1、MS SPECIFICATION SHEETTIRE, PNEUMATIC, AIRCRAFT, 30 X 11.50-14.50, TYPE VIII,(NAVY), FABRIC REINFORCED TREADThis specification is approved for use by the Naval Air Systems Command,Department of the Navy, and is available for use by all Departmentsand Agencies of the Department of Defense.The require
2、ments for acquiring the product described herein shall consist of this specificationsheet and the issue of MIL-T-5041 listed in that issue of the Department of Defense Index ofSpecifications and Standards (DoDISS) specified in the solicitation.SIZEPLYRATING1/STATICLOADRATINGLB.VERTLOADLB.INFLPRESSPS
3、IRATEDBURSTPRESSPSIMIN.2/BEADWIDTHIN.MAX.WEIGHTLB.MAX.STATICUNBAL+1/2 OZ.TREAD3/MOLDSKIDDEPTHMIN.DEFLC+3%-4%30 X 11.50-14.50 26TL 25,000 88,000 245 1225 2.75 75.0 19 RIB 4/ 35%1/ TL = tubeless2/ New tire3/ The tire shall have not less than four and not more than seven ribs. The tread grooves shall b
4、e shaped toprevent foreign objects from being trapped between the ribs. Fabric reinforced tread.4/ As necessary to establish a suitable life cycle index.TIRE AND RIM DATA . See figure 1The tire covered by this MS specification sheet shall be used for life cycle cost indexingevaluation and shall prov
5、ide reasonable service life during all normal operations at takeoff andlanding speeds indicated herein on all types of runways and on aircraft carriers.Five tires shall be used for qualification. All tires shall be built using the same compounds andprocessing techniques. The tires shall be examined
6、as follows:AMSC N/A 1 of 7DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.INCH-POUNDMS14171C(AS)5 March 1997SUPERSEDINGMS14171B(AS)31 July 1987FSC 2620Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS14171C(AS)2Dimen
7、sions: All tires shall be inflated to rated inflation pressure and measured for dimensionalcompliance. Tires shall then be allowed to stand 12 hours minimum at roomtemperature after which the pressure loss due to growth shall be replaced and thetire measured for dimensional compliance. Tire dimensio
8、ns at 350 psi shall thenbe measured for grown compliance. In addition, each of the tires used fordynamic testing shall be measured during testing for grown and throwncompliance (see figure 2)TIRES 1 SS11 ;1()WN (:)R (;1( )WN ANI)MIN. MAX fllROWN MAXOIJ”ISI1)E I) IA. (1), ) 2H,75 29.75 31.(10SECI”l(”
9、)NWI)TI I (W) I I.()() I 1.50 1SoiS1-10JLI)ER I)IA. (1).i) 28.51S 1(”)JIJ)I:R WIIYII (WS) 1O.6(JRA1)IIJS (RI ) 5.1:)RAI)IIJS (l?) 5.30“1E ( ( )N1( )1 01: “rI II; AlIAFT 111:S IALL IN( )1I; XCJXI ) H 11;ENVEL( )I)E S1IOWN ,UK)VE, THISCONI )11.1()N Ml JST 111:ME1”1ll:(.)lU:, 1)1JIUNG, ANI) AFTER 1.1E
10、1)YNAMJC TESTING 1(J;TK)N ( )1: JA1 IFCArON “;S”1IN( ; AN1) WHILE 11!1; rUl IS T()TATIN(”I EQIJIVALENT T(”)GROIJIJD SPE1:I)S RANGIN( im M I o r( ) 235 Kt.( n +wm+ m m Tuw lNFLATED T( ) l-m REQI.JIRE1) wmsurws. TI-111m SHALL mr AWI 11;1:1, ( )1: S1JI”lA1;I,1: MATERIAL WIT1 I A (.:ONTOIJR I)J3R T IE l
11、XMENSKINS AN ) ( )IJTLINE SH( JWN AIK)VEWIIII() J1(1 IAITINO ( )F 11IZ SU)EWAI ,. WHEN TESTED 1(”)T IE I) YNAMIC PORTION”OF THR I)RAWNG.FGL E 1. Tire mown and thrown dimensions.6-.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS14171C(AS)7YAWED TOU
12、CHDOWN LOADS0510152025300 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1G54G49G4dG45G20G28G53G45G43G4fG4eG44G53G29G49G4eG42G44G20G41G43G54G49G4eG47G20G53G49G44G45G20G4cG4fG41G44G20G28G4bG49G50G53G29FIGURE 2. Yawed touchdown loads.CONCLUDING MATERIALPreparing Activity:Navy - AS(Project 2620-N312)Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
