1、MIL-P-IIO m 9999906 1952699 768 m MIL-P-71095 (AR) 15 September 1993 MILITARY SPECIFICATION PROJECTILE, 155MM, HE: M864 WEATHERSEAL ASSEMBLY FOR This specification is approved for use by the US Army Armament, Munitions and Chemical Command, and is available for use by all Departments and Agencies of
2、 the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers the requirements, quality provisions, and packaging for the weatherseal assembly for use with projectile, 155MM, HE: M864. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications, standards, and handbooks. The f
3、ollowinq specifications, standards, and handbooks form a Dart of - this document to the extent specified herein. 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 thereto, cited in the sol
4、icitation (see 6.2). Unless othehise SPECIFICATIONS FEDERAL - Tape Pressure Sensitive Adhesive, Packaging and Packing of PPP-T-680 Beneficial comments (recommendations, additions, deletions) and any pertinent data which my be of use in improving this document, should be addressed to: Commander, U.S.
5、 Army ARDEC, ATTN: SHCAR-BAC-S, Picatinny Arsenal, New Jersey 07806-5000 by using the standardization Document improvement Proposal iDD Form 1426) appearing at the and of this document or by letter. * AMSC H/h FSC 1320 DISTRIBUTION STATZXENT A. Approved for public: du. drsmibotioa is anlunid a Provi
6、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-71095 9999906 I1952700 20T ML-P-I 1095 MILITARY MIL-A-48078 - Ammunition, Standard Quality Assurance Provisions, General Specification for STANDARDS MI LI TARY MIL-STD-109 - Quality Assurance Terms an
7、d Definitions (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from DODSSP - Customer Service, Standardization Documents Order Desk, 700 Robbins Avenue, Bldg. 4D, Philadelphia, PA 19111-5094.) , 4 2.1.2 Other Government documents, dra
8、winqs, and publications. The following other Government documents, drawings, and publications for a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. O DRAWINGS (see 6.9) US ARMY ARMAMENT RESEARCH, DEVELOPMENT AND ENGINE
9、ERING CENTER (AREC) PRODUCT DRAWING 9390991 - weatherseal Assembly (Copies of other Government documents, drawinqs, and Dublications .- required by contractors in connection. with sp asterisks (*) indicates one hundred percent inspection. If sample size exceeds lot size, pe hundred percent inspectio
10、n. Accept on zero and reject on one or more for all inspection levels. b. Alternative quality conformance provisions. Alternative quality conformance procedures, methods, or equipment, such as statistical process control, tool control, other types of sampling procedures, etc., may be used by the con
11、tractor when they provide, as a minimum, the level of quality assurance required by the provisions specified herein. Prior to applying such alternative procedures, methods, or equipment, the contractor shall describe them in a written proposal submitted to the government for evaluation (see 6.5). Wh
12、en required, the contractor shall demonstrate that the effectiveness of each proposed alternative is equal to or better than the specified quality assurance.provision(s) herein. In cases of dispute as to whether the contractors proposed alternative(s) provides equivalent assurance, the provisions of
13、 this specification shall apply. All approved alternate provisions shall be specifically incorporated into the contractors quality program or detailed inspection system, as applicable. c. Examination. See MIL-A-48078. 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without li
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15、7 -e ainu c-43 a 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I I- v W I- o: O 2 I- 0 a 5 X W NIL-P-71095 9 999990b 1952712 T21 9 O O m m m m ri? m clci Q E7 vl 4 43 a E Ern $ 4 m mln m mm Il Q 14 Provided by IHSNot for ResaleNo reproduction or
16、 networking permitted without license from IHS-,-,-MIL-P-71095 9 9999906 1952713 968 9 MIL-P-71095 (AR) 4.4.3 Methods of inspection. 4.4.3.1 Thickness of weatherseal backinq and adhesive. The thickness of the weatherseal assembly material shall be determined in accordance with ASTM D 3652. when the
17、total thickness is determined, the adhesive shall be completely removed from the backing using a suitable sois treatment shall be performed in a manner that will leave the backing smooth for testing. The thickness of the backing material shall then be determined. The adhesive thickness shall be the
18、backing thickness subtracted from the total thickness. 4.4.3.2 Tensile test. The machine direction tensile strength of the weatherseal assembly material shall be determined in accordance with ASTM D 3759 except that the apparatus need not be capable of measuring elongation. 4.4.3.3 Adhesion and adhe
19、sive transfer. The adhesion of the weatherseal assembly material, both as received and after the specimens have been subjected to accelerated aging in accordance . with ASTM D 3815, shall be determined in accordance with ASTM D 3330 Method A. After removal of each specimen from the test panel, the p
20、anel shall be visually examined for adhesive transfer. 4.4.3.4 Resistance to weathering and corrosivity. Weatherseal assembly materiel specimens shall undergo accelerated O aging in accordance-with ASTM D-3815. visually inspected for resistance to weathering. After removal of each specimen from the
21、test panel, the test panel shall be visually inspected for corrosion in the areas that were covered by the test samples. Each sample chal1 be 4.5 Inspection equipment. The inspection equipment required to perform the inspections specified herein is identified in the “Inspection Method Reference“ col
22、umn of the Classification of Characteristics listings starting with 4.4.2.1. Contractor inspection equipment designs shall be submitted for Government approval as specified in the contract. Designs which provide variable measurements instead of attribute data are preferred in order to facilitate the
23、 use of statistical process control. See MIL-A-48078 and 6.3 herein. 15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-71095 m 9999906 i1952714 8Tq MIL-P-71095 (AR) 5. PACKAGING 5.1 Packaginq. Packaging shall be level A or C as specified in ac
24、cordance with the applicable requirements of PPP- T1680. 5.2 Packinq. Packing shall be level A, B, or C as specified in accordance with the applicable requirements of PPP- T-680. 5.3 Marking. Containers of the weatherseal shall be marked in accordance with the applicable requirements of PPP-T-680. 6
25、. NOTES (This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.) 6.1 Intended use. This weatherseal is intended for use on the Projectile, 155MM, HE: M864. 6.2 Acquisition requirements. Acquisition documents must specify the following: a. Titl
26、e, number and date of this specification. b. Issue of DODISS to be cited in the solicitation, and if required, the specific issue of individual documents referenced (see 2.1.2). c. Requirements for submission of first article sample. d. Certificate of conformance for each lot of shipment of product.
27、 6.3 Submission of contractor inspection design for approval. Submit copiired to: Commander, U.S. Army ARDEC, ATTN: SMCAR-QAR-I, Picatinny Arsenal, NJ 07806-5000. This address will be specified on the Contract Data Requirements List, DD Form 1423 in the contract. 6.4 Inspection lots. It is noted tha
28、t the size of the inspection lots of components and assemblies may differ from the actual quantities contractually scheduled for delivery. However, in order to facilitate scheduling of tests or deliveries, inspection lots of items of delivery may be equivalent to such contract quantities provided al
29、l of the lot formation criteria per MIL-STD-1168 and sampling provisions of this specification are maintained. 16 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-731075 9999906 31952735 730 MIL-P-71095 (AR) 6.5 Submissj on of alternative aufitv
30、 conformance - -. conformance provisions will be submitted to the Government for evaluation/approval as directed by the contracting activity. All contractor proposed alternative quality O . When 6.5.1 Visual exvatim *I compliance with the applicable requirement is in doubt as a result of visual exam
31、ination, the characteristic may be measured or gaged to determine acceptability. 6.6 Visual standards . Visual standards shall be established at, or provided to, the contractors plant in accordance with 3.5. - ations and tests. Data shall be submitted in 6.7 -Sion of results of contractor conducted
32、accordance with item on DD Form 1423 for the contract. II 6.8 i . In addition to the normal distribution of records, one (1) copy of all ammunition data cards shall be forwarded to Commander, ARDEC, Picatinny Arsenal, NJ 07086-5000, ATTN: SMCAR-QAR-Q. 6.9 Prawin . Drawings listed in section 2 of thi
33、s specification under the heading U.S. Army Armament, Research and Development znter (ARDEC) may also include drawings prepared by, and identified as U.S. Army Armament, Research and Development Command (ARRADCOM), Frankford Arsenal, Rock Island Arsenal or Picatinnt Arsenal drawings. Technical data originally prepared by these activities is now under cognizance of ARDEC. 0 6.10 Seal Aluminum foil Adhesive Pressure-sensitive Custodian : Army-AR Preparing activity: (Project 1320-AC75) Army-AR 17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
