1、MIL-F-7L153 999990b Lb9329 930 = MIL-F-71153 (AR) O1 November 1993 MILITARY SPECIFICATION FIN, MORTAR CARTRIDGE: M33 This specification is approved for use by the U.S. Army Armament, Munitions and Chemical Command, and is available for use by all Departments and Agencies of the Department of Defense
2、. I. SCOPE 1.1 Scope, This specification covers requirements and quality assurance provisions for the fabrication of the Fin, Mortar Cartridge: M33. This is a pressure vessel application, (see 6.1) 2 APPLICABLE DOCUMENTS 2.1 Government documents. - 2.1 .1 Specifications, standards, and handbooks. Th
3、e following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department- of Defense Index of Specifications and Standards (DODISS) and supplement theret
4、o, cited in the solicitation (see 6.2). SPECIFICATIONS M 1 L I T ARY MIL-H-6088 - Heat. Treatment of Aluminum Alloys MIL-A-48078 - Ammunition, Standard Quality Assurance Provisions, General Specification for STANDARDS MIL I TARY MIL-STD-109 - Quality Assurance Terms and Definitions MIL-STD-1 167 - A
5、mmunition Data Card MIL-STD-1169 - Packaging, Packing and Marking for Shipment of Inert Ammunition Components Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document, should be addressed to: Commander U.S. Army ARDEC, ATTN: SM
6、CAR-BAC-S, Picatinny Arsenal, New Jersey 07806-5000 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FsC 1310 FNT 4, Approved for public release; distribution is unlimited. AMSCNIA Provided by IHSNot for Resa
7、leNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71153 m 9999Ob 1969330 b52 m . t MIIFF-71153 (AR) (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Bldg. 4D, 7
8、00 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 Other Government- documents, drawings, and publicat.ions. The following other Government. documents, drawings, and publications form a part. of this document. to the extent specified herein. Unless ot-herwise specified, the issues are those cite
9、d in the solicitation. DRAWINGS (See 6.5) U.S. ARMY ARMAMENT RESEARCH, DEVELOPMENT AND ENGINEERING CENTER (ARDEC) 3 2953574 - Fin, Mortar Cartridge:M33 (Copies of other Government- documents, drawi ngs and publicat ions required by contractors in connection wit.h specific acquisition functions shoul
10、d be obtained from the procuring act-ivi t-y or as directed by t.he contracting off j Cer. ) 2.2 Non-Government pub1icat.ion.s. The following document.(s) form a part. of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted are t
11、hose listed in the issue of the DODISS cited in the solicit-ation. Unless otherwise specified, the issues of documents not list-ed in the DODISS are the issues of the documents cited in the solicit.ation (see 6.2). AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM Met-hod E-8 - Tension Testing
12、of Metallic Materials ASTM Method E-340 - Macroetching Metals and Alloys Technical society and technical association specifications and standards are generally available for reference from libraries. They are also distributed among the technical groups and using Federal Agencies. 2.3 Order of preced
13、ence. In the event of a conflict between the text of t.his document and the references cited herein the text of this document. shall take precedence. Nothing in this document, however, shall supersede applicable laws and regulations unless a specific exempt.ion has been obt-ained. 3. REQUIREMENTS 2
14、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-7115 3 (AR) 3.3. Materials. Materials shall *be in accordance with the applicable drawings and specifications. 3.2 Components and assemblies. The components and assemblies shall comply with all re
15、quirements specified on drawing 32953574 and associated drawings and with all requirements specified in applicable specifications and standards. 3.3 Mechanical properties. Mechanical properties shall be in accordance with the requirements of the applicable drawings and specifications. 3.4 Heat treat
16、ment. Heat treatment equipment, procedures and controls shall be in accordance with MIL-H-6088. The extrusion stock shall be solution heat treated in such a manner as to avoid overheating of the material or cracking during quenching. 3.5 Hydrostatic test. Each tail fin shall be able to withstand a h
17、ydrostatic load in accordance with drawing 32953574 and tested IAW 4.5.5. Each tail fin that successfully meets the requirements of this test shall be permanently stamped in accordance with drawing 32953574. 3.6 Data requirements. The contractor shall generate data in accordance with the requirement
18、s of the data item descriptions (see section 6 and MIL-STD-1167). All data cards shall list drawings and revisions for components and assemblies. cited in 4.5.4.2 and 4.5.5. Ammunition data cards are required 3.7 First article. This specification makes provisions for first article inspection. Requir
19、ements for submission of first article samples by the contractor shall be as specified in the contract- and by 4.3 herein. (See 6.2) 3.8 Workmanship. The requirements for workmanship are as shown on the applicable drawing, referenced specification and the following sub-paragraphs. 3.8.1 Metal defect
20、ive. Soundness of the material shall be as required by the applicable material specifications. Fins shall be homogeneous and free from cracks, laminations, porosity, pipe type or other deleterious defects. 3.8.2 Threads. Threads shall be full and undamaged for the entire minimum length or depth as r
21、equired by the applicable drawings. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71153 (AR) 3.8.3 Burr. No part- shall have a burr which might. adversely affect the assembly or function of the round or which might be injurious to personnel
22、 handling the item. 3.8.4 - General. All parts and assemblies shall be free of burrs, chips, dirt, grease, rust., corrosion, and other foreign material that may adversely affect- fit- or function. The cleaning method used shall not- be injurious to the parts nor shall any parts be contaminated. All
23、packaging materials and the contents to be packaged therein shall be neat., clean and shall exhibit. good workmanship. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibjlity for inspection. Unless otherwise specified in the contract- or purchase order, t-he cont-ract-or is responsible for the performanc
24、e of all inspection requirements (examinations and t-ests) as specified herein. Except- as otherwise specjfied in the contract- or purchase order, the contractor may use his own or any other faci lities suitable for t-he performance of the inspection requirements specified herein, unless disapproved
25、 by the Government-. The Government reserves the right to perform any of t-he inspections set forth in the specification where such inspections are deemed necessary to ensure supplies and services -conform to prescribed requirements. 4.1 .I Responsibility for compliance. All items shall meet. all re
26、quirements of Sections 3 and 5. The inspections set. forth in this specification shall become a part. of the contractors overall inspection system or quality program. The absence of any inspect-ion requirements in the specification shall not- re1 ieve the contrackor of the responsibi 1it.y of ensuri
27、ng that. all products or suppl j es submitted to the Government for acceptance comply wi t-h al 1 requirements of the cont-ract Sampling inspect.ion, as part. of manufact-uring operations, is an acceptable practice to ascertain conformance to requirements, however, this does not. aut.hori ze submiss
28、ion of known defective material, either indicated or actual, nor does it. commit- the Government- to accept. defective material. 4 . 1 .2 General provisions. Unless otherwi se speci fi ed herein, the provisions of MIL-A-48078 apply and form a part- of this - - specification. Reference shall be made
29、to MIL-STD-109 to define qualj ty assurance terms used herein. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71153 (AR) 4.2 Classifi-cation of inspections. The following types of inspections shall be conducted on this item: a. First- Articl
30、e Inspection (see 4.3) b. Quality Conformance Inspection (see 4.4) 4.3 First. article inspect-ion. - 4.3.1 Submission. The contractor shall submit- a first article sample as designated by the Contract-inq Officer for evaluation in accordance wi th the provisions of 4.3.2. shall consist of the follow
31、ing items in sample quantities as i nd i cated : The f i-rst article sample Following nominal cropping, one full cross-sectional specimen suit.able for macroetch shall be select.ed from the front- and rear of each extrusion bar. Components To Be Inspected -_I_ QTY - 10 Fins completely machined inclu
32、ding flash holes 10 Fins completely machined less the flash holes 2 Flat- tensi le specimens 2 Round tensi le specimens 2 Microst-ruct-Ure specimens 4.3.2 Inspection to be performed. See MIL-A-48078 and Table I - specified herein, 4.3.3 R*ct.i on. See MIL-A-48078. - - 5 Provided by IHSNot for Resale
33、No reproduction or networking permitted without license from IHS-,-,-MIL-F-71153 9999906 1969334 2T8 W Ln N m m e . a cp a, aJ O O rl d 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71153 = 999990b 19b9335 134 MIL-F-71153 (AR) 4.4 Quality c
34、onformance inspect.i.on. 4.4.3 Inspection lot formation. Inspect-ion lots shall comply with the lot formation provisions of MIL-A-48078. In addition, the extrusion lot shall consist of not more t.han 2000 pounds of extruded stock of the same alloy that has been thermally treated by the same method i
35、n the same furnace equipment at the same temperature and time in one unchanged process regardless of the solution heat treating method utilized. Each extrusion lot representing material that has been solution heat- treated after extrusion, must. be solution heat treated at the same t.ime in the same
36、 furnace using t-he same temperature and time in that furnace. The extrusion lot thus constituted shall be the basis for selecting the sample blanks for the microstructure and tension t-est-s herein after prescribed. 4.4.2 Examinations and tests. a. Classification of characteristics. Quality conform
37、ance examinations and tests are specified in the following Classification of characteristics paragraphs. The contractors quality program or detailed inspection system shall provide assurance of compliance of all characteristics with the applicable drawing and specification requirements utilizing as
38、a minimum the conformance criteria specified herein. Where cited herein, attributes Sampling Inspection shall be conduct-ed in accordance with Table TI below, using the inspection levels cited in the Classification of Characteristics paragIaphs: 7 Provided by IHSNot for ResaleNo reproduction or netw
39、orking permitted without license from IHS-,-,-MIL-F-71153 m 99Ob 1969336 070 m MIL-F-71.i 53 (AR) Table II. Attribut-es sampling inspection INSPECTION LEVELS -_ VI - - - - LOT SIZE I IV V III 11 - 2 to 8 9 to 15 16 to 25 26 to 50 51 to 90 93 to 350 151 to 280 283 to 500 501 to 1200 1201 to 3200 3201
40、 to 10000 30001 to 35000 35001 to 150000 350001 to 500000 500001 and over * * * * * * * * * 1 250 1 250 1250 3250 3 250 1250 * * * * * 125 125 125 125 125 125 31 5 31 5 500 500 * * * 32 32 32 32 32 80 80 3 25 125 3 25 200 200 * 13 33 33 13 33 32 32 50 50 50 80 80 125 125 5 5 5 5 13 13 20 20 20 32 32
41、 50 50 50 50 3 3 3 3 5 5 8 8 13 13 33 13 13 33 33 - Numbers under inspection levels indicat.c sample size; asterisks indicate one hundred percent inspection. If sample size exceeds size, perform one hundred percent inspection. Accept on zero and reject on one or more for all inspection levels. - -.-
42、 b. Alternative quality conformance provisions. Unless otherwise specified herein or provided for in the contract., alternative quality conformance procedures, methods or equj pnient , such as statistical process control, tool contxol, vari ables sampling or other types of sampling plans, etc., may
43、be used by the contractor when they provide, as a minimum, the level of quality assurance required by the provisions herein. Pr i or t.0 applying such alternative procedures, methods or equipment, the cont-ract.or shall describe them in a written proposal submitt-ed to the Government for evaluation
44、(see 6.3 1). When required, the contractor shall demonstrate that the effectiveness of each proposed alternative is equal to or better than the specified quality conformance provision(s) herein. In case of dispute as to whether the contractors proposed alt-ernative (s) provides equivalent assurance,
45、 the provisions of this specification shall apply. All approved alternative provisions shall be specifically incorporated into the contractors quality program or inspection system, as applicable. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-mi O
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47、. ao, GG O0 zz c O c n x) L o L 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. z O I3 u W pc v) z H CI Wl rl 8 rl E I cn MIL-F-71153 W 0b 1b33 BBT W Ln Co m m . . # O 4 O 3 4J cn Q) c, u -rl ci m r; ln O k 5 h X 01 r; o c m E x k -rl 3 k O O nl
48、 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-7LL53 9999906 lb9340 5Tl c dp dp dpdp O o O0 O o O0 4 e- nn n Hl4 CI +ln H . .I O a, LA 3 a, O u o C 2 E a 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71153 9999Ob Lb34L 438 4 m In ri ri b I li I 4 f: H m O hl IA. I- W v) r m m z Q, F a .ri k 4J k a u k i4 O E 4 c . (u N(uN“(u (um “2 N(V . e. 0. . m mmmmmm mm mm mm H HHHHHH HH H .H -IC) H HHHHHH HH HH HH H HHHHHH HH HH HH a k 5 k O k rw o aJk + Ts o ; 2 13
