A-A-52597 Valves, Check: Swing, Cast-Iron And SteelThis CID covers requirements for cast-iron and steel swing check valves, hereinafter referred to as "valves", designed for liquid or gaseous petroleum products.

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A-A-52597

7. NOTES

(This section contains information of a general or explanatory nature that may be helpful but is not mandatory.)

7.1 Addresses for obtaining copies of referenced documents.

7.1.1 Government documents. Copies of CID A-A-52519 may be obtained from the Defense Printing Service Detachment Office, Bldg. 4D (Customer Service), 700 Robbins Avenue, Philadelphia, PA 19111-5094.

7.1.2 Non-Government publications. Copies of ANSI B16.1, B16.5, B16.10, B16.25, and B18.22 may be obtained from the American National Standards Institute, 11 West 42nd Street, 13th Floor, New York, NY 10036. Copies of API specifications 5B and 6D may be obtained from the American Petroleum Institute, Production Division, 1220 L Street, NW, Washington, DC 20005. Copies of ASTM A126, A307, and A449 may be obtained from the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959. Copies of MSS SP-6, SP-25, and SP71 may be obtained from the Manufacturing Standardization Society of the Valves and Fitting Industry, 127 Park Street NE, Vienna, VA 22180.

7.2 Ordering data. Acquisition documents must specify the following:

a. Title, number, and date of this CID.

b. Issue of DODISS to be cited in the solicitation.

c. Size and class of valve required.

d. Seating material required if other than bronze.

e. Type of valve ends required for steel valves.

f. Type of seats required for steel valves if other than specified.

g. Seating material required for metal-to-metal seats if other than specified.

h. When O-ring clapper seal is required.

i. When an outside lever and weight are required.

j. When the lever and weight are not required to balance the disc.

k. When end-flange gaskets shall be fabricated from material other than specified.

l. When end-flange bolting shall be furnished.

m. PIN, and quantity of valves required.

n. Finish, if other than as specified.

o. Applicable level of preservation, packing, and marking.