1、AA-C-31iE 71 7797774 00573b7 3 AA-C-31E June 1, 1972 SUPERSEDING Int. Fed. Spec. AA-C-O3D(GSR-FSS) June 19 , 1968 and Fed. Spec. AA-C-3lc February 7, 1963 FEDERAL SPECIFICATION CABINETS , STORAGE , METAL This specification was approved by the Commissioner, Federal Supply Service, General Services Ad
2、ministration, for the use of all Federal agencies. 1. SCOPE AND CLASSIFICATION 1.1 Scope. This specification covers single and double door storage and wardrobe cabinets, which are equipped with locks. 1.2 Classification. 1.2.1 Types , classes , sizes , and styles-. The cabinets shall be of the follo
3、wing Type I - Storage cabinets Class 1 - Double door. types, classes, sizes , and styles as specified (see 6.2). Size 1 - 36 inches wide by 78 inches high by 18 inches deep. Size 2 - 36 inches wide by 42 inches high by 18 inches deep. Size 3 - 24 inches wide by 78 inches high by 18 inches deep. Clas
4、s 2 - Single door. Type II - Combination storage and wardrobe cabinet. Class 1 - Double door. Style A - Without interior drawers. Style B - With interior drawers. Size 1 - 36 inches wide by. 78 inches high by 18 inches deep. Size 4 - 30 inches wide by 84 inches high by 24 inches deep. Size 5 - 36 in
5、ches wide by 84 inches high by 24 inches deep. Class 2 - Single door. Style A - Without interior drawers. Size 3 - 24 inches wide by 78 inches high by 18 inches deep. Type III - Wardnobe cabinet. Class 1 - Double door. Class 2 - Single door. Size 1 - 36 inches wide by 78 inches high by 18 inches dee
6、p. Size 3 - 24 inches wide by 78 inches high by 18 inches deep. 2. APPLICABLE DOCUMNTS 2.1 The following documents of the issue in effect on the date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein: Federal Specifications: QQ-C-320 - C
7、hromium Plating (Electrodeposited) . TT-C-490 - Cleaning Methods and Pretreatment of Ferrous Surfaces for Organic PPP-P-O015 - Packaging and Packing of Storage Cabinets , Wardrobes .and. Clothing Coatings. Lockers, Metal. FSC 7105 7125 Provided by IHSNot for ResaleNo reproduction or networking permi
8、tted without license from IHS-,-,- - AA-C-31E 71 9999974 0059368 5 9 AA-C-31E Federal Standards: Fed, Sta. No. 187 - Identification of Pressed Bends, Forms, Seams, and Joints Fed. Std. No. 595 - Colors. (sheet metal) (Activities outside the Federal Government may obtain copies of Federal Specifica-
9、tions, 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 as issued, is for sale on a sub- scription basis by the Superintendent of Docu
10、ments, U. S. Government Printing Office, Washington, DC 20402. (Single copies of this specification and other Federal specifications required by activities outside the Federal Government for bidding purposes are available without charge from Business Service Centers at the General Cervices Administr
11、ation Regional Offices in Boston, New York, Washington, DC, Atlanta, Chicago, Kansas City, MO, Fort Worth, Denver, San Francisco, Los Angeles, and Seattle, WA. (Federal Government activities may obtain copies of Federal Specifications, Standards, and Handbooks adn the Inex of Federal Specifications
12、and Standards from established distribution points in their agencies.) Military Speci f icationc: MIL-W-12332 - Welding, Resistance, Spot, Sean! and Projection; for Fabricating Assemblies of Low Carbon Steel. Military Standards : MLL-STD-105 - Sampling Procedures and Tables for Inspection by Attribu
13、tes. 1111-STD-130 - Identification Flarkinrj of U. S. Military Property. (Copies of Military Specifications and Standards required by contractors in connec- tion with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) to the exte
14、nt specified herein, Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal shall apply. 2.2 Other publications. The following documents form a part of this specification Steel Products Manual. (Application for copies should be addressed to
15、American Iron and Steel Institute, 150 East 42nd Street, New York, NY 10017.) 3, REQUIREbENTS 3.1 Pre roduction s*le. Unless otherwise specified (see 6,2), before production is commehig, a sample of the finished commodity and each component part shall De sub- mitted or made ready for the contracting
16、 officer or his authorized representatives to examine and test: to determine compliance with this specification. Approval of the pre- production sample authorizes commencement of production, but does not relieve the con- tractor o responsibility from compliance with all other applicable provisions o
17、f this specification, Production units shall not vary from the approved preproduction sample in design or construction without written approval of the contracting officer. 3.2 Material. All materials used shall be as hereinafter specified. Materials shall not have been used in their present state. a
18、ffect the appearance or the serviceability o the finished product. cold rolled or cold rolled oiled, either of which shall have a stretcher leveled standard of flatness: commercial quality hot rolled pickled and oiled: or commercial quality hot rolled annealed. flatness“ shall be as defined in the S
19、teel Products Manual. Cold rolled or cold rolled They shall be free of defects which 3.2.1 Steel. The steel sheets used in the cabinets shall be commercial quality “Commercial Quality“ and stretcher leveled standard of 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without li
20、cense from IHS-,-,-AA-C-3LE 71 979977V 00573b9 7 AA-C-31E oiled steel shall be used for doors, sides, top and back and may be used throughout. When cold rolled or cold rolled oiled steel sheets are -not used throughout, the steel sheets used for bottoms , bases , vertical partitions and other struct
21、ural parts shall be hot rolled pickled and oiled. Unless cold rolled or cold rolled oiled steel sheets are used, steel sheets used for all other parts shall be hot rolled pickled and oiled or hot rolled annealed. The steel shall be smooth, free fron? rust, scale, pits, scratches, laps, crimps and bu
22、ckles affecting strength or appearance. The sheet steel used for parts to be formed shall withstand the bend test specified in 4.5.1. The thickness of steal to be used for individual parts shall be as given in table1 and in the applicable paragraphs of this specification. They are the minimum thickn
23、esses permitted, except the decimal equivalents shown for gages are subject to the tolerances given in the Steel Products Manual. 3.2.1.1 Steel thickness. TABLE I. Thickness of steel for individual parts Part Gage Decimal equivalent (inches) - Tops Backs Bott oms Sides Partitions (verticial) Doors,
24、Type II, Class 1, style Doors, all other cabinets Door hat section reinforcement Side member door frames (as specified in Top and. bottom tie member of Base plates with bottom tie member Base plates without bottom tie member Shelves, adjustable: Double door units w/o vertical dividing partition B ca
25、binets doorframes 20 22 20 22 20 16 20 20 3.3.1.4) 16 20 16 18 Single door units and double door units trith vertical dividing partition 20 Single door units 20 Shelves , non-adjustable: Double door units 18 Drawers 20 Drawer tracks and case tracks 18 O .O359 .O299 . o 359 .O299 . o 359 .O598 .O359
26、.O359 .O598 .O 359 .O598 .O478 . o 359 .O478 . o 359 .O359 .O478 3.2.2 Hardware. 3.2.2.1 Face hardware. Except as otherwise specified herein, the face hardware shall be satin finished anodized aluminum, type 302 corrosion resistant steel, or satin finished chromium on die cast steel, zinc, brass or
27、bronze. Tensile strength of die cast zinc shall he not less than 40,000 p.s .i. Chromium plating shall be class 1 (decorative) and type II (satin) in accordance with QQ-C-320. 3.2.2.1.1 Handle. The doors of class 2 cabinets and the right hand door or class 1 cabinets shambeequipped with a handle, wh
28、ich may contain the lock specified in 3.2.2.1.2. The handle for style B cabinets shall accommodate a padlock having a 3/16 inch diaineter shackle. When a padlock is attached to the handle of the closed, latched d.oor the latching mechanism shall be immobilized. The test described in 4.5.4.1 shall be
29、 performed to determine compliance with this requirement. A satin finish zinc plated, satin finish chrome plated or type 302 corrosion resistant padlock keeper and padlock strike shall be attached securely to the door by welds, rivets or blind head screws. The minimum steel thickness of the keeper s
30、hall be 14 gage 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AA-C-3LE 71 7779774 0057370 3 W AA-C-31E (0.0747 inch). The padlock keeper shall not interfere with the gripping area of the handle. handles shall conform to 3.2.2.1. Handles shall be
31、designed to afford a natural grip and shall be free of burrs, sharp corners, sharp edges and rough edges. The handles shall be designed to actuate a three point latching mechanism (see 3.3.12). 3.2.2.1.2 Locks. A pin or disk tumbler key lock having not less than 200 key changes shall b-ovided with e
32、ach cabinet except style B. keyed and, when specified, (see 6.2) , master keys shall be furnished. The face of the locks shall be as specified in 3.2.2.1. The locking mechanism shall be designed to prevent automatic locking when doors are closed. be furnished with each lock and, unless otherwise spe
33、cified, (see 6.2) , each lock on any order of 200 cabinets or less shall be of a different key change in that one set of duplicate keys will operate no more than one of the locks. 3.2.2.1.3 Label holders. The label holders for style B cabinets shall be of one of the materials and finishes specified
34、in 3.2.2.1. They may be sand cast, die cast or stamped and formed. Stamped and formed label holders shall be not less than 20 gage (0.0359 inch) steel or not less than 0.040 inch thick aluminum. They shall be located on the right hand door at least two inches from its inside (left hand) vertical edg
35、e and between 60 inches and 72 inches from the floor line. Attachment shall be by means of (i) not less than two concealed or slotless head machine screws, lock washers and nuts or (2) not less than two rivets. The attachments shall hold the label holder securely to the door and prevent movement of
36、the holder. The label holder shall accommodate, without binding, label cards not less than 3-1/4 inches wide by 1-5/8 inches high. All outisde corners and edges shall be free of burrs, roughness or sharpness. The outside edges shall form an unbroken line and the side and bottom edges shall be flat a
37、gainst the face of the door. 3.2.2.2 Hinges. The hinges shall be of the full loop, tight pin, flush butt type: continuous loop, double leaf, tight pin type; or the conpletely concealed type. They shall permit the doors to pivot at least 160 degrees. The hinge pins shall be completely concealed, or p
38、artially concealed and spun over at the ends. 3.2.2.3 Coat hooks. Coat hooks shall be commercially available items, formed from ferrous metal orcast from ferrous or non-ferrous metal. hooks shall be annodized. Hooks of other materials shall be plated to resist rust, They shall have ball-shaped ends.
39、 Each hook shall be providedwith not less than two mounting holes. All of the handle assembly shall be on the right hand door. All The lock shall be master Duplicate keys shall Cast aluminum alloy 3.2.2.4 Fastening devices. Bolts shall be of steel, not less than 3/16 inch in diameter and shall have
40、slotless heads. They shall be provided with locknuts or with solid nuts and lockwashers. Rivets, when used to attach hinges, shall be solid steel or of aluminum alloy. Solid steel rivets shall be not less than size 10 with a nominal diameter of 0.134 inch. When aluminum alloy rivets are used to atta
41、ch hinges, they shall be the blind type with a break stem and shall have a minimum shear strength of 2000 p.s.i. Their body diameter shall be not less than 3/16 inch, except that commercial tolerances will be permitted. The rivet shall expand to fill the clearance hole completely. Rivets usei! to at
42、tach one leaf of the hinge to the door frame shall have countersunk heads. Rivets used to attach other parts shall be not less than 5/32 inch (comercial tolerances acceptable) in body diameter and shall have domed heads. The minimum shear strength shall be 900 p.s.i. The method of staking and the si
43、ze of stakedarea shall be as recommendeci by the manufacturer of the rivets used. All steel fastenings shall be made to resist rust by means of metal plating. 3.2.3 Finishing materials. 3.2.3.1 Primer. Primer, when used, shall be compatible with the finishing enamel 3.2.3.2 Enamel. Enamel for the fi
44、nishing shall be of the baking type and the color used. shall be as specified in 3.2.3.2.1. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AA-C-33E 73 = 7779974 0057373 5 = a a a AA-C-31E 3.2.3.2.1 Finishing enamel color. Unless otherwise specifie
45、d. (see 6.2) the color of the finishing enamel shall be gray, color chip No. 26134 of Fed. Std. No. 595 (see 6.5). 3.3 Construction. 3.3.1 Appearance. The appearance of the cabinets and tle arranaenent of interior components shall be generally as shown in the applicable figures. Specific require- me
46、nts shall be as specified herein. 3.2.3 Welding (see definitions-in 6.6). 3.3.2.1 Spot weldinq. Spot welds shall not be closer to the edge of either adjoining member than 1/2 the greatest dimension of the spot weld, nor shall they be centered closer together than twice the greatest dircension. Squee
47、ze time, weld time and hold time shall be controlled to produce uniform welds that will meet the test specified in 4.5.3. All depressed or protruding spot welds on exposed surfaces of cabinets shall be filled and sanded or ground mooth. Except as otherwise specifie herein, spot welds shall be center
48、ed not more than 6 inches apart. 3.3.3 Sheet metal forr?.ations. Sheet metal forrations sDecified herein shall conform to the illustrated nomenclature in Fed. Std. No. 187. The bends and. folds in the formations specified are the minimum number of bends and folds pernitted. Additional bends and fold
49、s which do not inpair the utility of the cabinets, or detract from their appearance are permissible. assembly (shippedYknocked-dourn except to the extent specifie herein) , or shall be completely and properly assembled by the contractor before shiphent (shipped Set-up) as specified (see 6.2). Alternatively, in lieu of completely Set-up shipment the adjustable shelves may be packaged separately before being packed with the unit. Cabinets shipped knocked down shall have the door(s) attached properly
