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    ARMY DOD-P-63986-1982 PELLET FLASH TUBE 1B52《1B52型闪光管用弹丸》.pdf

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    ARMY DOD-P-63986-1982 PELLET FLASH TUBE 1B52《1B52型闪光管用弹丸》.pdf

    1、DOD-P-63986 (AR) 14 MY 1982 MILITARY SPECIFCATION Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improvin this document should be addremed to: Commander, US Army Armament however, the standard deviation requirement shall be met. Velocity dat

    2、a shall be corrected to the muzzle condition using a positive correction value of +0.75 m/sec per meter multiplied by the distance between the muzzle and the midpoint of the velocity screens. See 6.3.1 for example of this procedure. 4.5.4.10 Action time. The test rounds shall be conditioned at -54OC

    3、, 21C and 71C and fired from a test fixture barrel. The time between application of voltage to primer and exit of the projectile from the muzzle shall be measured. The time shall comply with the requirement of Table I. Any corrected action time of 2.40 milliseconds or less shall be regarded as a pot

    4、ential instrumentation error and referred to the Government for disposition. 17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-P-b37b 13 I 7777906 0352500 7 m DD-P-63986 (AR) 4.5.4.11 Environmental tests. Unless otherwise pecified, performance d

    5、uring and/or after environmental exposure, as specified in the applicable test procedure, shall consist of conducting the tests of 4.5.4.8, 4.5.4.9 and 4.5.4.10. except all test rounds shall be conditioned at 21OC prior to firing. -. , 4.5.4.11.1 Temperature, humidity and altitude. The test rounds s

    6、hall be subjected to the temPerature/humiditv/altitude test f MIL-STD-810; Method 504. shall be examined for deterioration and subjected to the test referenced in 4.6.2. Afier exposure, th test item 4.5.4.11.2 Aircraft vibration. The test rounds shall be subjected to a broad band random vibration pr

    7、ofile in accordance with the requirements of MIL-STD-810, Method 514.2, Procedure I, Category C, except the vibration spectrum shall be as shown in Figure 1. The test item shall be mounted to a test fixture simulating an AAH magazine in a normal airplane mounting as specified by the procuring agency

    8、. The test duration shall be 45 minutes in each of three mutually perpendicular axes at each of two temperature conditions, -40 +2.BoC and 65.5O +2.8OC. Following exposure, all of the test items shall be-subjected to the tests referenced in 4.3.2. 18 I Provided by IHSNot for ResaleNo reproduction or

    9、 networking permitted without license from IHS-,-,-DOD-P-b39Bb 13 I 977770b 0352503 O W DOD-P-63986 (AR) 2000 1000 500 100 n 50 10 5 1 TIME (MINUTES) FIGURF, I. VIBRATION TEST REQUIREMENTS 19 i: I. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- i -

    10、. DOD-P-b37b 23 II 9777906 0352502 2 I WD-P-63986 (AR) 4.5.4.12 Test data. Test data shall be recorded in uncorrected form as well as after correction for reference round data in accordance with the calibration procedure of 4.5.4.7. The test data shall also include any anomalies which may occur duri

    11、ng all ballistics tests. The standard deviation shall be calculated in accordance dith 6.3.2. If any sample cartridge firing defect is found to have been caused by a defective test weapon, the firing defects shall not be classed as a failure. In such case, the defective test weapons shall be correct

    12、ed or replaced and the test repeated in whole or in part, as appropriate. If such firing defect is not found to have been caused by a defective weapon, it shall be classed as a failure. 5.0 PACKAGING 5.1 Preservation, packaginq and packing. The IB52 pellets shall be packaged in sealed, conductive pl

    13、astic, containers for interplant transportation and storage. For shipment by common carrier the material shall be sealed in conductive plastic packages and further packaged in conformance with the requirements of Title 49, Code of Federal Regulations, Parts 100 through 199. 6.0 NOTES 6.1 Intended us

    14、e. The IB52 pellet is intended for use as an ignition booster for the 30mm family of cartridges including M788, and M789 ammuni tion. 6.2 Ordering data. See MIL-A-48078. 6.3 Ballistic test notes. 6.3.1 Muzzle velocity correction example. A velocity of 800.2 meters per second is recorded in a test in

    15、strumentation conf iguration-with the midpoint between the velocity coils located 30 meters from the muzzle. The muzzle velocity is calculated as follows : Muzzle velocity = 800.2 + 0.75(30) = 823 meters per second 6.3.2 Standard deviation. The standard deviation for use in testing for projectile ex

    16、traction, muzzle velocity, chamber pressure and action time shall be calculated in accordance with the following formula: 6.4 Submission of inspection equipment designs for approval. See MIL-A-48078. Submit equipment design as required to: Commander, ATTN: DRDAR-QAF-I, ARRADCOM, Dover, NJ 07801 20 P

    17、rovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-P-b39b 13 I 799970b 0352503 ti M DOD-P-63986 (AR) 6.5 Submission of results of contractor-conducted examination and tests. Unless otherwise specified by the contracting officer, the contractor should

    18、 forward requested records of examination to: Commander, ATTN: DRDAR-QAF-S, ARRADCOM, Dover, NJ 07801 Custodian: Army-AR Preparing activity: (Pro ect 1305-A89 2) Army-AR * U.S. GOVERNMENT PRINTING OFFICE: 1982-505-022/2965 21 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-


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