1、MILITARY SPECIFICATION CARTRIDGE, IMPULSE, MARK 8 MOD O This amendment forms a part of Military Specifcation MlLC-24017B(AS), dated 10 December 1985, and is approved for use within the Naval Air Systems Command, Department of the Navy and is available for use by all Departments and Agencies of the D
2、epartment of Defense. PAGE 3 98.1: Delete “velocity shall be 16.0 feet per second arid Substitute “velocity shall be 7.2 fee? per second”. Delete the following sentence: “The upper limit (UL) of velocity shall be 25.0 feet per second.” 3.8.2: Delete in its entirety 883: Delete in its entirety 3.84:
3、Delete “not greater than 0.020 second” and substitute “not greater than 0.030 second,” PAGE 6 . ,.- *. . 4.6.7: Delete in its entirety and substitute: “4.6.7 Ballistic test. The number of cartridges selected from each production lot for the ballistic test shall be in accordance with table II. For te
4、st firing the Mark 8 impulse cartridges, a 200(Fpound general purpose inertly loaded store shall be mounted on a standard Aero 3A bomb ejector rack, The position of the ejector shall be such that when a bomb W mounted on the ejector nose down and axis vertical, its noce shall be held 7 feet 6 inches
5、 from the ground. Suitable instrumentation for measuring chamber pressure and for determining the time from the closing of the firing circuit to the complete opening of one of the ejector hooks shall be installed. The cartridges shall be conditioned for 12 hours at 700 f 5OF prior to firing in the e
6、jector rack. Firing current shall be 10 f O5 amperes dc. Any cartridge which fails the requirements stated in 88 shall be cause for rejection of the lot represented.” 4,6.7.1 Delete in its entirety and substitute: “4.6.7.1 Velocity at ejection. The velocity M shall be computed using the equation V =
7、 d E= 1.465d = individual velocity at ejection in feet per second where h = vertical height of nose of store (75 feet) g = 32.2 ftk2 d = horizontal ejection distance in feet. me horizontal distance ejected (d) is measured in feet.” AMSC N/A Page 1 of 2 FSC 1371 Distribution Statement A: Approved for
8、 pu,lic release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.* MlL-G24017B(AS) AMENDMENT 1 PAGE 8 64.5: Delete “is greater than 0.020 second” and Substitute “is greaier than 0.030 second” _. Preparing activity Navy-AS (Project 13TI-N938 ) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
