1、AMSC N/A FSC 3940 A-A-59808 18 NOVEMBER 2008 COMMERCIAL ITEM DESCRIPTION BLOCKS, TACKLE The general Services Administration has authorized the use of this commercial item description by all federal agencies. 1. SCOPE. This commercial item description (CID) covers single, double and multiple sheave t
2、ackle blocks for use with manila and nylon ropes. 2. SALIENT CHARACTERISTICS. 2.1 General requirements. The block (see figure 1) shall consist of one to three sheaves As specified, shells with straps, and a rig assembly (see figure 2). Block to be furnished shall be as specified (see 6.1) and shall
3、conform to the dimensions and working load limit (WLL) in Table 1. Table 1. Blocks WLL in pounds Sheave size in inches Size Shell length nominal inches Single sheave Double sheaves Triple sheaves Rope size diameter nominal inches Outside diameter nominal Thickness at rim nominal 1 4 1100 1600 2200 1
4、/2 2-1/4 5/8 2 4 2000 3000 4000 1/2 2-1/4 5/8 3 6 2000 3300 4000 3/4 3-1/2 1 4 6 4000 5000 6000 5/8 3-1/2 1 5 8 3300 5100 7000 1 4-3/4 1-1/8 6 8 5000 7000 9000 7/8 4-1/2 1-3/8 7 10 5000 7000 10000 1-1/4 6-1/4 1-1/2 8 10 6000 9000 11000 1-1/8 6-1/4 1-1/2 9 12 6800 10600 14000 1-1/2 8 1-5/8 10 12 1000
5、0 15000 20000 1-5/16 8 1-5/8 11 14 9600 15000 20000 1-3/4 9-1/2 1-7/8 12 14 16000 30000 36000 1-5/8 9-1/2 1-7/8 Comments, Suggestions, or questions on this document should be addressed to: Defense Supply Center Philadelphia, ATTN: DSCP-NASA, 700 Robbins Ave., Philadelphia, PA 19111-5096 or email to
6、dscpg omit for 4 times (see 4.3) Rig code from figure 2 (A, B, C, D, E, or F) Number of sheaves (1, 2, or 3) Size code from Table 1 Basic CID numbers Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59808 56.2 Source of documents. 6.2.1 FAR. The F
7、AR may be obtained from the Regulatory Secretariat, 1800 F Street NW, Washington, DC 20405 or online at http:/www.acqnet.gov. 6.2.2 Government documents. Copies of Military and Federal documents are available online at http:/assist.daps.dla.mil or from the Standardization Documents Order Desk, 700 R
8、obbins Avenue, Building 4D, Philadelphia, PA 19111-5094. 6.2.3 ASTM Standards. Copies of ASTM standards may be obtained from the ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959 or online at http:/www.astm.org. 6.3 Ordering data. The contract or order should specify the fo
9、llowing: a. CID document number, revision, and CID PIN. b. Product conformance provisions. c. Packaging requirements. 6.4 Key words. Center pin Hook Rig Sheave Military interests: Preparing activity: DLA-IS Custodians: Army - CR4 (Project 3940-2008- 002) Navy - SH Air Force - 99 Reviewing activities
10、: Navy - YD Air Force - 84 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
