ARMY A-A-52538-1995 HOOK LOG-GRAB (127 BY 203 MILLIMETERS)《127 203MM抓钩》.pdf

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1、METRICA -A-52538December 4, 1995SUPERSEDINGMIL-H-3611C1 April 1971COMMERCIAL ITEM DESCRIPTIONHOOK, LOG-GRAB (127 BY 203 MILLIMETERS)The General Services Administration has authorized the use of this commercial itemdescription (CID) for all federal agencies.1. SCOPE . This CID covers one type of 127

2、x 203 millimeters (mm) (5 by 8 inches (in) steellog-grab hook, which is intended to facilitate towing and skidding logs.2. SALIENT CHARACTERISTICS2.1 Materials . The hook shall be forged of one piece of steel, and from “H” classification steelswith the required hardness and depth of hardness, confor

3、ming to ASTM A304. The forged hookshall be heat treated to a Rockwell “C” hardness of 30 plus or minus 2. The use of recoveredmaterial made in compliance with regulatory requirements is acceptable providing that allrequirements of this CID are met (see 3.1).2.2 Design and construction . The hook sha

4、ll be formed to an angle of approximately 90 degreeswith a wide throat opening (see figure 1). The hook shall have an eye and projection on one end,a spur on the heel, a plain point on the other end, and the eye shall be radiused around the outeredge to prevent cutting or damage to the wire rope (se

5、e figure 1).Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any otherdata which may improve this document should be sent by letter to : U.S. Army Tank -automotiveand Armaments Command, ATTN: AMSTA -TR -E/BLUE, Warren, MI 48397 -5000.ASTM N/A FSC 4030DISTRIBUTION

6、STATEMENT A . Approved for public release; distribution is unlimited.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-525382Figure 1. Hook, log-grab .2.2.1 Dimensions . The hook shall conform to the dimensions shown in table I (see 6.4).TABLE I. H

7、ook dimensions .ToleranceDimension Millimeters (Inches) Plus MinusOverall lengthOverall depthLength of hookWidth of bitWidth of shankDepth of shankEye diameter (min.)203 (8.00)127 (5.00)102 (4.00)16 (0.63)19 (0.75)35 (1.38)19 (0.75)7 (0.25)7 (0.25)7 (0.25)7 (0.25)7 (0.25)7 (0.25)-4 (0.13)4 (0.13)4 (

8、0.13)4 (0.13)4 (0.13)4 (0.13)-(Note: Dimensions in parenthesis are in inches)2.2.2 Safety . The hook shall conform to all applicable standards of the Department of LaborOccupational Safety and Health Administration (OSHA) (see 6.2).2.3 Identification markings . Identification marking shall be perman

9、ent and legible and shallinclude, as a minimum, the manufacturers trademark, the contract number, and the NationalStock Number (NSN) (see 6.3).Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-5253833. REGULATORY REQUIREMENTS3.1 Recovered material

10、. The offeror/contractor is encouraged to use recovered materials to themaximum extent practicable, in accordance with paragraph 23.403 of the Federal AcquisitionRegulation (FAR).4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for inspection . The contractor is responsible for the performance of a

11、llinspections (examinations and tests).4.2 Contractor certification . The contractor shall certify and maintain substantiating evidencethat the product offered meets the salient characteristics of this commercial item description andthat the product conforms to the producers own drawings, specificat

12、ions, workmanshipstandards, and quality assurance practices. Items with known defects shall not be submitted forGovernment acceptance. The Government reserves the right to require proof of suchconformance.4.3 Market acceptability (MA) . The contractor shall provide products which have a provenmarket

13、 record based on the number of items sold, length of time the product has been on themarket, and reliability and performance of the products as required under the contract orsolicitation (see 6.3).5. PACKING5.1 Preservation, packing and marking . Preservation, packing, and marking shall be as specif

14、iedin the contract or order (see 6.3).6. NOTES . (This section contains information of a general or explanatory nature that may behelpful, but is not mandatory.)6.1 Addresses for obtaining copies of referenced documents .6.1.1 The code of Federal Regulations (CFR) may be obtained from the Superinten

15、dent ofDocuments, U.S. Government Printing Office, Washington, DC 20402.6.2 Non -Government publicatio ns . Copies of ASTM A304 “Alloy Steel Bars to End QuenchHardenability Requirements” are available from the American Society for Testing and Materials(ASTM), 1916 Race Street, Philadelphia, PA 19103

16、. Copies of OSHA are available from theDepartment of Labor, Assistant Secretary of Labor, Occupational Safety and HealthAdministration, Washington, DC 20201.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-5253846.3 Ordering data . Acquisition doc

17、uments should specify the following:a. Title, number, and date of this CID.b. Issue of DoDISS to be cited in the solicitation.c. Applicable level of preservation, packing and marking.d. Market Acceptability requirements must appear in the solicitation.6.4 Typical hook . Figure 1 shown a type of hook

18、 which has been found acceptable; however, thefigure is included for illustration only and is not intended to preclude the furnishing of otherlog-grab hooks which conform to this CID.6.5 Cross-reference data . Hooks conforming to this CID are interchangeable/substitutable withhooks conforming to MIL-H-3611C.MILITARY INTERESTS: CIVIL AGENCY COORDINATING ACTIVITY:GSA - FSSCustodians :Army - AT Preparing Activity:Navy - YD-1 Army - ATAir Force - 99(Project 4030 -0257)Review Activity :Air Force - 82Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-