GSA A-A-2320-1985 FILE HAND (AMERICAN PATTERN) SQUARE《方形手锉(美式)》.pdf

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1、-2320 September 27, 1985 CO4MERCIAL ITEjI DESCRIPTION FILE, HAND (AMERICAN PATTERN), SQUARE The General Services Administration has authorized the use of this commercial ftem description in preference to Type XVIL, Styles A, B, and C of Feaeral Specification GGG-F-325. This commercial item descripti

2、on covers hand files used for enlarging square holes, filing slots, and similar purposes. Salient characteristics: Mater i al : Carbon alloy steel. Design: Tapered in width and thickneas at least one-third of the cut length from the point. Double-cut on all surfaces (two sets of parallel cuts on the

3、 surface, one set crossing the other). Furnished in bastard-cut, second-cut, or smooth-cut as shown in table. Tang: Of a conventional shape and size suitable for attachment to a .wood handle. Tempered to a maximum hardness of 45 on the Rock- well C scale at a point apprQximately midway of its length

4、 and width. Teeth: Uniformly out or etched and of uniform height throughout the fully cut portion. Cutting surfaces hardened to a uniform hardness. The distance between the heel and point of the file, excluding the tang, shall be hardened to not greater than 68 nor less than 64 on the Rockwell C sca

5、le. Free from decarburization and br i t t 1 en es s. Marked with the country of origin and the name of the manufactur- er or with a trademark of such known character that the source of manufacture may be readily determined. in height and form. defect which may impair serviceability, durability, or

6、appearance. Marking: e Workmanship: The teeth of the file shall ;be well-defined, sharp, and uniform There shall be no evidence of rust or other t FSC 5110 / ? THIS DOCUMENT CONTAINS d PAGES Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-2320 51

7、 = 7777774 00Y2b3 5 U A-A-2320 National Stock Number 51 10-00-203-4699 51 10-00-203-4731 51 10-00-238-9658 51 1 0-00-203-97r/4 51 10-00-238-9664 5110-00-238-9667 51 10-00-239-621 6 51 10-00-203-471 4 51 10-00-203-475 1 5110-00-203-9758 51 10-00-203-9804 51 10-00-203-9806 51 10-00-203-981 1 51 10-00-

8、203-4730 51 10-00-203-4781 51 10-00-238-9660 5 1 10-00-203-9805 51 10-00-238-9666 Length Inches 4 6 8 10 12 14 16 4 6 8 10 12 14 4 6 8 10 12 Dimension at Number of teeth largest section Der inch - A . Min: Max. Inch Bastard-cut 3/16 43 48 25 29 22 25 5/16 21 19 16 18 17 3 14 15 Second-cut 114 33 37

9、3 /8 1 I2 5 /8 311 6 56 63 43 49 36 41 1 /4 511 6 3 /8 31 35 29 31 26 28 1 /2 5 /8 Smooth-cut 3/16 1 /4 5/16 72 55 44 79 61 49 3 I8 39 44 1 I2 36 39 Al 1 owable distortion (maximum) Inch 0.010 ,015 .o20 .o20 ,020 .O25 .O25 .o1 o .O1 5 020 .o20 ,020 .O25 .o1 o .O1 5 020 .o20 .o20 Length dimension: Me

10、asured from the point (free or front end) to the heel (junction of the tang with the body of the file) and have a tolerance of plus or minus 1 /8 inch. Tolerance: Width (A) - plus or minus 1/32 inch. Regulatory requirements. In accordance with the section 23.403 of the Federal Acquisition Regulation

11、s, the Governments policy is to acquire items composed of the highest percentage of recovered materials practicable, consistent with main- taining a satisfactory level of competition without adversely affecting performance requirements or exposing suppliers employees to undue hazards from the recove

12、red mat er i als. Preservation, packaging, packing, labeling, and marking. The preservation, packag- ing, packing, labeling, and marking shall be as specified in the contract or order,. PREPARING ACTIVITY: GSA-FSS 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-