1、 AEROSPACE STANDARD HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARELESS, STRAIGHT TO 45 MA1634Copyright 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 by
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3、e.org ISSUED 1998-03REAFFIRMED2015-04THIRD ANGLE PROJECTION CUSTODIAN: G-3/G-3D FEDERAL SUPPLY CLASS MA1634 SHEET 1 OF 5 PROCUREMENT SPECIFICATION: MA620 /3/SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineering sciences. Theus
4、e 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 berevised,reaffirmed, stabilized, orca
5、ncelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/MA1634 RATIONALE MA1634 HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 - HOSE ASSEMBLYFIGURE 2
6、 - SPIRAL ABRASION COVER /8/AEROSPACE STANDARD MA1634 SHEET 2 OF 5 HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARELESS, STRAIGHT TO 45 TABLE 1 - ASSEMBLY DIMENSIONSHOSEASSY NO.AND SIZECODEHOSEASSEMBLYSIZEDNTHREAD TPER MA13704g - 6gA1MAXA2MAXBGAGEBASICC /10/M
7、INDMINDMAXE /11/ MAXWITHOUTSLEEVINGFHEX(REF)MA1634E 06 MJ12x1.25 28.2 38.6 7.5 3.4 9.8 11.5 14.0 14MA1634G 10 MJ14x1.5 33.8 49.0 9.5 6.5 12.9 14.7 17.3 17MA1634H 12 MJ18x1.5 38.6 54.9 13.5 8.8 14.4 16.2 21.8 22MA1634J 16 MJ22x1.5 43.4 64.5 17.5 10.9 17.8 19.6 24.1 27MA1634K 20 MJ27x1.5 48.0 72.9 21.
8、5 16.1 17.8 19.6 32.5 32MA1634M 25 MJ33x1.5 50.8 81.0 26.6 21.2 22.9 24.7 37.3 41MA1634N 32 MJ42x2 64.3 102.1 33.7 27.5 25.7 27.5 43.2 46MA1634P 40 MJ50x2 68.3 116.1 41.7 33.3 31.5 33.3 50.8 60TABLE 2 - ASSEMBLY LENGTH TOLERANCEHOSE ASSEMBLY LENGTH TOLERANCEUNDER 457 mm 3 mm457 TO 914 mm EXCLUSIVE 7
9、 mm914 TO 1270 mm EXCLUSIVE 13 mm1270 mm AND OVER 1%TABLE 3 - HOSE OR COVER OUTSIDE DIAMETERHOSEORCOVERCODEHOSE OR TYPE OFPROTECTIVE COVERHOSESIZE06HOSESIZE10HOSESIZE12HOSESIZE16HOSESIZE20HOSESIZE25HOSESIZE32HOSESIZE40UPPERTEMP.LIMITCNONE HOSE ONLY PER MA620B REF SPIRAL ABRASION /8/ 12.8 15.6 21.0 2
10、3.7 29.0 34.5 41.4 48.0 130H .8 mm INTEGRAL FIRESLEEVE /12/ 21.1 25.7 29.7 34.5 38.3 44.4 50.8 200N REF FIRESLEEVE SIL/FG (AS1072)/12/ /13/ /14/19.3 22.1 26.2 28.7 34.8 41.4 47.5 54.1 200K .8 mm INTEGRAL ABRASION /9/(BRAIDED) POLYESTER12.7 16.0 21.3 23.4 28.8 34.9 40.6 47.5 145J .8 mm INTEGRAL FIRES
11、LEEVE /15/ 17.4 20.2 25.3 27.7 33.0 38.9 200TABLE 4 - HOSE ASSEMBLY PHYSICAL CHARACTERISTICSHOSESIZEDNOPERATINGPRESSUREMAXkPaPROOFPRESSUREMINkPaBURSTPRESSUREROOM TEMPMINkPaBURSTPRESSUREHIGH TEMPMINkPaBEND RADIUSAT INSIDEOF BEND(HOSE ONLY)06 6900 13 800 27 600 19 300 3210 6900 13 800 27 600 19 300 57
12、12 6900 13 800 27 600 19 300 7316 6900 12 410 24 820 17 240 7620 6900 12 410 24 820 17 240 9525 6900 12 410 24 820 17 240 12732 6900 12 410 24 820 17 240 15940 5170 10 340 20 680 14 480 191AEROSPACE STANDARD MA1634 SHEET 3 OF 5 HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED
13、CONDUCTIVE, FLARELESS, STRAIGHT TO 45 TABLE 5 - WEIGHTS (NOM)HOSESIZEDNHOSEONLYkg/mHOSE WITHSPIRALABRASIONCOVERCODE Bkg/mHOSE WITHINTEGRALFIRESLEEVECOVERCODE H & Jkg/mHOSE WITHTUBULARFIRESLEEVECOVERCODE Nkg/mHOSE WITHPOLYESTERABRASIONCOVERCODE Kkg/mSTRAIGHTENDFITTINGkg EACH45 ENDFITTINGkg. EACHHOSE
14、LENGTHCORRECTIONFACTOR - MM /17/STRAIGHTHOSE LENGTHCORRECTIONFACTOR - MM4506 0.143 0.197 0.322 0.161 0.030 0.034 15.5 24.710 0.178 0.250 0.500 0.375 0.214 0.042 0.041 15.6 30.012 0.268 0.357 0.572 0.536 0.321 0.086 0.090 21.0 36.716 0.357 0.446 0.750 0.625 0.393 0.119 0.125 20.6 41.720 0.483 0.572 0
15、.893 0.786 0.500 0.190 0.221 21.9 46.525 0.590 0.697 0.982 1.020 0.680 0.283 0.332 23.6 54.632 0.893 1.072 1.250 1.375 0.804 0.372 0.403 27.4 59.340 1.072 1.268 1.464 1.911 1.036 0.620 0.684 26.6 61.6TABLE 6 - SLEEVE LENGTHHOSESIZEDNLENGTH(MILLIMETERS)0610 50 61216 65 62025 75 63240 90 6TABLE 7 - MI
16、NIMUM INSPECTION BALL SIZEFOR VERIFYING HOSE ASSEMBLY ID /10/HOSESIZEDNDIA MMSTR END FITTINGDIA MMELBOW END FITTING06 3.02 2.8510 5.85 5.5312 7.88 7.4516 9.83 9.2820 14.51 13.7025 19.09 18.0332 24.80 23.4340 29.94 28.28AEROSPACE STANDARD MA1634 SHEET 4 OF 5 HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUORO
17、ETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARELESS, STRAIGHT TO 45 NOTES:1. DN = NOMINAL TUBE OUTSIDE DIAMETER.2. MATERIALS: HOSE AND FITTINGS PER MA620, TYPE II, CLASS 1 OR 2, AS SPECIFIED BY PART NUMBER.CODE B, SPIRAL ABRASION COVER, BLACK NYLON COIL PER AS1294CODE H AND J, INTEGRAL FIRESLEEVE, R
18、ED OR BROWN SILICONECODE N, TUBULAR FIRESLEEVE, FIBERGLASS SILICONE PER AS1072CODE K, INTEGRAL ABRASION SLEEVE, BRAIDED POLYESTER/3/ THIS HOSE ASSEMBLY STANDARD SHALL BE QUALIFIED IN ACCORDANCE WITH PROCUREMENT SPECIFICATION MA620. USERS OF THIS STANDARD ARE ADVISED TO CONTROL SOURCE APPROVAL(S) BY
19、STANDARD PAGE SUPPLEMENT SHEET OR SIMILAR MEANS.4. MARKING SHALL BE PER MA620 ON A STAINLESS STEEL BAND NOT OVER 25.0 mm WIDE OR ON THE END FITTING COLLAR. THE CHARACTERS SHALL BE A MINIMUM OF 1.5 mm HIGH. THE BAND SHALL BE SO DESIGNED AS TO REMAIN TIGHT ON THE HOSE TO PREVENT RELATIVE MOTION AND CH
20、AFING. IT SHALL BE OF SUFFICIENT STRENGTH TO PREVENT REMOVAL BY HAND.5. CONSTRUCTION AND PERFORMANCE PER MA620. FITTINGS SHALL BE PERMANENTLY ATTACHED TO HOSE./6/ LENGTH “L” IS A FOUR DIGIT NUMBER IN “MM”. LENGTH “L” IS MEASURED FROM “GAGE POINT” TO “GAGE POINT”. SEE TABLE 2 FOR LENGTH TOLERANCES./7
21、/ TO CONVERT “GAGE POINT” TO “GAGE POINT” TO “END” TO “END” MEASUREMENT, ADD TO “L” THE APPROPRIATE TABLE 8 CORRECTION FACTOR FOR EACH END FITTING./8/ SPIRAL ABRASION COVER WHEN ASSEMBLED IN THE STRAIGHT CONDITION ON THE HOSE SHALL HAVE AN AVERAGE GAP BETWEEN SPIRALS NOT EXCEEDING 1.3 mm. DISPLACEME
22、NT 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 OFMIL-I-23053/5 BLACK POLYOLEFIN TUBING PER TABLE 6 AND FIGURE 2./9/ BRAIDED POLYESTER ABRASION C
23、OVER SHALL FORM AN INTEGRAL, PERMANENT PART OF THE HOSE AND SHALL TERMINATE A MAXIMUM OF 16.0 mm FROM THE END OF THE END FITTING COLLAR./10/ HOSE ASSEMBLY INSIDE DIAMETER SHALL BE VERIFIED BY PASSING THE DESIGNATED, OR LARGER, SPHERICAL BALL PER TABLE 7 THROUGH THE HOSE ASSEMBLY./11/ DISTANCE ACROSS
24、 CORNERS OF COUPLING NUT MAY EXCEED THIS DIMENSION./12/ ADD “AS1055 TYPE IIb CLASS B-S/P” OR “AS150 TYPE IIIbB” TO IDENTIFICATION MARKING TO SHOW LEVEL OF COMPLIANCE, “FIRE-PROOF” (15 min), WITH AS1055 OR AS150.TABLE 8 - LENGTH CORRECTION FACTORSHOSE SIZEDNENDFITTINGSTRAIGHTENDFITTING4506 4.1 2.810
25、4.5 2.812 4.8 2.816 5.0 2.820 5.8 2.825 7.6 2.832 7.6 3.240 9.4 3.2AEROSPACE STANDARD MA1634 SHEET 5 OF 5 HOSE ASSEMBLY, CONVOLUTED, POLYTETRAFLUOROETHYLENE, METALLIC REINFORCED CONDUCTIVE, FLARELESS, STRAIGHT TO 45 NOTES (CONTINUED):/13/ THE CUT ENDS OF THE FIRESLEEVE SHALL BE COATED WITH RTV SILIC
26、ONE RUBBER, OR EQUIVALENT, PRIOR TO INSTALLATION TO PREVENT WICKING OF FLUID. 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 SILI
27、CONE./14/ THE TABLE 3 SLEEVE DIAMETERS FOR AS1072 SLEEVE SHALL APPLY 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./15/ ADD “AS1055 TYPE IIa CLASS A-S/P” OR “AS150 TYPE IIIaA” TO IDENTIFICATION MARK
28、ING TO SHOW LEVEL OF COMPLIANCE “FIRE RESISTANT” (5 min) WITH AS1055 OR AS150.16. STANDARD COUPLING NUTS SHALL BE IN ACCORDANCE WITH MA2072 OR MA2047. NONSTANDARD COUPLING NUTS MAY BE USED BUT SHALL COMPLY WITH THE REQUIREMENT (b) OF MA2014 FOR NONSTANDARD NUTS AND SHALL BE RETAINED BY THE END FITTING./17/ FOR EACH END FITTING, DEDUCT APPROPRIATE LENGTH FACTOR FROM HOSE LENGTH TO DETERMINE ASSEMBLY WEIGHT.18. DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE SPECIFIED.19.
