NAVY MS3384 REV A-1981 TIRE PNEUMATIC AIRCRAFT REBUILT 28 X 7 7 (200 MPH) TYPE VII (NAVY)《VII型28 X 7 7(200 MPH)航空器重建充气轮胎(海军)》.pdf

1、MS338Li REV A 26 9 7777732 0008283 7 9 /4-SS-L I FED. sur CLASS THE TIRE SHALL BE IN ACCORDANCE WITH ME APPLICABLE REQUIREMENTS OF MIL-R-7726 WCEPT AS SPECIFIED HEREIN I 2620 STATIC MFL. BURST BEAD STATIC TREAD MOLD DEFLEC. SIZE PLY LOAD PRESS. PRESS. WIDTH WEIGHT UNBAL SKID +3% RATING RATING PSI PS

2、I IN. LBS. OZ-IN DEPTH -4% LBS. RATED MIN. MAX. MAX. HAX. MIN. 287.7 14 n 11,000 . 195 685 1.75 42.0 14 - 2IRIB .30 32% - lln Tubeless - 21 At least three, but not more than seven continuous circumferential ribs - fabric tread RIH DATA: WIDTH MIN. HIN. FLANGE BEWEEN LEDGE “GE LEDGE FLANGE FLANGE HEE

3、L EDGE FLANGES DIMETER HEIGHT WIDTH WIDTH RADIUS RADIUS RADIUS (INCH) (INCH) (INCH) (INCH) (INCH) (INCH) (INCH) (INCH) 6.0 14.0 , 1.0 1.75 .750 .5 .25 .125 THE TIRE COVERED BY TliIS DRAWING SHALL BE SUITABLE FOR USE AND PROVIDE REASONABLE SERVICE LIFE DURING ALL NOW OPERATIONS AT TAKE-OFF SPEEDSOF N

4、OT HORE THAN 200 MF“ AND LANDING SPEEDS OF NOT MORE TIIAN 185 MPH. lE TIRB SHALL WITHSTAND WITHOUT FAILURE THE FOLLOWING TESTS: TIRE 1: TIlE TIRE EVlIN3iCE 50 CYCLES ,. ItbT DY too cYCI.I:s OF TEST UITIIOUT TEST A - nIE TIRE SIIALL BE LANI1I:lI A(:AlNST A FLYWIIBEL ROTATING AT A PEKIIIIEKIIL SPEEI)

5、OF 200 MPII (174 KNOTS). THE FLYMIEEL SPEED SHALL 17lW BE DECREASED UNTIL A ROLL DISTANCE OF 9000 FEET HAS BEEN COVERED, AT WHICH TIEIE THE TIRE SHALL BE UNLANDED. BET“ 200 AND 100 MPH, AND IS UNSPECIFIED BELOW 100 MPH. THE TIRE LOAD SHALL BE INCREASED TO 1000 LBS IN 2 TO 4 SECONDS AFTER LANDING AND

6、 THEN FURTHER INCREASED LINEARLY WITH TIEIE TO A VALUE OF 11,000 LBS IN 49 TO 54 SECONDS AFTER LANDING. 11,000 LBS UNTIL THE TIRE IS UNLANDED. BE THE SAKE AS OBTAINED WITH THE RATED LOAD AND INFLATION PRESSURE ON A FLAT PLATE. THE AVERAGE DECELERATION RATE SHALL BE 4.5 FT/SF/SEC THE LOAD SHALL THEN

7、BE MAINTAINED AT THE TIRE DEFLECTION AT RATED LOAD ON THE FLYWHEEL SHALL TEST B - THE TEST CYCLE SHALL BE IDENTICAL TO THE LOW SPEED (90 TO D EIPH) DYNAMIC TEST DESCRIBED IN SPECIFICATION MIL-T-5041. AS OBTAINED WITH THE RATED LOAD AND INFIATION PRESSURE ON A FLAT PLATE. THE TIRE DEFLECTION AT RATED

8、 LOAD ON THE FLYWHEEL SHALL BE THE SAME TIRE 2: Com LAB TEST - TBIS TIRE SHALL BE REBUILT FROM THE SAME BATCH AS TEST TIRE 1 AND SHALL BE IDENTICALLY PROCESSED. ?BIS TIRE SHALL NOT BE COZITRACTOR TESTED AND SHALL BE PROVIDED FOR GOVERNMENT LABORATORY TESTING. 1 SECTICIN - A REPRESFNTATIVE SECTION OF

9、 TIRE 1 AM) TIRE 2 SHALL BE SUBMITTED TO A GOVERNHFNT LABORATORY AS SPECIFIED PER EIS 3377. AIR RETDITION - THE TUBELESS TIRE SHALL BE INFLATED TO L PRESSURE OF 280 PSI AND ALLOWED TO STAND FOR A PERIOD OF 4 HOURS AT WHICH TIME THE PRESSURE DROP DUE TO GROWTH SHALL BE REPLACED. ADDITIONAL 12 HOURS A

10、T WHICH TIME THE PRESSURE SIlALL BE MEASURED AND THE TIRE INSPECTED. SUCII AS SIDEWALL UI.ISTIKS. TKIaIl SIIAIAIiIN, 1.W. 1, THE TIRE SIIALL THEN STAND FOR AN THE AIR PRESSURE LORS SHALL NOT FXCERI) 5 rw:w ANI) WIE *TIHI: SIAIJ. NOT REVIN. ANY mmuNcB OR PEKFOHMANCE DBPFCTS. E- REFERENCED DOCUEBNTS S

11、HALL BE OF THE ISSUE 1N EFFECT G+? DATE OF INVITATlON FOR BID, OR REQUEST FOR PROPOSAL, EYCEPT TFT REFERENCE ADOPTED 1NDUSTRY STANDARDS SHALL GIVE TUE DATE OF THE ISSUE AWPTED. FOR DESIGN FWAIIIRE PURPOSES, THIS STANDARD TAKES PRECEDENCE OVER PROCUREHFNT DOCUMENTS REFERENCED HEREIN. 2. REVISED AND R

12、EDRAWN STANDARD UII ITADV W A NAVY -AS TITLE hGSI hIL1IAI TIRE, PNEIMATIC. AIRCRAFT, REBUILT, 28 x 7.7 (200 WH) TPE VI1 (NAVY) 4 ROCUREUENT SPECIFICATION SUPERSEDES: MIL-R-7726 / : : 1 C C 1 ! i 1 I 1 c 1 I ! i 1 ! Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-