DLA A-A-59440 10-2012 VALVE INLINE CHECK-VALVE WATER OIL AND GAS (WOG).pdf
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1、 AMSC N/A FSC 4820 A-A-59440/10 5 December 2012 COMMERCIAL ITEM DESCRIPTION SPECIFICATION SHEET VALVE, INLINE CHECK-VALVE, WATER, OIL, AND GAS (WOG) The General Services Administration has authorized the use of this commercial item description for all federal agencies. The complete requirements for
2、procuring the valve, inline check valve, Water, Oil, Gas (WOG) described herein shall consist of this document and the issue in effect of A-A-59440. CLASSIFICATION/PART OR IDENTIFICATION NUMBER (PIN). This Commercial Item Description (CID) specification sheet uses a classification system which is in
3、cluded in the PIN as shown in the following example (see NOTES). AA59440 /10 - 040 CID number Applicable Dash number CID spec sheet (see figure 1) (two digits) SALIENT CHARACTERISTICS. Interface and physical dimensions. Valve, inline check valve, WOG supplied to this CID specification sheet shall be
4、 as specified herein (see figure 1). Size. Nominal sizes of 1/4 inch through 1 inch with NPTF-1 threads. Intended application. This item is for use in steam systems where pressures do not exceed 150 psig (10.3 bar) WOG at 150F (65.6C) and the liquid is compatible with brass. Permissible variations i
5、n dimensions. Figure 1 lists the permissible variation in dimensions for each size. The external dimensions of the valve should not limit procurement unless the end item applications restrict these dimensions. Optional designs. Figure 1 is for identification purposes only and is not intended to rest
6、rict designs or shapes not dimensioned. Threads. Threads are dryseal NPTF-1 in accordance with CID A-A-59440. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59440/10 2 Materials. Preferred valve material. Preferred material is brass i
7、n accordance with ASTM B61. Brass. Brass shall be in accordance with the following: ASTM B16/B16M ASTM B121/B121M ASTM B505/B505M SAE AMS4845 ASTM B22 ASTM B124/B124M ASTM B584 SAE AMS4855 ASTM B30 ASTM B148 ASTM B763 SAE AMS4860 ASTM B36/B36M ASTM B176 ASTM B770 SAE AMS4862 ASTM B61 ASTM B271 SAE A
8、MS4890 ASTM B62 ASTM B369 Protective Coating. Brass: None. Caution: Brass with lead contents shall not be used for potable water or oxygen systems. Mounting. Mounting shall be horizontal or vertical. Pressure. a. Working Pressure: 125 psi (8.6 bar). b. Minimum opening pressure: 1 psi (.06 bar). Spri
9、ng. Spring shall be stainless steel. Test Pressures. Perform tests in accordance with A-A-59440 using API Standard 598. a. Shell test pressure 225 psig (15.5 bar). b. The seat test can be part of shell test in accordance with API Standard 598. c. Certification of testing can be used in place of test
10、ing if procuring activity accepts. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59440/10 3 Dash number Nominal pipe size A Pipe tread, NPTF-1 B Ref C Ref 040 1/4 1/4 - 18 2 .75 041 3/8 3/8 - 18 2 1.00 042 1/2 1/2 - 14 2-1/8 1.00 043 3/4 3/4 -
11、14 2-1/4 1.00 044 1 1 11 1/2 2-1/2 1.00 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Unless otherwise specified tolerances are .010 inch (0.25 mm). 4. Oval port having same cross sectional area is acceptable. 5. Measurements across flats of hexagonal w
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