1、A-A-50464B 9999974 0167533 542 INCH-POUND A-A-50464B Februarv 13. 1996 SUPERSEDING April 7, 1989 A-A-50464A COMMERCIAL ITEM DESCRIPTION CAP, FLUE, CYLINDRICAL The General Services Administration has authorized the use of this commercial item description, for all federal agencies. 1. for single wall
2、flue gas vent from oil-fired appliances. SCOPE. The flue caps are intended to be used as a chimney outlet component 2. sizes : CLASSIFICATION. The flue caps shall conform to the following class and 2.1 Class Class 1 - Galvanized steel (ASTM A525). Class 2 - Stainless steel (ASTM A167). 2.2 Size Size
3、 A - For 3-inch (76 millimeters (mm) chimney pipe. Size B - For 4-inch (102 mm) chimney pipe. Size C - For 6-inch (152 mm) chimney pipe. Size D - For 8-inch (203 mm) chimney pipe. Size E - For 10-inch (254 mm) chimney pipe. Size F - For 12-inch (305 mm) chimney pipe. 3. SALIENT CHARACTERISTICS. The
4、flue caps shall be designed and constructed to conform to Underwriters Laboratories (UL) 103. The thickness of the steel sheet and the shape of the cap shall be in accordance with manufacturers standard practices. Inlet connections shall match and fit the circular chimney pipe openings for the same
5、size as specified herein. 4. REGULATORY REQUIREMENTS. The offeror/contractor is encouraged to use recovered materials in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). IBeneficial comments, recommendations, additions, deletions, clarifications, I ICommanding Officer (C
6、ode 156), Naval Construction Battalion Center, 1000 23rdl IAvenue, Port Hueneme, CA 93043-4301, by using the Standardization Document I IImprovement Proposal (DD Form 1426) appearing at the end of this document or I letc. and any data which may improve this document should be sent to: I lor bv lette
7、r. I FSC 4520 AMSC N/A DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-504b4B m 9999974 03b9534 489 m A-A-50464B 5. QUALITY ASSURANCE PROVISIONS. 5.1 Contractor cer
8、tification. The contractor shall certify and maintain substantiating evidence that the product offered meets the salient characteristics of this Commercial Item Description, and that the product conforms to the producer s own drawings, specifications , standards, and quality assurance practices, and
9、 is the same product offered for sale in the commercial marketplace. conformance prior to first delivery and thereafter as may be otherwise provided for under the provisions of the contract. The Government reserves the right to require proof of such 5.2 Metric products. Products manufactured to metr
10、ic dimensions will be considered on an equal basis with those manufactured using inch-pound units, provided they fall within the tolerances specified and all other requirements of this document are met. If a product is manufactured to metric dimensions and those dimensions exceed the tolerances spec
11、ified in the inch-pound units, a request should be made to the specification preparing activity for changes to this document. 6. PACKAGING. Preservation, packing, and marking shall be specified in the contract or order. 7. NOTES. 7.1 Part identification number. The following part identification numb
12、ering procedure is for Government purposes and does not constitute a requirement for the contractor. NOTES. Purchaser should specify class and size. 7.2 Sources of Documents. 7.2.1 The Federal Acquisition Regulation (FAR) may be obtained from the Superintendent of Documents, U.S. Government Printing
13、 Office, Washington, DC, 20402. 7.2.2 Materials, 1916 Race Street, Philadelphia, PA 19103. 7.2.3 Pfingsten Road, Northbrook, IL 60062.2096. ASTM standards are available from the American Society for Testing and UL standards are available from the Underwriters Laboratories, Inc. , 333 f 2 Provided by
14、 IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-50464B 7777774 0167535 315 A-A-50464B 7.3 National Stock Numbers (NSNs). which correspond to this CID. NSNs associated with the CID. The following is a list of NSNs assigned The list may not be indicative of a
15、ll possible NSN 4520-00-2773-1235 4520-00-373-1236 MILITARY INTERESTS: Cus todian Navy - YD1 Review Activity Class Size 1 1 C E CIVIL AGENCY COORDINATING ACTIVITY: GSA-FSS PREPARING ACTIVITY: Navy - YDl Project 4520-0381 DLA - CS Navy - MC 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
