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-59326/4B April 20, 2011 SUPERSEDING A-A-59326/4A May 1, 2003 COMMERCIAL ITEM DESCRIPTION SPECIFICATION SHEET COUPLING HALF, MALE BY FLANGE (TTMA), TYPE IV The General Services Administration has authorized the use of this commercial item description for all federal agencies. Th
4、e complete requirements for procuring couplings described herein shall consist of this document and the latest issue in effect of A-A-59326. 1. SCOPE. This specification sheet covers a male cam-locking type coupling half to be used in conjunction with coupling halves having a flanged end conforming
5、to bolt pattern for TTMA external flange. 2. CLASSIFICATION. The size of the coupling halves is designated in table I. TABLE I. Coupling half size. Dash Cam-Lock Flange Dim. No. Nom. Size Nom. Size C 1 2 2 2.875 2 2 2 2.875 3 3 3 2.875 4 4 4 2.875 5 6 6 3.125 6 2 4 2.875 7 1 2 2.875 8 2 3 2.875 9 3
6、4 2.875 NOTE: Sizes are in inches. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59326/4B 2 3. SALIENT CHARACTERISTICS. The following characteristics differ from those listed in the latest issue of A-A-59326. 3.1 Hydrostatic test pressure. The
7、inch through 6-inch couplings shall withstand a hydrostatic test pressure of 300 pounds per square inch gage (psig). 3.2 Working Pressure. The -inch through 6-inch couplings shall be rated for 150 pounds per square inch working pressure. 3.3 Flange. The flange shall conform to TTMA specification RP
8、 No. 28-04 for outlet flange. 4. NOTES 4.1 Part Identification Number (PIN). The following PIN procedure is for government purposes and does not constitute a requirement for the contractor. This example describes a part numbering system for specification sheet A-A-59326/4, latest issue. AA59326/4-4-
9、SS: where /4 indicates a Male Flange Type IV Coupling Half; -4 indicates a 4-inch nominal cam locking end; and -SS indicates a stainless steel body. Material: A - Aluminum Alloy B - Copper Alloy (Brass or Bronze) BA - Aluminum Bronze SS - Stainless Steel Provided by IHSNot for ResaleNo reproduction
10、or networking permitted without license from IHS-,-,-A-A-59326/4B 3 NOTES: 1. For interpretation of dimensioning and tolerancing, see ASME Y14.5M. 2. The size of the coupling shall conform to table I. 3. Dimensions are in inches. FIGURE 1. Coupling half. CAM-LOCK INTERFACE (SEE A-A-59326) .19 REF FL
11、ANGE INTERFACE (SEE A-A-59326) C MIN Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59326/4B 4 MILITARY INTERESTS: CIVIL AGENCY COORDINATING ACTIVITY: GSA - FAS Custodians: Army - AT Preparing Activity: Navy - YD Army - AT Air Force - 99 (Projec
12、t 4730-2011-016) 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-,-,-
