A-A-59326-18A-20031.pdf
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1、 Beneficial comments, recommendations, additions, deletions, clarifications, etc., and any other data which may improve this document should be sent by letter to: US Army Tank-automotive INCH-POUND A-A-59326/18A May 1, 2003 SUPERSEDING A-A-59326/18 September 25, 1998 COMMERCIAL ITEM DESCRIPTION SPEC
2、IFICATION SHEET COUPLING HALF, FEMALE REDUCER BY INTERNAL PIPE THREAD, TYPE XVIII The General Services Administration has authorized the use of this commercial item description , for all federal agencies. The complete requirements for procuring couplings described herein shall consist of this docume
3、nt and the latest issue in effect of A-A-59326A. NOTES: 1. The size of the coupling shall conform to table 1. GASKET CAM-LOCK INTERFACE (SEE A-A-59326A) THREADED INTERFACE (SEE TABLE) PULL RING (SEE A-A-59326A) 2. Dimensions are in inches. FIGURE 1. Coupling half. and Armaments Command, ATTN: AMSTA-
4、TR-D/210, 6501 E. 11 Mile Road, Warren, MI 48397-5000. AMSC N/A FSC 4730 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. A-A-59326/18A TABLE 1. Coupling half size. Dash No. Cam-Lock Nom. Size Thread NPT Gasket Reqd. 1 3 2-11 -8 2 4 3-8 -9 3 6 4-8 -10 Sizes are in In
5、ches 1. SCOPE. This specification covers a Female Reducer by Internal Pipe Thread, Type XVIII Coupling Half. 2. CLASSIFICATION. The size of the coupling halves is designated in table 1. 3. SALIENT CHARACTERISTICS. The following characteristics differ from those listed in A-A-59326A. 3.1 Accessories.
6、 The coupling shall be provided with the gasket and pull ring indicated. 3.2 Threads. The coupling threads shall conform to National Tapered Pipe Thread per ANSI/ASME B1.20.1. 3.3 Hydrostatic test pressure. The 3-inch through 6-inch couplings shall withstand a hydrostatic test pressure of 300 pounds
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