1、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-60163 (MU) obtained from the same source of supply. acceptance at source, the initial production s
2、ample shall be inspected at the Government approved facility for all requirements of the drawings and specifi- cations. The Government reserves the right to require new initial production samples until such the as an acceptable sample is submitted. After inspection and prwisional 4.3 Inspection prov
3、isions. 4.3.1 Lot. 4.3.1.1 Submission of product.- The product shall be submitted in accord- ance with MIL-STD-105 e 4.3.1.2 Lot identification.- Each lot of ammunition shall be identified as to type, caliber and model, as well as with a lot number and the suppliers identification as assigned by the
4、 procuring activity. further identified by a Federal Stock Number assigned by the procuring activity. formed on a class basis in accordance with the classification of defects, Table I, using applicable sampling plans and acceptance criteria of MIL-STD-105. The AQL for the major class shall be 0.25 p
5、ercent and the.AQL for the mhor class shall be 1.50 percent. be as specified in Table I. Each lot shall be 4.3.2 Examination.- Examination for major or minor defects shall be per- 4.3.2.1 Classification of defects.- The classification of defects shall TABLE I NO. Defect and Method of Inspection Mai
6、or Minor Visual r/ Cartr idge 1 Discolored, dirty, oily, smeared 2 Corroded or stained, if etched Case 4 Round head 5 Dent 6 Split case 2/ 7 Perforated case 8 Draw scratch 10 Beveled underside of head 11 Scaly metal 12 No chamfer on head (rim) 13 Wrinkle 14 Bulge 15 16 Defective head 17 Defective mo
7、uth 17A Coating missing Illegible or missing Bead stamp X X X X X X X X X X X X X X X X 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-60163 (MU) TABLE I, Cont. No. Defect and Method of Inspection Major Efinor Visual L/ Bullet 20 Split bulle
8、t jacket 21 Loose bullet 22 Scaly metal 24 Exposed steel (clad jacket) Primer 26 No primer 27 Cocked primer 28 Inverted primer , 29 Loose primer 30 Nicked or dented primer 31 No waterproofing material (primer pocket joint) Gaging 32 Total length 33 34 Diameter of extractor groove 35 Diameter of head
9、 36 Thickness of head 37 Case length 38 Depth of primer Cartridge profile failure (requiring more than 10 lbs. dead weight to insert in profile and alignment gage) Weighing 39 Weight, min. X X X X X X X X X X X X X X X X X X -. - i/ Refer to MIL-STD-636 for visual defect standards for defects 1 thro
10、ugh 31 with the exception of defect No. 17A. Table I of this specification and MIL-STD-636 as to defect classification, the classification specified in Table I shall apply. A split in any location and with or without evidence of propellant loss shall be classed as a major defect. 4.3.3 In the event
11、of conflict between - 2/ Tests.- The tests listed in Table TL shall be conducted in accord- 4.3.3.1 Test samples.- The quantities for the various tests shall be as specified in Table II, and weight requirements shall be used in the ballistic tests, and shall have been selected in such a manner that
12、the sample is representative of the entire lot. The Cartridges shall be thoroughly mixed before being divided into samples for the various test. fl ance with the methods and procedures specified in 4,4, Only cartridges having met the visual, dimensional Provided by IHSNot for ResaleNo reproduction o
13、r networking permitted without license from IHS-,-,-KIL-C-GOlG3 (NU) TABLE II Test Number of Cartridges Requirement Paragraph Bullet extraction L/ 25 3.3 I/ 50 3.4 Resldual stress (mercurous nitrate Function & casualty 3/ 3.6 I i/ Failure of two or more cartridges to comply with the applicable requi
14、rement shall be cause for rejection of the lot. first test, a second sample consisting of double the number of cartridges in the first sample shall be tested. If any failing cartridges are found in the second sample, the lot shall be rejected. - 21 Failure of the cartridges to comply with the applic
15、able requirement shall be cause or rejection of the lot subject to testing of a second sample consisting of double the quantity of cartridges used in the first test. Failure of the cartridges in the second sample to comply with the applic- able requirement shall be cause for rejection of the lot. Ch
16、mber pressure z/ 25 3.5 If one cartridge ails in the I 3/ Observation for function and casualty shall be made during firing of the chamber pressure test. exceed the acceptance number for the cumulative sample in Table III. If the number of defects found in the first test exceeds the acceptance numbe
17、r for the first sample, but is equal to or less than the acceptance number for the cumulative sample, a second sample consisting of double the quantity of cartridges specified or the chamber pressure test: shall be fired. If the total number of defects in the combined first and second sample exceeds
18、 the acceptance number for the cumulative sample, the lot shall be rejected. those for which the second sample is being tested should occur to the extent that they exceed the acceptance number for the cumulative sample, the lot shall be rejected. The lot shall be rejected whenfiring defects If, in t
19、esting a second sample, defects other than 4.3.3.2 Firing defects.- Firing defects and acceptance numbers shall be as specified in Table III. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-60163 (MU) TABLE III Acceptance Number Cumulative De
20、fects First Sample (Ist & 2nd Sample) 1. Misfire 2. 3. 4, Case casualties Bullet remaining in bore L/ Blown primer or primer falls out of pocket on retraction of bolt a. Splt (longitudinal) b. Complete rupture (circumferential) ci Partial rupture (circumferential) 4.3.4 Packaving, packing, and marki
21、ng inspection.- During or immediately prior to the packaging operation, 100% examination of the cartridges shall be performed to ascertain that the cartridge type conforms to the drawhg, rence of any type other than HPT shall be classed as a major defect. conforming cartridges shall be rejected. and
22、 marking shall be in accordance with MXLwSTD-644 as applicable to the drawing. Occur- All non- Inspection for packaging, packing, 4.3.5 Inspection equipment.- The examination and tests shall be made ushg the equipment listed on IEL-6000502. 4.4 Test methods and procedures. bullet extractor machine.
23、less than three nor more than six inches per minute. The rate of travel of the test head shall be not 4.4.2 Residual stress (Mercurous Bitratel.- !The test shall be conducted in accordance with AMCR 715-505 Vol. 5. 4.4.3 Chamber pressure.- The test shall be conducted in accordance with AMCR 715-505
24、Vol. 5. 4.4.4 Function and casualty.- Observation for firing defects listed in Table III shall be made during the firing of the chamber pressure test. testing of a second sample is required, the test shall be conducted in accord- ance with the procedure prescribed for the chamber pressure test in MC
25、 715- 505, Vol. 5 except that all references pertaining to obtaining of chamber pressure data shall be disregarded. When Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-/ MIL-C-602b3 13 m 9999906 033b122 O m MIL-C-60163 (MU) 5. PREPARATION FOR DELIVE
26、RY 5.1 Packing, Level A -(Worldwide shipment)- The cartridges shall be packed in accordance with Drawing F10534191. 5.2 Markinp and labeling.- Packing boxes shall be marked and labeled in accordance with the applicable drawing cited in 5.1. 6. NOTES 6.1 Orderinv data.- Invitations for bids or reques
27、t for proposal and contracts or orders will specify the following: 6.1.1 Title, number, and date of this specification. 6.1.2 Type and level of packing. 6.1.3 Provision for the supply, maintenance, and disposition of mandatory bailistic test equipment for acceptance inspection purposes. 6.1.4 Provis
28、ion for the submission of acceptance inspection reports containing final inspection results for each lot of amnition presented to the Government. Custodian: Army - bill Preparing Activity: Army - MU Project No. 1305-A326 cy Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
