GSA AA-R-0020 B-1972 RACK DISPLAY BOOK (WOOD)《书陈列架(木制)》.pdf
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1、AA-R-0020B 71 W 7777774 0023553 4 W January 7, 1972 INTERIM RFVISION OF Fed. Spec. AA-R-20A JY 1, 1959 INTERIM FEDERAL SPECIFICATION RACK, DISPLAY , BOOK, (WOOD) This Interim Federal Specification was developed by the Standardization Division, Federal Supply Service, General Services Administration,
2、 Washington, D. C., 20406, based upon currently available technical information. It is recommended that Federal agencies use it in procurement and forward recommendations for changes to the preparing activity at the address shown above. The General Services Administration has authorized the use of t
3、his Interim Federal Specification as a valid exception to Federal Specification AA-R-20a1 dated July 1, 1959. 1. SCOPE 1.1 Scope. This specification covers one type of book display rack fabricated of wood foreneral office use. 2. APPLICABLE DOCUMENTS 2.1 The following documents of the issue in effec
4、t on the date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein: Federal Specifications: FF-S-111 - Screw, Wood. TT-L-57 - Lacquer, Rubbing, Clear, (For Wood Furniture). PPP-B-636 - BOX, Fiberboard. PPP-C-843 - Cushioning Material, Cellu
5、losic. Fed. Std. No. 123 - Marking for Domestic Shipment (Civil Agencies). cations, Standards, and Handbooks as outlined under General Information in the Index of Federal Specifications and Standards and at the prices indicated in the Index. The Index, which includes cumulative monthly supplements a
6、s issued, is for sale on a subscription basis by the Superintendent of Documents, U. S. Government Printing Office, Washington, D. C. 20402. (Single copies of this specification and other Fe-dera1 Specificationa required by activities outside the Federal Government for bidding purposes are available
7、 without charge from Business Service Center8 at the General Services Administration Regional Offices in Boston, New York, Washington, E, Atlanta, Chicago, Kansas City, MO, Fort Worth, Dcnver, San Franciaco, Los Angehe, and Seattle, WA. (Federal Government activities may obtain copies of Federal Spe
8、cifications, Standards, and Handbooks and the Index of Federal Specifications and Standards from established distribution points in their agencies). Federal Standards: (Activities outside the Federal Government may obtain copies of Federal Specifi- FSC 7110 THIS DOCUMENT CONTAINS 13 PAGES. Provided
9、by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AA-R-0020B 71 W 7777774 0021552 b W AA-R- O O 2 OB (GSA-FSS ) Eilitary Standards MIL-CTD-105 - Sampling Procedures and Tables for Inspection by Attributes. MIL-STD-129 - Marking for Shipment and Storage. (Copies
10、 of Military Specifications and Standards required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer). 2.2 Other publications. The following documents form a part of this specifi- cation to the ex
11、tent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal shall apply. National Motor Freight Traffic Association, Incorporated, Agent: National Motor Freight Classification. (Application for copies should be addressed to
12、 the American Trucking Association Inc., Tariff Order Section, 1616 P Street, N.W., Washington, D.C. 20036.) Uniform Classification Committee, Agent: Uniform Freight Classification. (Application for copies should be addressed to the Uniform Classification American Society for Testing and Materials (
13、ASTM) Standard: Committee, Room 202 Union Station, 516 W. Jackson Blvd., Chicago, IL 60606.) ASTM D 905 - Standard Method of Test for Strength Properties of Adhesives in Shear by Compression Loading. (Copies may be obtained upon application to American Society for Testing and Materials, 1916 Race St
14、reet, Philadelphia, Pennsylvania 19103). 3. REQUIREMENTS 3.1 Preproduction sample. Unless otherwise swecified (see 6.2), before production is commenced, a sample of the finished item and each component wart conforming to the requirements of this specification shall be offered for approval of the con
15、tracting officer or his authorized representative. Approval of the preproduction sample authorizes the commencement of production, but does not relieve the contractor of responsibility from compliance with all other applicable provisions of this specif i ca tion. 3.2 Materials. The materials used in
16、 construction of the rack shall be of the kind and quality specified herein. 3.2.1 Adhesives. The adhesives to be used shall be any adhesive that will develop an average block shear strength of not less than 2,800 pounds per square inch when tested as specified in 4.3.1.1. 3.2.2 Solid wood. 3.2.2.1
17、Varieties. The varieties of wood used in the construction of the book display rack shall be one of the following species: beech, birch, cherry, maple, pecan, walnut, hickory, and mahogany (American and African only). i 2 . Provided by IHSNot for ResaleNo reproduction or networking permitted without
18、license from IHS-,-,-splits; shake and other defects which will affect its serviceability or strength. A few small burls, pin-knots averaging not more than two per square foot, mineral streaks a maximum of 1/16 inch by 4 inches, or 1/8 inch by 2 inches in area and averaging not more than one per squ
19、are foot, will be permitted. 3.2.2.3 Seasoning. All wood parts shall be uniformly kiln dried to a moisture content of 5 to 8 percent and shall be stored in properly controlled atmosphere to I ci. assure uniform distribution and stresses that impair serviceability or finished appearance; I *- 3.2.3 F
20、inishins materials. not cause failure to finish panels in tests specified in 4.3.1.1, 3.2.3.2 Stain. The stain shall consist of an organic dye in an organic solvent and shall not cause failure to finish panels in ultraviolet resistance test specified in 4.3.1.1. 3.2.3.3 Lacquer. The lacquer shall co
21、nform to the applicable requirements of 3.2.4 Hardware. type I or type II of TT-L-57 when tested as specified in 4.3.1.1. face (in contact with floor: rubber cushion shall be hiqhly polished stainless steel or bkown hiqh impact plastic in the size and type specified. 3.3 Constr-uction. 3.3.1 Design.
22、 The design of the book display rack shall be as shown in Figures 1 and 2. The overall dimensions of the book rack shall be 22 inches wide by 12 inches deep by 30 inches high, excluding glides. The-ok display rack shall provide two areas for accommodating books. othemrise specified herein : 3.3.2.1
23、Overall tolerances for book display rack: (a) Height - plus 1/4 inch minus 1/8 inch. (b) Depth - plus 1/4 inch minus 1/8 inch. (c) Width - plus 1/4 inch minus 1/8 inch. (a) Dimension of any solid wood part (width and thickness) - plus 1/16 inch until.the adhesive-has properly-set. the joint while ad
24、hesive is setting. Starved or Insufficiently glued joints will not be acceptable. Nails o; brads shall not be used for holding Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AA-R-OOZOB(GSA-FSS) 3.3.4 Details of construction. The principal component
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