1、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-12927R (MU) AMENDMENT 1 Page 9, add new paragraphs: “4.2.3.4 Proving ground test (see 3.7) Major defect, Code No. 07001.-Beglnning with the first lot produced and continuing until three consecutiv
2、e lots have complied with the acceptance criteria specified, the sampling plan for this test shall be in accordance with Standard MIL-STD-lOSD, Table III A, Code Letter K and an AQL of 0.40 percent. The test -=- shall be performed as specified in 4.3.4. 9 L c t 4.2.3.4.1 After three consecutive lots
3、 have met the k2 criteria of 4.2.3.4, the sampling plan for this test shall be b in acoordance with Standard MIL-STD-105D, Table III A, Code ! as specified in 4.3.4.“ 4 9 Letter H, and an AQL of 1.0 percent. The test shall be performed - Page 10, paragraph 4.3.2.2, delete and substitute: -= “4.3.2.2
4、 Functioning test 4.3.2.2.1 The procedure used shall be the same as In 4.3.2.1 except that a steel ball of 10-0.2 dropped on the firing pir, from a height of P approx.) 12 inches which will impart 1920 inch ounces (max.) of energy, -4.3.2.1 except thata steel ball of 20-0.2 dropped on the firing pin
5、 from a height of P approx. which will impart 640 inch ounce8 (max.) of enerp. ounds shall be 4.3.2.2.2 The procedure used shall be the same as in ounds shall be Page -10, add-new graph: 4.3.4 Proving ground.-This test shall be pe at a overniitent proving ep.ound. shall be assembled to mortar rounds
6、 for which the Ignition cartridge was designed and which are sand-loaded to a total individual weight of approximately 26.00 pounds (without extension). The sand loaded rounds shall be fired, utilizing charges, in accordance with drawing 8863614. The mortar tube shall be elevated to an angle of 45 d
7、egrees. In lieu of . . sand-loaded rounds, proof-proJectiIes of acceptable types may be used. appllcabie requirement8.“ The loaded ignition cartridges Observation shall be made for compliance with the 2 .-. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS
8、Page 14, paragraph 604.1,2 delete and substitute: u6.4.1.2 Punctoning.-The a shall be in accordance with Stand ode Letter L and AQL of 0.65 percent, Jerfomned as speciffed in 4,3.2.2.1and 4.3.2.2.2,. 3uetdlan: The tests shall ba AmDy-m GPO 948-is1 . .- .- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
