1、Copyright 1993 by Society of Automotive Engineers, Inc.All rights reserved.Printed in the U.S.A.90-1001B/EGAS4008AEROSPACE STANDARDAS4008SHEET 1 OF 6FEDERAL SUPPLY CLASS4720THIRD ANGLE PROJECTIONSAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state o
2、f technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” SAE reviews each technical report at least every five years
3、at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions.The Engineering SocietyFor Advancing MobilityLand Sea Air and SpaceI N T E R N A T I O N A LISSUED 1993-03 -29 REVISED CUSTODIAN: SAE G-3/G-3D PROCUREMENT SPECIFICATION: /19/ AS1946400 Common
4、wealth Drive, Warrendale, PA 15096-0001HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, PTFE,METAL BRAID, MEDIUM PRESSURE, BEAM SEAL,STRAIGHT TO 90Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-AEROSPACE STAND
5、ARDThe Engineering SocietyFor Advancing MobilityLand Sea Air and Space I N T E R N A T I O N A LAS4008AS4008SHEET 2 of 6HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, PTFE,METAL BRAID, MEDIUM PRESSURE, BEAM SEAL,STRAIGHT TO 90TABLE 1 BASIC HOSE DIMENSIONSHOSEASSEMBLY SIZE CODEHOSESIZE REFTHREAD TPER MIL-S-
6、8879IDMINAMAXBMIN /12/CHEX REFDMAX/13/GMAXHMINHMAXBALL SIZE MIN THRUDIA /12/AS4008-04AS4008-06AS4008-08 AS4008-10 AS4008-12 AS4008-16 AS4008-20AS4008-24.250 .375 .500 .625 .7501.000 1.250 1.500.4375-24UNJS-3B.5625-20UNJS-3B.7188-20UNJS-3B.8438-18UNJS-3B1.0000-16UNJ-3B1.2500-14UNJS-3B 1.5781-14UNJS-3
7、B 1.8438-14UNJS-3B.173 .298 .391 .485 .615 .8511.101 1.3441.11 1.32 1.45 1.60 1.80 2.12 2.30 2.50.132 .256 .340 .430 .548 .755 .9951.220.56 .69 .881.00 1.12 1.38 1.63 2.00.55 .63 .83 .971.17 1.52 1.72 2.071.61 1.88 1.99 2.37 2.98 3.23 3.36 3.54.820 .945 .9401.16 1.38 1.507 1.718 1.902.980 1.37 1.37
8、1.59 1.95 2.68 2.68 3.20.119 .230 .313 .391 .515 .750 .9691.188TABLE 2 - LENGTH TOLERANCEHOSE ASSEMBLY LENGTHSAVAILABLE INCREMENTSTOLERANCE UNDER 18 in 18 TO 36 in 36 TO 50 in OVER 50 in(NOT LESS THAN) .125 in(NOT LESS THAN) .250 in(NOT LESS THAN) .500 in(NOT LESS THAN) 1.00 in(PLUS OR MINUS) .125 (
9、PLUS OR MINUS) .250 (PLUS OR MINUS) .500(PLUS OR MINUS) 1%Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-AEROSPACE STANDARDThe Engineering SocietyFor Advancing MobilityLand Sea Air and Space I N T E R
10、 N A T I O N A LAS4008AS4008SHEET 3 of 6HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, PTFE,METAL BRAID, MEDIUM PRESSURE, BEAM SEAL,STRAIGHT TO 90TABLE 3 - HOSE AND SLEEVE ODHOSE ORSLEEVECODEHOSE OR TYPE SLEEVETEMPLIMITFHOSE ORSLEEVEASSEMBLEDOUTSIDEDIAMETERTOLERANCEHOSE ORSLEEVEASSEMBLED OUTSIDE DIAMETER H
11、OSE SIZE.250HOSE ORSLEEVEASSEMBLED OUTSIDEDIAMETER HOSE SIZE.375HOSE OR SLEEVEASSEMBLED OUTSIDE DIAMETER HOSE SIZE.500HOSE OR SLEEVEASSEMBLED OUTSIDE DIAMETER HOSE SIZE.625HOSE OR SLEEVEASSEMBLED OUTSIDE DIAMETER HOSE SIZE.750HOSE OR SLEEVEASSEMBLED OUTSIDE DIAMETER HOSE SIZE1.000HOSE OR SLEEVEASSEM
12、BLED OUTSIDE DIAMETER HOSE SIZE1.250HOSE OR SLEEVEASSEMBLED OUTSIDE DIAMETER HOSE SIZE1.500-A B C E F H K LHOSE ONLY ABRASION SLEEVE TUBULAR (TFE AS1291) ABRASION SLEEVE COIL (NYLON AS1294) TUBULAR FIRESLEEVE SIL/FG (15 min) /5/ /9/ /14/(AS1072)SHRINK ABRASION SLEEVE (FEP) SHRINK ABRASION SLEEVE (PO
13、LYOLEFIN) INTEGRAL FIRESLEEVE (15 min) INTEGRAL ABRASION SLEEVE (BRAIDED POLYESTER) ABRASION SLEEVE COIL(PTFEAS1293)450 400 275 400 350 275 400 300 400MAXMINMAXMINMAXMINMAXMINMAXMINMAXMINMAXMINMAXMINMAXMIN.343 .304 .473 .393 .409 .330 .625 .533 .375 .320 .411 .348 .641 .594 .430 .390 .445 .333.469 .
14、430 .585 .515 .535 .456 .750 .658 .507 .452 .547 .484 .766 .719 .559 .520 .571 .470.585 .546 .715 .645 .669 .590 .875 .778 .635 .578 .663 .600 .891 .844 .665 .625 .687 .586.687 .641 .818 .748 .767 .6811.000.908 .749 .679 .769 .6991.016.969 .772 .726 .789 .681.812 .766 .940 .870 .896 .8101.125 1.038.
15、887 .811 .894 .8241.141 1.074.887 .841 .914 .8281.140 1.078 1.280 1.210 1.224 1.122 1.375 1.288 1.228 1.146 1.232 1.146 1.454 1.394 1.210 1.148 1.242 1.1381.390 1.328 1.514 1.460 1.466 1.380 1.750 1.658 1.440 1.358 1.482 1.396 1.704 1.657 1.460 1.398 1.492 1.3901.707 1.637 1.826 1.772 1.799 1.705 2.
16、000 1.898 1.757 1.667 1.809 1.715 2.016 1.967 1.782 1.712 1.809 1.699Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-AEROSPACE STANDARDThe Engineering SocietyFor Advancing MobilityLand Sea Air and Spac
17、e I N T E R N A T I O N A LAS4008AS4008SHEET 4 of 6HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, PTFE,METAL BRAID, MEDIUM PRESSURE, BEAM SEAL,STRAIGHT TO 90NOTES:1 . MATERIALS:a .HOSE AND FITTINGS: PER AS1946 EXCEPT ALUMINUM FITTINGS ARE PROHIBITEDb .TUBULAR ABRASION SLEEVE: BLACK, EXTRUDED SEAMLESS TFE T
18、UBING PER AS1291c.COIL ABRASION SLEEVE: BLACK, NYLON COIL PER AS1294, OR TFE PER AS1293d .INTEGRAL ABRASION SLEEVE: BRAIDED POLYESTERe .INTEGRAL FIRESLEEVE: SILICONE COMPOSITE PER AS1723f. FIRESLEEVE: FIBERGLASS, IMPREGNATED WITH SILICONE PER AS1072 “SIL“CODED g .SHRINK ABRASION SLEEVE (FEP): TRANSL
19、UCENT, SHRINKABLE FEP TUBING PERMIL-I-23053/11h .SHRINK ABRASION SLEEVE (POLYOLEFIN): BLACK, SHRINKABLE POLYOLEFIN TUBING PER AS1073 CODE BTABLE 4 - HOSE AND SLEEVE (MAXIMUM WEIGHT)HOSE ORSLEEVECODE UNITSHOSESIZE.250HOSESIZE.375HOSESIZE.500HOSESIZE.625HOSESIZE.750HOSESIZE1.000HOSESIZE1.250HOSESIZE1.
20、500-ABCEFHKLFIRE-SLEEVECLAMPFITTINGENDSTRAIGHTLB/INLB/INLB/INLB/INLB/INLB/INLB/INLB/INLB/INLB/EALB/EA.007.002.001.012.002.001.019.009.004.020.041.010.004.002.016.002.002.025.015.005.020.066.015.005.003.020.003.003.034.019.008.025.104.018.005.004.022.004.003.040.023.009.025.152.022.007.004.029.008.00
21、5.047.028.011.025.188.045.012.004.042.010.007.081.053.018.029.350.057.015.0054.032.011.007.102.065.0221.037.372.074.019.0090.055.015.012.130.089.0275.044.574TABLE 5 - SLEEVE LENGTHHOSE SIZE LENGTH (in).250.375.500.625.7501.0001.2501.5002.00 .252.00 .253.00 .254.00 .25Copyright SAE International Prov
22、ided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-AEROSPACE STANDARDThe Engineering SocietyFor Advancing MobilityLand Sea Air and Space I N T E R N A T I O N A LAS4008AS4008SHEET 5 of 6HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, PTFE,METAL
23、 BRAID, MEDIUM PRESSURE, BEAM SEAL,STRAIGHT TO 90NOTES (CONTINUED):2 . CONSTRUCTION AND PERFORMANCE: THESE HOSE ASSEMBLIES SHALL MEET THE CONSTRUCTION AND PERFORMANCE REQUIREMENTS OF AS1946. FITTINGS SHALL BE PERMANENTLY ATTACHED TO THE HOSE.3 . RATED OPERATING CHARACTERISTICS: SEE AS1946/4 / LENGTH
24、 “L“ IS A FOUR DIGIT NUMBER OF WHICH THE FIRST THREE 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 SEAL FACE TO SEAL FACE. SEE TABLE 2 FOR AVAILABLE LENGTH INCREMENTS AND TOLERANCES.5 . THE CUT ENDS OF T
25、HE SILICONE/FIBERGLASS FIRESLEEVE SHALL BE COATED 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 E
26、XPOSE ANY UNCOATED (WHITE) FIBERGLASS, SHALL BE COATED WITH RTV SILICONE RUBBER. THE ENDS OF THE INTEGRAL FIRESLEEVE SHALL BE COVERED WITH A LENGTH OF SILICONE SLEEVE EXTENDING OVER THE END OF THE FITTING SOCKET./6 / COIL ABRASION SLEEVE, WHEN ASSEMBLED IN THE STRAIGHT CONDITION ON THE HOSE, SHALL H
27、AVE AN AVERAGE GAP BETWEEN COILS NOT EXCEEDING .05 in. DISPLACEMENT OF THE SPIRAL SLEEVE, CAUSING A GREATER GAP, SHALL NOT BE CAUSE FOR REJECTION IF THE COILS CAN BE REPOSITIONED TO MEET THE GAP REQUIREMENT. ENDS OF THE COIL SLEEVE SHALL BE TERMINATED WITH A LENGTH OF MIL-I-23053/5 BLACK POLYOLEFIN
28、TUBING PER TABLE 5 AND FIGURE 2./7 / TUBULAR ABRASION (TFE) SLEEVES SHALL BE PER AS1291 EXCEPT ID SHOULD BE NO GREATER THAN HOSE OD PLUS .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 MIL-I-23053/11
29、(FEP) PER TABLE 5 AND FIGURE 2.8 . SHRINK ABRASION SLEEVES, FEP AND POLYOLEFIN, SHALL BE SHRUNK TO A SNUG FIT OVER THE HOSE AND END FITTING COLLARS.9 . FOR FIRESLEEVES, ADD REQUIRED MARKINGS PER AS1055 TYPE IIB-SP MARKING TO SHOW LEVEL OF COMPLIANCE, “FIREPROOF“ (15 min) WITH AS1055.10 . MARKING: TH
30、E HOSE ASSEMBLIES SHALL HAVE ALL IDENTIFICATION MARKING AS REQUIRED BY AS1946 PERMANENTLY MARKED ON A PERMANENT STAINLESS STEEL BAND NOT MORE THAN 1.0 in WIDE OR ON THE END OF THE FITTING. THE CHARACTERS SHALL BE A MINIMUM OF 1/16 in HIGH. THE BAND SHALL BE SO DESIGNED AS TO REMAIN TIGHT ON THE HOSE
31、 TO PREVENT RELATIVE MOVEMENT AND RESULTANT CHAFING AND OF SUFFICIENT STRENGTH TO PREVENT REMOVAL BY HAND.11 . INTEGRAL ABRASION SLEEVE SHALL FORM AN INTEGRAL PERMANENT PART OF THE HOSE AND SHALL TERMINATE A MAXIMUM OF .250 in FROM END OF COLLAR./12 / A TRUE CIRCULAR CROSS SECTION IS NOT REQUIRED TH
32、ROUGH THE END FITTING. HOWEVER, THE BALL DIAMETER B LISTED IN TABLE 1 SHALL PASS THROUGH THE END FITTING AFTER THE END FITTING IS ATTACHED TO THE HOSE ASSEMBLY./13 / DISTANCE ACROSS CORNERS OF THE COUPLING NUT MAY EXCEED THIS DIMENSION. /14 / THE SLEEVE DIAMETERS FOR AS1072 SLEEVES APPLY WHEN THE SL
33、EEVE IS COMPRESSED, OR CLAMPED, TO CONTACT THE HOSE. IN THIS CASE A WRINKLE MAY OCCUR OVER APPROXIMATELY 10% OF THE SLEEVE CIRCUMFERENCE. 15 . BREAK EDGES .003 TO .005 UNLESS OTHERWISE SPECIFIED.16 . DIMENSIONS AND TOLERANCE PER ANSI Y14.5M.17 . DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLE
34、RANCES: LINEAR DIMENSIONS .010, ANGULAR DIMENSIONS 2./18 / LOCKWIRE HOLE LOCATION AND DIAMETER PER AS1043 CODED AS FOLLOWS:a .U = TWO HOLES, 180 APARTb .W = THREE HOLES, 120 APART/19 / THIS HOSE ASSEMBLY SHALL BE QUALIFIED IN ACCORDANCE WITH PROCUREMENT SPECIFICATION AS1946. USERS OF THIS STANDARD A
35、RE ADVISED TO CONTROL SOURCE APPROVAL BY STANDARD PAGE SUPPLEMENT SHEET OR SIMILAR MEANS.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-AEROSPACE STANDARDThe Engineering SocietyFor Advancing MobilityL
36、and Sea Air and Space I N T E R N A T I O N A LAS4008AS4008SHEET 6 of 6HOSE ASSEMBLY, POLYTETRAFLUOROETHYLENE, PTFE,METAL BRAID, MEDIUM PRESSURE, BEAM SEAL,STRAIGHT TO 90NOTES (CONTINUED):Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-
