AIR FORCE MS22081-1977 TIRE PNEUMATIC NEW TYPE III 20.00-20 26PR《III型 20.00-20 26PR新充气轮胎》.pdf

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1、! MS22081 2b W 9499912 0008603 L W I FED. SUP CLASS I 2620 - 20.10 MAX 19.20 MIN bp- .- I 1 1.17.10 MAX,-I i t “A. TITLE TI RE, PNEUMATIC MILITARY ST AM DARD MS 22081 NEW TYPE 111 20.00-20/26PR hC.i NAVY - AS I I ! WET 1 OF 3 USAF DWG65D1542 ROCUKYHTSP c KATWN WERSEDES: MI L-T- Provided by IHSNot fo

2、r ResaleNo reproduction or networking permitted without license from IHS-,-,-MS2208L 2b 9999932 0008bOi-I 3 H .A. . :; rhrc Gst NAVY - AS 2620 GENERAL NOTES 1. ANY DEVIATION FROM GIVEN DIMENSIONS SHALL BE AUTHORIZED BY THE PROCURING AGENCY. 2. REFERENCE TO ANY SPECIFICATION HEREIN SHALL BE CONSTRUED

3、 AS REFERENCE TO ISSUE IN EFFECT ON THE DATE OF INVITATION FOR BIDS. TIRE NOTES THE TIRE SHALL CONFORM TO THE APPLICABLE REQUIREMBTS OF SPECIFICATIOX MIL-T-5041 AND SHALL BE CAPABLE OF OPERATING AS A TUBELESS OR TUBE TYPE TIRE AND SHALL COMPLY KITH THE REQUIRPIENTS LISTED BELOW: TITLE Ti RE, PNEUMAT

4、I C NEW TYPE II I 20.00-20/26FR MOLD STATIC BEAD LOAD IXFXATION BURST WIMH WEIGHT UNBALANCE SKID DEPTH IN (LBS PRESSURE PRESSURE IN SIZE RATING MAX) (PSI MAX) (PSI MAX) (MAX)* (MAX) (MAX) TREAD (MIN) 0.00-20 26 46,500 125 460 3.50 270 45 RIB 0.40 STATIC LR . IN oz 1. AND 60 CYCLES OF TEST “C“, WITHO

5、UT EVIDENCE OF FAILURE. BE RUN AT 39% DEFLECTION. THE CYCLES RUN AT 39X DEFLECTION SHALL BE RUN FIRST. THE TIRE SHALL SATISFACTORILY WITHSTAND 130 CYCLES OF TEST “A“, 130 CYCLES OF TEST “B“, FIFTY PERCEhT OF THE CYCLES SHALL “A“ TAXI-TAKEOFF THE TIRE SHALL BE LOADED TO 46,500 POUNDS AAINST A STATION

6、ARY FLYWHEEL. THE FLYWHEEL SHALL THEN BE ACCELERATED TO 30 PMH AND THE TIRE SHALL BE ROLLED (SIMUIATING TAXI) AT CONSTAhT SPEED FOR 13,500 FEET. STOP THE FLYWHEEL KEEPING THE TIRE FULLY LOADED. THE FLYWHEEL SHALL THEN BE ACCELERATED (SIMULATING TAKEOFFS) AT AN AVERAGE RATE OF FOL% FT/SEC/SEC TO 200

7、MPH. THE LOAD SHALL RWIN CONSTAhT FOR THE FIRST 15 SECONDS AND THEN DECREASED LINEARLY WITH TIME TO 15,000 POUNDS 60 SECONDS AFTER START OF THE TAKEOFF ROLL AND THEN DECREASED TO ZERO POUNDS IN APPROXIMATELY 75 SECONDS AFTER START OF THE TAKEOFF ROLL. THE TIRE SHALL BE UNLOADED AFTW A ROLL OF 11,250

8、 FEET HAS BEEN COVERED. . UNDING-TAXI ROLL #IBIS THE TIRE SHALL BE UNDED AGAINST A FLYWHEEL ROTATING AT A SPEED OF 160 MPH. THE FLYWHEEL SHALL HAVE AN AVERAGE DJCELERATION OF 4.5 FT/SEC/SEC FROM 160 MPH TO 30 MPH. INCREASE LINEARLY FROM ZERO AT INSTAhT OF UNDING TO 8,000 POJNDS IN FIVE SECONDS AND T

9、HEK INCREASE LINEARLY TO 27,000 POUNDS IN 30 SECOKDS AFTER UNDING AND HELD AT THIS LOAD LWIL THE TOTAL ROLL DISTANCE OF 6,040 FEFP HAS BEEN COVERED IN APPROXIMATELY 43 SECONDS. THE LOAD SHALL THE rm SHALL THEN BE TAXIED AT 30 MPH FOR 13,500 FEET AT 27,000 POUND LOAD. TAXI AND CAMBER (1) (2) (3) INCR

10、EASE THE CARRIAGE LOAD LINEARLY WITH TIME FROM ZERO TO 57,000 POLXDS. FOR ilCl ACCELERATE THE FLYWHEEL TO 30 MPH AND MAIhTAIN THIS SPEED THROUGHOLS THE TEST. LAND THE TIRE ON THE FLYWHEEL IN A POSITION OF 10 CAMBER. FIGURE 1, or 57,900 POUNDS FOR FIGURE 2, WITHIN i! SECONDS AFTER NDIXG AND HAIhTAIK

11、THIS LOAD UNTIL A ROLL DISTANCE OF 2,300 FEET HAS BEEN COVEKED. 3 (4) -E SHALL BE 30 CYCLES OF THE ABOVE TEST COMPLETED AT 10 CAMBER INBOARD AND 30 CYCLES AT loo CAMBER OUTBQARD. 2. THE TREAD PATTERN SHALL HAVE A MINIMUM OF FOUR GROOVES WHICH SHALL BE WITHIN THE COhTACT REA OF THE STATIC LOAD FOOTPR

12、INT TAKEN AT 6077 OF THE MAXIMUM STATIC LOAD AND RATED INFLATION PRESSURE, THESE GROOVES SHALL BE CONTINUOUS AND CIRCUMFEREhTTIAL WITH A MOLD SKID DEPTH AS SPECIFIED ABOVE. I USAF DWG 65D1542 i-m%Yn WTERIEDES: MILITARY STANDARD MS 22081 WELT 2 Of 3 i Provided by IHSNot for ResaleNo reproduction or n

13、etworking permitted without license from IHS-,-,-MS22081 26 m 9999912 0008605 5 i: FED. YIP CUSS 2620 A FULL SIZE TIRE FOOTPRINT CONFORMING M THE APPLICABLE RBQLIRE!.ENTS OF THE MAXIhUM STATIC MAD AND SUBMITTED IN THE QUALIFICATION TEST REPORT. SPEC. MIL-T-5041 SHALL BE TAKEN AT RATED INFLATION PRES

14、SURE AND 60% OF ).THE TIRE CARCASS SHALL HAVE THE STRUCTURAL INTEGRITY AND SOUNDNESS TO SATISFACTORILY COMPUTE A MINIMUM OF THREE FULL RETREADING LIFE CYCLES. I Ob LA INBOARD - OUTBOARD - FLYWHEEL FIG 1 MOVABLE CARRIAGE I lo% APPLIED CARRIAGE LOAD 57,900 LBS INBOARD OUTBOARD FLYWHEEL FIG 2 BENT MANDREL TITLE TIRE, PNEUMATIC NEW TYPE 111 NAVY - AS 20.00-20/26PR I I OF 3 . .-.- ._. - Pv-i %ulH.irim SUPERSEDES: WELT 3 UXDWG 65D1542 I L mw1 - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-