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 4730 Distribution Statement A. Approved for public release; distribution is unli
3、mited. INCH-POUND A-A-59326/7B April 20, 2011 SUPERSEDING A-A-59326/7A May 1, 2003 COMMERCIAL ITEM DESCRIPTION SPECIFICATION SHEET COUPLING HALF, FEMALE BY EXTERNAL PIPE THREAD, TYPE VII The General Services Administration has authorized the use of this commercial item description for all federal ag
4、encies. The complete requirements for procuring couplings described herein shall consist of this document and the latest issue in effect of A-A-59326. C AM - LOC K I N T ER F AC E (SEE A - A - 59326 ) GASKET (SEE A - A - 59326 ) PU LL R I N G T H R EAD ED I N T ER F AC E (SEE T ABLE) FIGURE 1. Coupl
5、ing half. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59326/7B 2 1. SCOPE. This specification sheet covers a Female by External Pipe Thread Type VII, coupling half. 2. CLASSIFICATION. The size of the coupling halves is designated in table I.
6、TABLE I. Coupling half size. Dash No Cam-Lock Nom. Size Thread NPT Gasket Required 1 -14 -1 2 -14 -2 3 1 1 -11 -3 4 1 1 -11 -4 5 1 1 -11 -5 6 2 2 -11 -6 7 2 2 -8 -7 8 3 3 -8 -8 9 4 4 -8 -9 NOTE: Sizes are in inches. 3. SALIENT CHARACTERISTICS. The following characteristics differ from those listed i
7、n the latest issue of A-A-59326. 3.1 Accessories. Gaskets and pull rings as specified in the latest issue of A-A-59326 shall be included with the coupling half. 3.2 Hydrostatic test pressure. The inch through 4-inch coupling halves shall withstand a hydrostatic test pressure of 300 pounds per square
8、 inch gage (psig). The coupling half shall be supplied with pull rings and gasket. 3.3 Threads. External threads of the coupling half shall conform to National Tapered Pipe Thread (NPT) per ANSI/ASME B1.20.1. 4. NOTES 4.1 Part Identification Number (PIN). The following PIN procedure is for governmen
9、t purposes and does not constitute a requirement for the contractor. This example describes a part numbering system for latest issue of specification sheet A-A-59326/7. AA59326/7-4-SS-1; where /7 indicates a Female by External Pipe Thread coupling half, -4 indicates a 1 - inch nominal size, -SS indi
10、cates stainless steel body and -1 indicates a style 1 coupling. Material: A - Aluminum Alloy B - Copper Alloy (Brass or Bronze) BA - Aluminum Bronze SS - Stainless Steel Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59326/7B 3 Style 1 - Style 1
11、 couplings do not require the incorporation of a positive locking mechanism to lock the cam arms in the closed position but the cam arms shall stay in the closed position when the coupling halves are assembled. Style 2 - Style 2 couplings shall incorporate a positive locking mechanism to lock the ca
12、m arms in the closed position when the coupling halves are assembled. The locking mechanism shall be manually released (the release doesnt have to stay in the released position) before the cam arms can be moved to the open position. MILITARY INTERESTS: CIVIL AGENCY COORDINATING ACTIVITY: GSA - FAS C
13、ustodians: Army - AT Preparing Activity: Navy - YD Army - AT Air Force - 99 (Project 4730-2011-019) Review Activities: Army - AV, GL Navy - MC, SH Air Force - 71 DLA - CC 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 Online database at https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
