1、 Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that may improve this document should be sent to DAMI_STANDARDIZATIONconus.army.mil or U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center, ATTN: RDTA-EN/STND/TRANS MS #268, 6501
2、 E. 11 Mile Road, Warren, MI 48397-5000. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/assist.daps.dla.mil. AMSC N/A FSC 2990 INCH-POUND A-A-52415A(AT) April 27, 2010 SUPERSEDING A-A-52415(AT) January
3、18, 1993 COMMERCIAL ITEM DESCRIPTION CLAMP ASSEMBLY - EXHAUST MUFFLER AND TAILPIPE The General Services Administration has authorized the use of this commercial item description (CID) as a replacement for MS53041B(AT), which is canceled. 1. SCOPE. This CID covers one type of clamp assembly of many d
4、ifferent sizes. Each clamp assembly consists of two identical clamp halves, two screws, two washers and two nuts. 2. SALIENT CHARACTERISTICS 2.1 Design and construction. The clamp assembly shall be designed and constructed in accordance with figure 1. 2.2 Materials. The material shall be sheet or st
5、rip carbon steel, either hot rolled cold quenched pickled in oil conforming to ASTM A1011/A1011M or cold rolled temper 2 to 5 conforming to ASTM A109/A109M. The use of recovered material made in compliance with regulatory requirements is acceptable providing that all requirements of this CID are met
6、 (see 3). 2.3 Identification and marking. Identification and marking shall be permanent and legible and shall include the manufacturers identification code (CAGE) and part identification number (PIN) (see 6.2 and 6.4). Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
7、nse from IHS-,-,-A-A-52415A(AT) 2 FASTENER TABLE Item No. Name Size Material Quantity Replacement Part No. 1 Screw, Cap, Hexagon .375-24 UNF-2B Alloy Steel Grade 8, Zinc Plated 2 None, Use Commercial Part (ASME B18.2.1) 2 Nut, Plain, Hexagon .375-24 UNF-2B Carbon Steel Grade B, Zinc Plated 2 MS51968
8、-8 3 Washer, Lock-Spring Helical .375 Carbon Steel Grade 1060, Zinc Plated 2 NASM35338-46 CID PIN Number Former MS Part Number Former Part Number Nominal Dia. “A” Radius “B” Clamp to Lower Hole “C” Hole Centers “D” Radius “E” Thickness U.S.S. Ga. Tubing Diameter Reference A52415-1 MS53041-1 None 1.5
9、625 .7813 1.3125 2.6875 .1406 #10 Ga. 135 1.500 - 1.375 A52415-2 MS53041-2 None 2.0625 1.0313 1.5625 3.1875 .1406 #10 Ga. 135 2 - 1.875 A52415-3 MS53041-3 None 2.5625 1.2813 1.8125 3.6875 .1406 #10 Ga. 135 2.500 - 2.375 A52415-4 MS53041-4 T001893 3.1250 1.5625 2.1250 4.3125 .1719 #8 Ga. 165 3 - 2.87
10、5 A52415-5 MS53041-5 None 3.5625 1.7813 2.3125 4.6875 .1719 #8 Ga. 165 3.500 - 3.375 A52415-6 MS53041-6 7348826 4 2 2.5625 5.1250 .1719 #8 Ga. 165 3.875 - 3.750 A52415-7 MS53041-7 None 4.1250 2.0625 2.7500 5.5000 .1719 #8 Ga. 165 4 - 3.875 FIGURE 1. Clamp assembly - exhaust muffler and tailpipe. Pro
11、vided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52415A(AT) 3 2.4 Workmanship. Workmanship shall be in accordance with the manufacture of a high quality clamp assembly. This shall be evidenced by the absence of defects which are detrimental to its ap
12、pearance or serviceability, such as; burrs, sharp edges, cracks, presence of foreign material, broken or damaged parts. 3. REGULATORY REQUIREMENTS. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Ac
13、quisition Regulation (FAR). 4. PRODUCT CONFORMANCE PROVISIONS 4.1 Responsibility for inspection. The contractor is responsible for the performance of all inspections (examinations and tests). 4.2 Contractor certification. The contractor shall certify and maintain substantiating evidence that the pro
14、duct offered meets the salient characteristics of this commercial item description and that the product conforms to the producers own drawings, specifications, standards, and quality assurance practices, and is the same product offered for sale in the commercial marketplace. Items with known defects
15、 shall not be submitted for Government acceptance. The Government reserves the right to require proof of such conformance prior to the first delivery and thereafter as may be otherwise provided for under the provisions of the contract. 5. PACKAGING. Preservation, packing, and marking shall be as spe
16、cified in the contract or order (see 6.2). 6. NOTES (This section contains information of a general or explanatory nature that may be helpful but is not mandatory.) 6.1 Addresses for obtaining copies of referenced documents. 6.1.1 Government publications. The Federal Acquisition Regulation (FAR) may
17、 be obtained at the following website: http:/www.acquisition.gov/far/. 6.1.2 Non-Government publications. ASTM A109/A109M “Standard Specification for Steel, Strip, Carbon, Cold-Rolled”; ASTM A1011/A1011M “Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strengt
18、h Low-Alloy, High-Strength Low-Alloy with Improved Formability Standard and Ultra-High Strength” are available from the American Society for Testing and Materials (ASTM), 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA, 19428-2959 or http:/www.astm.org/. ASME-B18.2.1 “Bolts and Screws Inch
19、 Series, Square and Hex” is available from American Society of Mechanical Engineers, P.O. Box 2300, Fairfield, NJ 07007-2300 or http:/www.asme.org/. 6.2 Ordering data. Acquisition documents should specify the following: Provided by IHSNot for ResaleNo reproduction or networking permitted without lic
20、ense from IHS-,-,-A-A-52415A(AT) 4 a. Title, number, and date of this CID. b. Clamp size and PIN (see figure 1, 2.3 and 6.4). c. If required, the specific issue of individual documents referenced (see 6.1). d. Selection of applicable level and packaging requirements (see 5). 6.3 Cross-reference data
21、. Clamp assemblies conforming to this document are interchangeable/substitutable with clamps conforming to MS53041B(AT). 6.4 Part or identification number (PIN). The PINs to be used for clamps acquired by this CID are created as follows: A 52415 - X Dash no. (see figure 1) CID number Prefix letter t
22、o indicate CID 6.5 Metric product. Clamps that are manufactured to metric dimensions will be considered on the following basis: a. Products manufactured to metric dimensions will be considered on an equal basis with those manufactured using inch-pound units, provided they fall within specified toler
23、ances using conversion tables contained in the latest revision of IEEE/ ASTM-SI10, and all other requirements of this CID are met. b. If a product is manufactured to metric dimensions and those dimensions exceed the tolerances specified in the inch-pound units, a request should be made to the contra
24、cting officer to determine if the product is acceptable. c. The contracting officer has the option of accepting or rejecting the product. Custodian: Preparing activity: Army - AT Army - AT (Project 2990-2010-001) NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST database at https:/assist.daps.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
