ARMY MIL-B-70445-1983 BULLET CAL 30《CAL 30型子弹》.pdf

1、* *- MIL-B-70445 13 W 777770b 0354537 7 m MILITARY SPECIFICATION BULLET, CAL .30 T is specifica s-37-sK MIL-B-70445 (AR) 9 December 1983 ion is approved for use by the US Army Armamen, Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Defens

2、e. 1. SCOPE T.1 Scope. This specification covers requirements, quality assurance provisions, pack aging, the fabrication, manufacture of one type of bullet designated as Bullet, Cal .30. 2, APPLICABLE DOCUMENTS 2.1. Government documents. - -rr_ - 2.1.1 Sgecifications and standards. Unless otherwise

3、- specified, th-rl-scications and standards of the issue listed inthat issue of-the Department of Defense Index of Specifications and Standards (DoDISS) specified in the solicitations, form a part of this specification to the extent spec if ied here in . SPECIFICATIONS MILITARY MIL-A-48078 - Ammunit

4、ion, Standard Quality Assurance Provisions, General Spec if icat ion for STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes MIL-STD-636 - Visual Inspection Standards for Small Arms Ammunition Through Cal .50 MIL-STD-1169 - Pack aging, Pa& ing and Mark ing fo

5、r Shipment of Inert ammunition Canponen ts FSC 1305 I Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, US Arm Armament Research and Development Center, Attn. DRSMC-QA, Dover, New Arsey

6、 07801 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. 1 THIS DOCUMENT CONTAINS (0 PAGES. -. , Licensed by Information Handling ServicesMIL-B-70445 (AR) , MIL-STD-I188 - Commercial Pack aging of Supplies and

7、 Equipment 2 . 1 . 2 Other-government documgnss, drawnqsanb_Eublicationls. The following other Government documents form a part of this specification to the extent specified herein: DRAWING US ARMY ARMAMENT RESEARCH AND DEVELOPMENT CENTER (ARDC) PRODUCT AND PACKING DRAWINGS 8595432 - Cartridge, Cal

8、.30 Match, M72 8595434 Bullet INSPECTION EQUIPMENT DRAWINGS - Velocity - Accuracy EL 8658203 EL 8658216 PURLICATIONS SCATP-7.62 - Ammunition Ballistic Acceptance Test Methods, Test Procedures for 7.62MM Cartridge 2.1.3 - Order -*- of 7- grecedence. -b- In the event of a conflict between this specifi

9、catlon and the references cited herein, the text of this specification shall take precedence. 3. REQUIREMENTS 3.1 General The bullet shall comply with the requirements of Drawing (Dwg.)C-8595434, referenced specifications and other requirements specified herein. with Dwg. 8595432 and the average of

10、the mean radii of all targets from the sample cartridges fired at 600 yards shall not be greater than 3.5 inches. 3.2 LL-p Accuraci. The bullet shall be assembled in accordance 3.3 - First -y article - inspec$iofi. This specification contains technical provisilons for first article inspection. Requi

11、rements for the submission of first article samples by the contractor shall be as specified in the contract. (See 4.3). 2 Licensed by Information Handling ServicesMIL-B-70445 13 = 7977706 0354537 2 W MIL-B-70445 (AR) 3.4 Workmanship. The bullet shall be fabricated in a thorough and workmanlike manne

12、r. It shall be free of burrs, sharp edges, foreign matter, and defects not permitted by MIL-STD-636. The cleaning method used shall not be injurious to the bullet, nor shall the bullet be contaminated by the cleaning agents. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection and stand

13、ard quality assurance provisions. Unless otherwise specified herein or in the contract, the provisions of MIL-A-48078 shall apply are hereby made part of this detail specification. 4.2 Classification of inspection The inspection requirements specified herein are classified as follows: a. First Artic

14、le Inspection (See 4.3 b. Quality conformance Inspection (See 4.4) 4.3 First article inspection. 4.3.1 Submission. The contractor shall submit a first article as designated by the Contracting Officer for evaluation in accordance with the provisions of 4.3.2. The first article sample shall consist of

15、 the following items in the sample quantities as indicated. Part Description Draw i ng Quantity Cartridge, Cal .30 Match, M7 2 8595432 Bullet 8595434 Jacket 8595435 Slug 8595437 400 125 125 125 4.3.2 Inspections to be performed. See MIL-A-48078 and Table I herein. 4.3.3 Rejection. See MIL-A-48078 an

16、d Table II. 3 Y Licensed by Information Handling ServicesMIL-E-70445 13 777770b 0354540 7 W rl u -4 i, rl 8 t rl w II i, C a, c O $ U a C m c, a, li rl 7 a c II a, P a .Pl LI U u a, rl 2 i .II Od 04 Od 4 rn rn mo cv cv cvrn rl rl rld I Licensed by Information Handling ServicesMIL-B-70445 13 m 779770

17、b 0354543 O m MIL-B-70445 (AR) 4.4 Quality conformance inspection. 4.4.1 inspection lot formation. Inspection lots shall comply with the lot formation provisions of MIL-A-48078. Each inspection lot shall contain bullets from one interfix lot number from one manufacturer. Inspection lots shall not ex

18、ceed 150,000 bullets per lot. 4.4.2 Examination. See MIL-A-48078. Sampling plans. Unless otherwise specified in the Classification of Defects and Tests Tables, sampling plans for major and minor defects shall be in accordance with MIL-STD-105, inspection Level II. 5 Licensed by Information Handling

19、Services*j Y k!b MIL-B-70445 13 E 7797706 0354542 2 W - I rl rl -r M m o . dp dp In In N o a rl ra aJ d .rl W aJ a 2 O z pi .rl l.G 01 d Id R O 3 5 8 O pi W O aJ u ra 3 w 2 *rl * *. i 6 Licensed by Information Handling ServicesMIL-B-704q5 13 9999906 0354543 4 M I rl 3 9 t I rl d a Il -rl Il c E, rl

20、rn c 2 5 O 3 21 O a lu O u - 2 a, a 7 Licensed by Information Handling ServicesMIL-B-70995 13 9977706 0354594 b u a, ri ri II :m I mu 04 mm MCO ml O m pi .rl Q) c rl a, J2 a u ci a, l-i sa, pi c uu u .ri E 8 .d b a, rie Y I 8 Licensed by Information Handling Servicesi MIL-B-70445 113 777770b 035q545

21、 W MIL-B-70445 (AR) 4.4.3 Testing. _I- - Testing is described in Table 1 and paragraph 4.4.4 - InsEction equiptent. .- -rr_ The inspection equipment required to perform the examinations and tests prescribed herein is described in Table I and paragraphs 4.4.2.1 through 4.4.2.3. The contractor shall s

22、ubmit for approval, inspection equipment designs in accordance with the terms of the contract. See Section 6 of MIL-A-48078 and 6.3 herein. 4.4.2.3. 4.5 Methods of inseection. 4.5.1 Accuracy. Prior to assembly of this sample, a quantity - I -_I_- - of 20 cartriages assembled in accordance with Dwg.

23、8595432, shall be tested for velocity in accordance with Section 18 of SCATP-7.62. The test shall be conducted at 70 + 2%. If the average velocity of the quantity is not between 2640 feet per second (fps) -F 30 fps at 78 feet from the weapon muzzle or if the standard deviation of the velocities is g

24、reater than 28 fps, a new charge weight must be established. cartridges complies with these requirements, the accuracy sample shall be assembled in accordance with Dwg. 8595432 using the assessed charge weight. The charge weight and overall length of each assembled cartridge from both the assessment

25、 quantity and accuracy sample shall be measured and the values recorded. The accuracy test shall be conducted in accordance with Section 3 of SCATP-7.62 using a range of 300 yards or 600 yards. A range of less than 300 yards shall not be used. When the test is conducted on a 300 yard range, the aver

26、age of the mean radii of the targets shall be multiplied by the conversion factor of 2.3. When a quantity of 20 5. PACKAGING 5.1 - Preservation -I - and padcaginq. Unless otherwise specified, packaging shall be Level B. (Level A and B) shall be in accordance with MIL-STD-1169. Minimum protection sha

27、ll be in accordance with MIL-STD-1188. Gxirnh and intermediate protection 5.2 - Unitization. -T_ Unitization for Levels A and B shall be in accordance with MIL-STD-1169. 5.3 Maqkiqg. Marking shall be in accordance with MIL-STD-1169. 5.4 Shipping. When shipments from more than one lot are shipped as

28、a carload, each lot shall be kept separate and the division between lots clearly indicated to prevent mixing of the lots in transit. 9 Licensed by Information Handling ServicesMIL-B-70445 13 7779906 0354546 T W MIL-B-70445 (AR) 9 i 6. NOTES 6.1 Intended E. The bullet covered by this specification is

29、 intended for National Match use. 6.2 Orderinq d.ata. _-_- a. See MIL-A-48078 b. Responsibility for furnishing brass cases, propellant and Submiss-ion of inspegtion eguigment desiqns for approval. primers (See 3.2). See MIL-A-48078. Submit equipment designs as required to Canmander, ARDC, ATTN: DRSM

30、C-QAF-I (D) Dover, NJ 07801. 6.4 Drawings. Drawings listed in Section 2 of this specification under the heading U.S. Army Armament Research and Development Center (ARDC) may also include drawings prepared by, and identified as U.S. Army Armament Research and Development Command (ARRADCOM) , Edgewood

31、 Arsenal, Frank ford Arsenal, Ro& Island Arsenal, Picatinny Arsenal drawings. originally prepared by these activities are now under the cognizance of ARDC. 6.3 Technical data Cus tod ian: Army-AR Preparing activity: A rmy-AR (Proj ec t 1305-A935 ) f7U.S. GOVERNMENT PRINTING OFFICE: 1984-705-04O/A0711 10 Licensed by Information Handling Services