DLA A-A-59440 2 B-2012 COCK-VALVE DRAIN WITH HOSE BIB 150 PSI NON-FLAMMABLE LIQUID OR GAS NPTF-1 THREADS.pdf
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1、AMSC N/A FSC 4820 A-A-59440/2B 21 May 2012 SUPERSEDING A-A-59440/2A 23 May 2005 COMMERCIAL ITEM DESCRIPTION SPECIFICATION SHEET COCK-VALVE, DRAIN, WITH HOSE BIB, 150 PSI, NON-FLAMMABLE LIQUID OR GAS, NPTF-1 THREADS The General Services Administration has authorized the use of this commercial item de
2、scription for all federal agencies. The complete requirements for procuring the cock-valve, drain, with hose bib, 150 psi, non-flammable liquid or gas, NPTF-1 threads described herein shall consist of this document and the issue in effect of A-A-59440. CLASSIFICATION/PART OR IDENTIFICATION NUMBER (P
3、IN). This commercial item description (CID) specification sheet uses a classification system which is included in the PIN as shown in the following example (see NOTES). SALIENT CHARACTERISTICS. Interface and physical dimensions. Cock-valves, drain, with hose bib, 150 psi, non-flammable liquid or gas
4、, NPTF-1 threads supplied to this CID specification sheet shall be as specified herein (see figure 1). Sizes. Nominal sizes of 1/8 inch through 1/4 inch with NPTF-1 threads are covered by this CID. Intended applications. These items are for use in non-flammable liquid or gas systems where pressures
5、do not exceed 150 psig (10.34 bar) at 150F (66C). Permissible variations in dimensions. Figure 1 lists the permissible variation in dimensions for each size. The external dimensions of the cock-valve should not limit procurement unless the end item applications restrict these dimensions. INCH-POUND
6、AA59440 /02 - 002 Blank or C I I I I _I_ _I_ _I_ _I_ CID number Applicable Dash number Handle plating CID spec sheet (see figure 1) (see figure 1) (two digits) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59440/2B 2 Threads. Threads are drysea
7、l NPTF-1 in accordance with A-A-59440. Materials. Brass. Brass shall be in accordance with the following commercial standards: ASTM B16/B16M ASTM B121/B121M ASTM B427 SAE AMS4845 ASTM B22 ASTM B124/B124M ASTM B505/B505M SAE AMS4855 ASTM B30 ASTM B148 ASTM B584 SAE AMS4860 ASTM B36/B36M ASTM B176 AST
8、M B763 SAE AMS4862 ASTM B61 ASTM B271 ASTM B770 SAE AMS4890 ASTM B62 ASTM B369 ASTM B806 Carbon steel. Cast, forged, or machined carbon steel shall be in accordance with QQ-S-698. Handle. Handle may be hot rolled or cold rolled steel conforming to QQ-S-698 or another commonly accepted industry stand
9、ard. Protective coating: a. Brass: None. b. Carbon steel: (1) Cadmium in accordance with SAE-AMS-QQ-P-416, type II, class 2. (2) Zinc in accordance with ASTM B633, type II, 12.7 m (50 microinches) minimum. Caution: Cadmium shall not be used in potable water or oxygen systems. Brass shall not have an
10、y lead contents. Test pressures: a. Shell: 150 psig (10.3 bar). b. Seat: 50 psig (3.45 bar). Valve bodies. Valve bodies shall be provided with hexagonal wrenching surfaces. Valve stem. Drain valves shall be designed to prevent the valve stem from being inadvertently removed. Optional designs. Figure
11、 1 is for identification purposes only and is not intended to restrict designs or shapes not dimensioned. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59440/2B 3 Dash No. Handle plating A pipe thread NPTF-1 B max (mm) C open max (mm) D diamete
12、r min E diameter +.03 -.06 (+0.8 mm) (-1.5 mm) F max (mm) G max (mm) H .015 (0.38 mm) J diameter max (mm) 009 Zinc 1/8-27 1.38 (35.1) 1.88 (47.8) .19 (4.8) .25 (6.4) .88 (22.4) .78 (19.8) .56 or .62 (14.2 or 15.7) .34 (8.6) 009B Brass 009C Cadmium 010 Zinc 1/4-18 1.38 (35.1) 2.00 (50.8) .22 (5.6) .2
13、5 (6.4) .88 (22.4) .78 (19.8) .56 or .62 (14.2 or 15.7) .34 (8.6) 010B Brass 010C Cadmium 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. Diameter of hole shall be adequate to allow drainag
14、e through the valve. 5. Thread “A” shall be a modified NPTF-1, the effective NPTF-1 thread is shortened by one thread on the small end. FIGURE 1. Dimensions and configuration cock-valve, drain, with hose bib. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I
15、HS-,-,-A-A-59440/2B 4 NOTES. PIN. The PIN should be used for Government purposes to buy commercial products to this CID specification sheet. See the classification section for PIN format example. Source of documents FEDERAL SPECIFICATION QQ-S-698 - Steel, Sheet and Strip, Low Carbon COMMERCIAL ITEM
16、DESCRIPTION A-A-59440 - Cock-Valves and Valves, General Requirements for (Copies of these documents are available online at https:/assist.daps.dla.mil/quicksearch/ or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) Other Publications ASTM
17、INTERNATIONAL ASTM B16/B16M - Free-Cutting Brass Rod, Bar and Shapes for use in Screw Machines ASTM B22 - Bronze Castings for Bridges and Turntables ASTM B30 - Copper Alloys in Ingot Form ASTM B36/B36M - Brass Plate, Sheet, Strip, and Rolled Bar ASTM B61 - Steam or Valve Bronze Castings ASTM B62 - C
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