1、MIL-P-63311 (AR) AMENDMENT 4 23 April 1991 SUPERSEDING AMENDMENT 3 8 April 1988 MILITARY SPECIFIC ATION PRIMER ELECTRIC, M83 LOADING, ASSEMBLING AND PACKING This amendment forms a part of Military Specification MIL-P-63311 (AR), dated 29 June 1979, and is approved for use within the U.S. Army Armame
2、nt, Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 Title: Delete ll(ALTERNATE)ll. 1 1: Delete: ll(Alternate)ll. 2.1: Specifications: MII,-STD-46215: Change “igniter, Electronic Primer, M63 and Electric Primers, M80A1 and M
3、83“ to llElectric Primers, M80A1, M83 and M12011. PAGE 2 2 . I : STANDARDS : Add: 11MIL-STD-105 - Sampling Procedures and Tables for In spec t ion by At tr i bu tes . Ch ange: IlMIL-STD-286 Propel.1ants: Sampling, Inspection and Testing“ to “MIL-STD-286 - Propellants, Solid: Sampling, Examination an
4、d Testing.“ Drawing 8847476: Delete: “(Sheet 2)“. 3. I . 1 Delete: “(Sheet 2)11. e AMSC N/A 1 of 6 FSC 1390 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63311
5、(AR) AMENDMENT 4 PAGE 3 * 3.3.1: Delete in its entirety and substitute: 113.3.1 Ignition element charge composition. The moisture content of the ignition element charge composition after drying shall not exceed 0.02 percent.ll 3.6: After ii31t, change llorll to tlofll. 3.7: Change rlchallll to llsha
6、llll. PAGE 4 4.3.1: Drawing 8847476: Delete: “(Sheet 2)“. PAGE 6 Table 1, Examination or Test block: Change: “(Dwg. 8847476 - sheet 211 to “(Dwg. 8847476lt1. PAGE 7 4 . 4.21: Change I1Tast1! to llTestll . PAGE 8 * 4.4.2.1, Note 1: Delete in its entirety and substitute: IlNote I. Three samples minimu
7、m shall be selected from each drying oven after completion of drying cycle. If the moisture content of any sample exceeds the requirement, that quantity of material represented by the sample shall either be redried until acceptable results are achieved or rejected. The selected samples must not be d
8、ried more than any other unit which could be selected.11 PAGE IO 4.4.2.3, Next Higher Assembly block: Delete: “(sheet 2)It. PAGE 11 * 4.4.2.4, Next Higher Assembly block: Delete: “(sheet 2)“. Major 102: Delete lllOO$lt and substitute 110.40$11. Delete: 11105 Retainer fails to withstand application o
9、f minimum assembly torque. (See note if lacquer is used). 0.40% 3.2 4.5.8.1“. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-b MIL-P-b3311 (4) 13 9999906 0481891 4 .-E % t MIL-P-63311 (AR) AMENDMENT 4 L PAGE 12 4.4.2.5, Drawing Number block: Delet
10、e: *(sheet 2)11, 4.4,2.5, Critical Defect: Add: 1 l t 3.1.1 Vi sualIl . 2 Plug missing 100% PAGE 19 4.4.3.2.1: Change: “Beginning with the first lot produced and continuing until three“ to “Beginning with the first lot produced, or a lot following a rejected lot in 4.4.3.22, and continuing until thr
11、eet1. 4.4.3.2.2: Add to the end of the paragraph: “If a lot is rejected under these criteria, continue testing lots in accordance with 4.4.3.2.Ion. 4.5.1, Line 3: Change: ltsurrentll to llcurrenttl. PAGE 20 * 4.5.2.1: Delete in its entirety and substitute: 1t4.5.2. I Igniter charge composition. The
12、moisture content of the igniter charge composition shall be determined as specified in Method 102.2.1 of MIL-STD-I234 except that the electric ignition element loading assembly and only a two hour dry time shall be used. The upper insulator from the electric ignition element loading assembly may be
13、removed prior to analysis . * 4.5.2.1.1: Delete in its entirety. 4.5.2.3: Change: “Method 102.111 to “Method 102.1.31t. 4.5.3, Line 2: Delete: “(Sheet 2)11. 4.5.6, 4.5.6.1, 4.5.6.2, 4.5.6.3 and 4.5.6.4: Delete in their entirety and substitute: 3 Provided by IHSNot for ResaleNo reproduction or networ
14、king permitted without license from IHS-,-,-MIL-P-63311 (4) 13 = 9997906 048192 b MIL-P-63311 (AR) AMENDMENT 4 “4.5.6. Determination of ignition charge composition. The chemical composition of the ignition charge shall be considered satisfactory if it is in accordance with the following: Component P
15、otassium chlorate and gum solids Lead thiocyanate Charcoal Percentage 46.1 + 2.1% 35.5 4 2IO$ 20.0 - + 1.5% 4.5.6.1 Charcoal. Transfer approximately 2 grams of the igniter charge composition into a tared medium porosity crucible. Place in oven 70 C overnight to drive off water. Place crucible in des
16、iccator to cool and then weigh to establish sample weight. Wash with ten 25 ml portions of 5 percent potassium nitrate solution followed by 50 ml of distilled water. Use a small glass rod to break up any lumps in the sample during the extraction process. Preserve the filtrate for the determinakion f
17、or lead thiocyanate. Place in oven maintained at 100 - + 5 C for 2 hours, cool in a desiccator and weigh. Calculate the percentage of charcoal as f 01 lows : Percent charcoal = (A-B) (100) A A = Beginning sample weight B = Empty crucible weight 4.5.6.2 Lead thiocyanate. Exactly 35 ml of standardized
18、 0.1 normal (NI silver nitrate shall be added to the filtrate reserved from the charcoal determination. The flask and contents shall be swirled and 100 ml of 3N nitric acid (nitrAc acid used should be water white and free of oxides of nitrogen) shall be added. The swirling of the mixture shall be co
19、ntinued for five minutes, 5 ml of a saturated solution of ferric ammonium sulfate be added and the solution titrated with standardized 0.01N potassium thiocyanate solution to the first permanent pale rose coloration. The percentage of lead thiocyanate in the sample shall be calculated on a dry basis
20、 as follow : Percent lead thiocyanate = 16.17 (AB-CD) E A Volume of silver nitrate solution used B = Normality of silver nitrate solution C = Volume of potassium thiocyanate solution D = Normality of potassium thiocyanate E = Weight of sample 4 Provided by IHSNot for ResaleNo reproduction or network
21、ing permitted without license from IHS-,-,-MIL-P-63333 (4) 33 9999906 0483893 8 W MIL-P-63311 (AR) AMENDMENT 4 4.5.6.3 Potassium chlorate and gum solids. The percentage of potassium chlorate and gum solids is obtained by subtracting the total percentage of charcoal and lead thiocyanate from one hun
22、dr ed per c en t. l1 PAGE 22 5.1 Delete in its entirety and and substitute: “5.1 Packaging and marking. Primers shall be packaged and marked in accordance with Dwg. 8847545.11 5.1.1 Delete in its entirety. PAGE 23 5.1.2: Delete in its entirety. 6.1: Change: “M456A1 (HEAT) and M490 (TP)“ to “M456AI (
23、HEA-T), M456A2 (HEAT-T-MP) and M490 (TP-T)“. 6.3: Change: riQAR-I1l to llQAT-I1l. 6.5: Delete: ll(Alternatell, 2 places. Line 4: Change: llwhiclt to llwhichll. PAGE 24 6.5.1, last line: Change: “Method 102.1“ to “Method 102,1.311. 6.5.2: Delete in its entirety and substitute: “6.5.2 Electrical resis
24、tance. This test shall be performed in accordance with the applicable defect table. Any primer which fails to comply with the requirement specified in 3.4 shall be classed defective and removed from the lot. The test shall be performed as specified in 4.5.3.“ 6.5.3, last line: Change: to libell. 6.7
25、: Change: lRock Island, IL 0120111 to IlRock Island, IL 6129gf1. Change: liQAR-E1l to IIQAT-AII. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-b3311 (4) 13 H 99999b 041894 T H MIL-P-63311 (AR) AMENDMENT 4 PAGE 25 Figure 1, Title: Change: ll
26、PAINTtl to llLACQUER1l . The margins of this amendment are marked with an asterisk or vertical lines to indicate where changes (additions, modifications, corrections, deletions) from the previous amendment were made. This was done as a convenience only and the Government assumes no liability whatsoe
27、ver for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous amendment. Cu s t odi an : Army - AR 6 Preparing activity: Army - AR ( Pr o j ec t 1 390-A6 46) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
