ARMY MIL-P-48762 (1)-1977 PROJECTILE 155MM HE ROCKET ASSISTED M549 INERT SIMULATED PARTS AND LOADING《M549式155 mm火箭助推榴弹(惰性)用模拟零部件及其装药》.pdf

1、I/IIL-P.-4 8 7 6 2 AIE“I4ENT 1 ( PA ) 7 February 1977 MILITARY SPECIFICATION PROJECTILE, 15514M, HE, ROCKET ASSISTED, n54 9, INERT, SITWLATED PARTS AND LOADING 3 3 * This amendment forms a pavt-of Military Specification for use by all Departments and Agencies of the Department of Defense. PIIL-P-487

2、62, dated 25 April 1975, and is approved 4 . Q Change the title by adding the following: “FOR IETAL PARTS AND PROPELLANT ACCEPTANCE TESTING ONLY“ Paragraph 1.1, Delete. this paragraph in its entirety i -3 -3 :a and substitute the following: . inert parts and the complete inert round loading and asse

3、mbly .of Projectile, 14549 for Metal Parts and Propellant Acceptance Testing OnlylI. I “1.1 This specification covers the fabrication of the Paragraph 2.1, Delete the following under Army, Drawings: f19298010 Grain, Forward, Inert Paragraph 3.4.1, Delete this paragraph in i$s entirety. Paragraph 4.3

4、.1, Delete the following items from the 1 9298011 Grain, Aft, Inert“ table : .4 - I1Inert grain forward 9298aio 15 Inert grain aft - 9299011 15“ -a Paragraph 4.4.2.1, Delete this paragraph in its entirety. r. f Paragraph L 4.4.2.2, Delete this paragraph in its entirety. J I Paragraph 4.4.2.7, Change

5、 the title to .read as follows: “I4otor Body Assembly Prior to Inert Loading“ FSC: 1320 THIS BOCCIMENT CONTAINS -3 PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-/ ;, = MIL-P-48762 (I) 13 m 777970b O324278 4 m MIL-P-48762 “(PA) AIIIENDI4ENT 1

6、 -f I. . Paragraph 4.4.2. f, Add the following Major defect: . 11131+. Grain support bonding assembly missing or improperly bonded 0.40% 3. 2Visual/Mariual“. Paragraph 4.4.2.7.1, Delete this paragraph ir1 its entirety. Paragraph 4.4.2.8, Delete Najor defects 133 and i34 and “133. Warhead and motor b

7、ody knurl and add the following defects: threads not free from grease, inert fill or foreign matter prior to application of adhesive 100%. .3. 2.Visua lubricant improper . 0.40$.3.2. Visual* fill . 0.40. 3 .2.age or improper 0.40%.3.2*Gage 134. Grain cushion missing or 136. Height of Hotor body iner

8、t 137. Relief in inert fill missing Paragraph 4.4.2.9, Add to Major defect 101: 11(.002 feeler)ll, Paragraph 4.4.2.9, Add the following Major A defect: “103. Excessive gap between the warhead and Motor Body (.O05 feeler). .loo%. .3.2 . .Gage“. Paragraph 4.4.2.9, Delete. Major defect 132 and add the

9、followfng : “132. Lifting plug not fully seated .O.40%. . .3.2 .Visual 133. Liftng plug gasket missing . 0.40$.3.2.Visualt1. 2 I“-;- 1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I4IL-P-48762 (PA) ATEIEND/IENT 1 . .-paragraph 4.1+,3;3, Delete thi

10、s, paragraph in its entirety and substitute the following: “4.4.3.3 X-ray .eexamination for missing -0.r. ,improperly assembled comporierits. Major “At1 Defect .-Each motor body assembly shall be subjected to a single x-ray examination in a plane-that will clearly define the ring seal between the mo

11、tor body and delay. The shear ring seal shall be fully expanded in the delay and motor body grooves, Any assembly which shows evidence of missing or improperly assembled com- ponents, as listed below, shall be classed as defective and removed from the lot. a. Delay housing not properly seated in mot

12、or body, b. Shear ring seal not fully expanded in delay and c. . Gap between the -grain support bonding assembly and motor body grooves. motor body step exceeding 0.50 inches maximum as compared to the x-ray Std (the standard for HE 14549 shell should be used). Paragraph 4.5.1, Change the title to read as follows: “4.5.1 Determination of missing OP improperly assembled comporients“ . Custodian: Army - PA Proj ec-t Number : 132O-A363 -11 Preparing Activity: Army - PA 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-