1、A-A -23 2 9 September 27, 1985 COMMERCIAL ITEM DESCRIPTION RASP, HAND, WOOD The General Services Administration has authorized the use of this commercial item description in preference to Type XXVII, Class 1, Style A and Class 2, Style A of Federal Specification This commercial item description cove
2、rs hand rasps used for shaping wood items and enlarging openings. Salient characteristics: Mater i al : Carbon alloy steel. Design: Rasp teeth on each surface. Bastard-cut. Furnished in flat or half-round styles. GGG-F-325. Flat rasp: Width tapered from head to point. Thickness tapered from heel to
3、oint or uniform throughout. Two square edges, each single-cut 7 one set of parallel cuts on the surface). Half-round rasp: Width and thickness both tapered from heel to point, Tang: Teeth: Of a conventional shape and size suitable for attachment to a wood handle. Tempered to a maximum hardness of 45
4、 on the Rock- well C scale at a point approximately midway of its length and width. Formed by raising portions of the metal from the surface of the blank. Entirely separate from one another. Top of each tooth rounded. Uniformly cut and of uniform height throughout. Cutting surfaces hardened to a uni
5、form hardness. The distance between the heel and point of the rasp, excluding the tang, shall be hardened to not greater than 68 nor less than 64 on the Rockwell C scale. Free from decarburization and brittleness. Marking: Marked with the country of origin and the name of the manufactur- er or with
6、a trademark of such known character that the source of manufacture may be readily determined. in height and form. There shall be no evidence of rust or other defect which may impair serviceability, durability, or appearance. Workmanship: The teeth of the rasp shall be well-defined, sharp, and unifor
7、m 1 r0 FIGURE 1 Flat THIS DOCUMENT CONTAINS 2- PAGES FSC Sil0 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-2327 51 M 7777774 0042702 5 A-A-2329 FIGURE 2 Half -r ound Dimensions at Teeth Rows Allowable Allowable Number Length A B row inch (maxi
8、mum) (maximum) National Stock largest section per per distortion warpage Inches Inches Inch Inch De gr e es Flat 51 10-00-233-9721 10 1 11/32 7 5-3/4 0.020 3 51 10-00-233-971 8 12 1-311 6 13/32 7 5-1/4 -020 3 Back Flat Dimensions at Teeth Rows Teeth Rows Allowable . Number Length A B row inch row in
9、ch (maximum) National Stock largest section per per per per warpage Inches Inches Inch Degrees Half -r ound 51 10-00-233-971 O 8 13/16 5/16 8 6-2/3 7 6-2/3 4 51 10-00-233-971 1 10 1 13/32 8 5-314 7 5-3/4 4 5110-00-233-9712 12 1-3/16 15/32 8 5-1/4 7 5-1/4 4 51 10-00-233-971 3 14 1-3/8 17/32 9 4-3/4 7
10、 4-314 4 Length dimension: Measured from the point (free or front end) to the heel (junction of the tang with the body of the rasp) and have a tolerance of plus or minus 1/8 inch. Thickness (BY - plus or minus 1/8 inch. Rasp teeth - plus or minus one tooth per row and one row per inch. Regulatory re
11、quirements. In accordance with the section 23.403 of the Federal Acquisition Regulations, 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 pe
12、rformance requirements or exposing suppliers employees to undue hazards from the recovered materials. Tolerance: Width (A) - lus or minus 1/8 inch. 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-,-,-
