1、*9 3 MIL-C-604186 (6) 9999906 1856264 525 H MIL-C- 60 4 18B (AR 1 AMENDMENT 6 28 Awil 1993 SUPERSEDING AMENDMENT 5 1 September 1992 MILITARY SPECIFICATION CHARGE, PROPELLING, 155MM, M3A1, LOADING, ASSEMBLING AND PACKING This amendment forms a part of Military Specification MIL-C- 60418B (AR) dated 2
2、3 March 1982, and is approved for use by the US Army Armament, Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Defense. PAGE 2 2.1.2: Delete “9331257 - Packing and Marking for Container, Ammo, Metal PA 94: for Charge, Propelling, 155MM, M3
3、A1“ and substitute “7548187 - Packing and Marking of Metal Containers for Propelling Charges, Assembly and Details“. (This reinstates the use of the round end container, dwg 7548187, which was replaced by the square end container, dwg 9331257, by Amend 2, dated 19 Jul 83). 2.1;2: Add the following n
4、ew drawing: I 12 9 13 7 57 - Packing and Marking for Container, Ammo, Metal: PA 132 for Charge, Propelling, 155MM, M3A1 (alternate) 2.1.2: Delete drawing “19-48-4231/53B1 and substitute with the following: I 1 9 - 4 8 - 4 O 4 2A/ 3 - Unitizing Procedure for Propelling Charges Packed in Cylindrical M
5、etal Containers on 4-Way Entry Pallets“ (Dwg 19-48-4231/53B was added to the specification by Amendment 4). 1 of 8 FSC 1320 Licensed by Information Handling ServicesMIL-C-bO4LBB (6) m 9999906 L85b2b5 461 m MIL-C-60418B (AR) AMENDMENT 6 PAGE 3 3.3.1: Add the following sentences: “When the propellant
6、weight is determined prior to loading into increment bags, the proDellant weiaht tolerance shall apply. When the propellant weight is determined using a loaded increment, the loaded incre ment tolerance shall apply.“ Delete the table in its entirety and substitute the following: Propellant Weight Lo
7、aded Increment “Incr. No. Tolerance (i) 02s. Tolerance (2) 02s. 0.05 0.02 0.02 0.05 0.05 0.10 0.04 0.04 0.08 O. 08“ 3.3.2: Delete “ball powder igniter (BPI)“ and substitute “spheroidal propellant igniter (SPI) II. PAGE 4 Add the following paragraph: “3.7.1 Fi rst a rticle test. . Test samples shall
8、be withdrawn from the first lot produced by the contractor and tested in ac- cordance with all the requirements of this specification and with Table III. Until the first article test has been per- formed and found to be acceptable, the contractor is in no way authorized by the Government to initiate
9、 second lot production unless otherwise directed by the contracting officer.Il PAGE 5 4.3.1: Delete “9331257“ and substitute I17548187l1. (This reinstates the use of the round end container, dwg 7548187, which was replaced by the square end container, dwg 9331257, by Amend 2, dated 19 Jul 83). PAGE
10、8 TABLE II, first article inspection: Delete “9331257“ and sub- stitute “7548187“. (This reinstates the use of the round end container, dwg 7548187, which was replaced by the square end container, dwg 9331257, by Amend 2, dated 19 Jul 83). 2 Licensed by Information Handling ServicesY. fl UIL-C-bO4lI
11、8B (b) 9999906 L8562bb 3T8 MIL-C-60418B (AR) AMENDMENT 6 TABLE II, first article inspection: Delete “7548187“ and sub- s t i t ut e 7 54 8 187 / 12 9 13 7 57 I . PAGE 9 4.4.1: Delete “CBI or BPI from not more than one lot number from one manufacturer“ and substitute “CBI or SPI from not more than tw
12、o lots from the same interfix number from one manufacturer“. 4.4.la: Add the following at the end of the paragraph: “Entire lot of propellant shall be utilized in the formation of one lot of propelling charge unless otherwise approved by the contracting officer.“ PAGE 15 4.4.2.6: Critical defect 1:
13、Delete “BPI“ and substitute SPI“. Major defect 101: Delete “BPI“ and substitute SPI“. Minor defect 201: Delete “cloth improper“ and substitute I thread broken“ . Delete “4.5.4“ and substitute “Visual“. Minor defect 202 Delete “marking missing, misleading or unidentifiable“ and substitute “any seam o
14、r opening incom- pletely stitched“. PAGE 18 4.4.2.9: Critical defect 1: Delete critical defect 1 in its entirety. Major defect 103: Delete “100%“ and substitute I (a) I. Add minor defect 203: “Marking missing, misleading, Notes: Add the following: “(a) The frequency of inspection unidentifiable or i
15、ncorrect lot number . 0.65% . 3.2 . Visual“. of propellant shall depend upon the method used.“ 3 Licensed by Information Handling Services,b MIL-C-bOVLBB (6) 9999906 1856267 234 ik MIL-C-60418B (AR) AMENDMENT 6 PAGE 20 4.4.2.11: Major defect 102: Delete “100%“ and substitute I (a) I. Add minor defec
16、t 203: “Marking missing, misleading, unidentifiable or incorrect lot number . 0.65% . 3.2 . Visual“. Notes: Add the following: “(a) The frequency of inspection of propellant shall depend upon the method used.“ Drawing Number: Delete “9921257“ and substitute “9221257“. PAGE 21 4.4.2.12 : Add major de
17、fect 103: “Propellant weight . (a).,. 3.3 . 4.5.1 It . Add minor defect 203: “Marking missing, misleading, Notes: Add the following: “(a) The frequency of inspection unidentifiable or incorrect lot number . 0.65% . 3.2 . Visual“. of propellant shall depend upon the method used.“ PAGE 22 4.4.2.13: Ad
18、d major defect 103: “Propellant weight . (a) . 3.3. 4.5.1 II . Add minor defect 203: “Marking missing, misleading, unidentifiable or incorrect lot number . 0.65% . 3.2 . Visual“, Notes: Add the following: “(a) The frequency of inspection of propellant shall depend upon the method used.“ PAGE 23 4.4.
19、2.14: Critical defect 1: Delete “BPI“ and substitute “SPI“. Major defect 102: Delete “20“ in number of samples column and substitute 1114“. Major defect 103: Delete “100%“ and substitute “O .40%“. 4 Licensed by Information Handling ServicesMIL-C-60418B (AR) AMENDMENT 6 4.4.1.15: PAGE 24 Drawing numb
20、er: Delete 11754818718 and substitute I 7 5 4 8 187 / 12 9 13 7 57 II . Add Major Defect 101: “Charge cannot be removed by hand . (a) . . . 3.2 . . . Visual/Manual“ . Delete Minor Defect 202 in its entirety. NOTES: Add the following “(a) One sample from every eight hours production“. PAGE 25 4.4.2.1
21、6: Drawing number: Delete “7548187“ and substitute I 7 54 8 187 / 12 9 13 7 57 I . Minor Defect 201: Add ii(a)88 to the number of samples column. NOTES: Add the following: l(a) Test plugs may be greased in bulk prior to assembly of containers, and plugs will be in- spected by Quality Assurance perso
22、nnel for acceptability“. PAGE 26 4.5.1: Delete 4.5.1 in its entirety and substitute the following: 114. 5.1 ProDellant we iaht (see 3.3 1 . Any increment which fails to comply with the applicable requirement shall be clas- seddefective and removed from the lot. Inspection equipment shall be in accor
23、dance with 4.4.3.“ 4.5.1.2: Delete 4.5.1.2 in its entirety and substitute the following: “4.5.1.2 Method 2. The propellant in a container shall be weighed and then checkweighed 100 percent on a different balance and if performed manually, by another production operator (no adding or subtracting of p
24、ropellant shall be done during the checkweighing operation). The propellant shall then be placed in the bag and the bag sewn. The weight of the loaded bag should be checked as a major defect using a sampling plan from MIL-STD-105 or MIL-STD-1235 with an AQL of 0.40 per- cent. The weight of the prope
25、llant will be determined by subtracting an average weight as marked on the individual bag from the loaded increment weight“. 5 Licensed by Information Handling ServicesHIL-C-bOVLBB (6) 9999906 1856267 O07 h -c MIL-C-60418B (AR) AMENDMENT 6 4.5.2 : Delete “BPI“ and substitute “SPI“. 4.5.2.1 : Delete
26、“BPI“ and substitute ISPI“. PAGE 27 4.5.2.2 : Delete “BPI“ and substitute IISPI“ in three places. 4.5.4, second sentence: Delete “shall be rejected“ and substitute “shall be removed“. 4.5.5: Delete BPI“ and substitute 5PI“. 4.5.6: Delete (L 2 degrees F) II and substitute I (i 2 -5 degrees F) l. PAGE
27、 28 4.5.6.1: Delete “Ten (10) zone 1 and ten (10) zone 5 charges“ and substitute “Seven (7) zone 1 and seven (7) zone 5 charges“. Delete I (+ 2 degrees F) I and substitute “factor O .68“. Add the following paragraph: “4.5.7 Chame remova 1 from conta iner. Each sample shall be tested for removal of t
28、he propelling charge from the container by hand. The charge may be pulled out by the straps or the container may be inverted and the charge either pulled out or slid out. Any charges that cannot be removed from the con- tainer using the above method shall be cause for rejection of the production rep
29、resented by the sample.“ 5.1: Delete paragraph 5.1 in its entirety and substitute the following: 115.1 Preservat ion and Dac kaainq. N/A 5.2 pack inq. 5.2.1 Level A. The propelling charges shall be packed, sealed and tested in accordance with specified requirements of drawings 7548187/12913754. 5.2.
30、2 Level B. Pack ths same as Level A. 6 Licensed by Information Handling Services0- v MIL-C-604186 (6) W 999990b 1856270 829 W MIL-C-60418B (AR) AMENDMENT 6 5.2.3 Level C , Pack the same as Level A. 5.3 Markinq. Marking shall be in accordance with specified requirements of drawings 7548187/12913754.“
31、 Ji 5.4 Delete in its entirety and substitute with the following new paragraph: “5.4 Unitization. The propelling charges from paragraph 5.1 shall be unitized in accordance with drawing 19-48- 4042A/3. I (Paragraph 5.4 was added to the specification by Amendment 4.) PAGE 29 Add the following paragrap
32、h: “6.12 First a rticle test . The first article test is a one time qualification test for a new contractor to load, assemble and pack acceptable M3A1 propelling charges. has demonstrated the ability to load, assemble and pack the M3A1 propelling charges, the first article test. may be waived by the
33、 contracting officer. The following test program shall be used for the first article test: Once a contractor TABLE III First a rticle test Test Temp No. Control No. Test TECOM Phase idea F) Rounds Rounds Tap Propellant 70 Checkout 145 -60 Sequential 145 Environmental -60 15 15 7 10 TOP-4-2-504 10 TO
34、P-4-2-504 10 TOP-4-2-504 60 TOP-4-2-504 60 TOP- 4 -2 - 5 O 4 I Licensed by Information Handling ServicesMIL-C-bO418B (b) 999990b 1856271 765 MIL-C- 604 18B (AR) AMENDMENT 6 The margins of this amendment are marked with an asterisk or ver- tical lines to indicate where changes (additions, modificatio
35、ns, corrections, deletions) from the previous amendment were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the require- ments of this document based on the entire content irrespective of the marginal notations and relationship to the last previous amendment. Custodian: Army-AR Preparing activity: Army-AR (Project 1320-ADO2) 8 Licensed by Information Handling Services
