1、a t t k-2 9-4 MS338L REV A 26 m L2 0008280 3 = I f EO. WC CLASS 1 2620 THE TIRE SHALL BE IN ACCORDANCE WITH THE APPLICABLE REQUIREMENTS OF MIL-R-7726 EXCEPT AS SPECIFIED HEREIN STATIC INFL . BURST BEAD. STATIC MOLD SIZB PLY LMD PRESS. PRESS. WIDTH WEIGHT UNBAL. TRWD SKID DEFLEC BATIHG RATING PSI PSI
2、 IN. POUNDS OZ-IN DEPTH +3X LBS. MIN. MIN, MAX. W. MAX. MIN. -4% 2/RIB .28 32% - 245.5 1/16TT 11,500 35 5 1245 1.4 30.0 12 - 1ITT-TUBE TYPE TIRE 2IIliREE CONTINUOUS CIRCUMFERENTIAL GROOVES - - NE GROOVE IN CENTER OF TREAD. WIDE GROOVE CONCEPT SHALL BE USED WITH RADIUS AT BOTTOM OF GROOVES TO PRECLUD
3、E STRESS RISERS AND CIRCUMFERENTIAL CRACKING. TREAD SHALL BE FABRIC-REINFORCED . RIM DATA: WIDTH UIN . HIN. FLANGE BENEEH LmME PLANQE LEKE Fl.ANl:P. FLANGE HEEI. EDGE (INCH) (ILICH) (INCH) (INCH) (iN1:iI) (INCH) (1NCll) (INCHI 4.250 14.00 .a75 1.375 ,656 ,435 I219 .O62 VIANU# IltAH#P#I1 HKIUllT wiiu
4、rii w I Ii111 IlAlilIl# #AItIlIH tatitti% THE TIRE COVERED BY THIS DRAWING SHALL BE SUITABLE FOR USE AND PROVIDE REASONABLE SERVICE LIFE DURING ALL NORMAL OPERATIONS AT TAKE-OFF SPEEDS OF NOT HORE THAN 200 HPH AND LANDING SPEEDS OF NOT HORE THAN 185 HPH ON ALL TYPES OF RUNWAYS AND ON AIRCRAFT CARRIE
5、RS. THE TIRE COVERED BY THIS DRAWING SHALL BE SUITABLE FOR USE AND PROVIDE REASONABLE SERVICE LIFE DURING ALL NORMAL OPERATIONS AT TAKE-OFF SPEEDS OF NOT MORE THAN 200 MPH AND LANDING SPEEDS OF NOT MORE THAN 185 HPH ON ALL TYPES OF RUNWAYS AND ON AIRCRAFT CARRIERS, TllB TIRE SILAIJ, WLIIISIANU WITII
6、UUP FAII.UHE THE FOLI.OWINC TISTSi TIRE 1: - DYNAMIC TEST - THE TIRE SHALL WITHSTAND 25 CYCLES OF TEST “A“ FOLLOWED BY 25 CYCLES OF TEST “B“ WITHOUT EVIDENCE OF FAILURE. TEST A - YAW TEST - ONE CYCLE OF TEST “A“ SHALL CONSIST OF ONE CYCLE OF TEST IAl AND ONE CYCLE OF TEST %2“. TEST Al - 1. LAND TIRE
7、 ON FLYWHEEL ROTATING AT A PERIPHERAG SPEED OF 30 HPH WITH A PRESELECTED b DEGREE YAW ANGLE RELATIVE TO THE DYNAMOMETER. 2. INCRFASE LOADING UNTIL THE TIRE IS LOADED WITH A RADW LOAD (IN THE WHEEL PLANE PERPENDICULAR TO FLYWHEEL) OF 11,500 POUNDS. 3. U“D THE TIRE WHEN A DISTANCE OF 300 FEET HAS BEEN
8、 COMPLETED WITH FULL LOAD. TBST A2 - SAME hS TEST Al, EXCEPT THE 3 DESREE YAW ANGLE SHALL BE APPLIED IN THE OPPOSITE DIRECTION. TEST B TAXIITAKE-OFF TEST- THE VERTICAL CENTERLINE OF THE MOWTED TIRE SHALL HAKE AN ANGLE OF 87 DEGREES WITH THE DWMETER FLWHEEL AND THE LOAD APPLIED ON THE TIRE INBOARD SI
9、DE. THE TIRE SHALL BE TAXIED ON THE FLYWXEEL AT 30 MPH PO2 10,000 FEET WITII 11,500 POUNDS LOAD. SHALL BE ACCELWTED AT AN AVERAGE RATE OF 4.6 FEETISECISEC FROH 30 MPH TO A SPEED OF 200 HPH. THE TIRE SHALL BE bYLANDED AFTER A TAKE-OFF ROLL DISTANCE OF 9,000 FEET HAS BEEN COVERED IN APPROXIMATELY 53 T
10、O 55 SECONDS. TAKE-OFF ROLL, AT WHICH TIME IT SWLL BE DECREASED LINEARLY WITH TIME TO 1,000 POUNDS AT 51 SECONDS AFTER THE START OF THE TAKE-OFF ROLL AND DECREASED TO ZERO POUNDS AT THE TIME THE TIRE IS UNLANDED. THE TIRE DEFLECTION AT RATED LOAD ON THE FLYWHEEL SHALL BE THE SAME AS OBTAINED WITH TH
11、E RATED LOAD AND INFLATION PP.ESSURE OX A FLAT PLATE. UPON COMPLETION OF TNE TAXI ROLL THE FLYWHEEL THELOAD SHALL BE MAINTAINED AT 11,500 POUNDS FOR THE FIRST 6 SECONDS AFTER THE START OF THE TIRB 2: GOVT LM TEST - THIS TIRE SHALL BE REBUILT FROM THE SAME BATCH AS TEST TIRE 1 AND SHALL BE IDENTICALL
12、Y PROCESSED. THIS TIRE SHALL NOT BE CONTRACTOR TESTED AND SHALL BE PROVIDED FOR GOVERNMENT LABORATORY TESTING. SECTION - A REPRESENTATIVE SECTION OF TIRE 1 AND TIRE 2 SHALL BE SUBMITTED TO A GOVERNMENT LABORATORY AS - SPECIFIED IN NS 3377, m. - 1. REFERENCED DOCUIIENTS SHALL RE OF THE ISSUE IN EFFEC
13、T ON DATE OF INVITATIONS FOR EIDS, DR REQUEST FOR PROPOSAL EXCEPT THAT REFERENCE ADOPTED INDUSTRY STANDARDS SHALL GIVE THE DATE OF THE ISSUE ADOPTED. / 2. FOR DESIGN FEATURE HE RE IN. PURPOSES, THIS STARDARD TAKES PRECEDENCE OVER PROCUREMENT DOCUMENTS REFERENCED (A) REVISED AND REDRAWR M Il IT ARY ST AN DARD NAVV-AA3 TITLE khrcurr TIRE. PNEUMATIC. AIRCRAFT, REBUILT MS3381 (AS) 245.5 (200 MPH) TYPE VI1 (NAVY) WUREMNT WECIFICATION WERSEDEI: . x 1 ; Y r $ : i l 3 O lx P o, 4 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
