET 5 OF 5 REV. D HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARED, STRAIGHT
31、TO STRAIGHT 15. DIMENSIONS ARE IN INCHES UNLESS OTHERWISE SPECIFIED. 16. EXAMPLE OF PART NUMBER: 17. A CHANGE 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, INCLUDING TECHNICAL REVISIONS. CHANGE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY. .250 INCH /5/ 24 INCHES /5/
