1、AMSC N/A FSC 9320 A-A-55450A 13 February 2012 SUPERSEDING A-A-55450 31 August 1995 COMMERCIAL ITEM DESCRIPTION RUBBER, SILICONE; CHANNEL, NONMETALLIC, SHAPE 1 The General Services Administration has authorized the use of this Commercial Item Description for all Federal Agencies. 1. SCOPE. This comme
2、rcial item description (CID) covers a silicone rubber nonmetallic channel, shape (see Figure 1). 2. CLASSIFICATION. The silicone rubber shall be of the following classes and grades as specified. The designated grade number corresponds to the nominal Shore Durometer A hardness value. Class 2A High te
3、mperature resistant Grade 60 Class 2B High temperature resistant and low compression set Grade 60 3. SALIENT CHARACTERISTICS. 3.1 Dimensional and physical requirements. Dimensional and physical requirements shall conform to Figure 1 and Table I. Dimensional tolerances shall conform to the applicable
4、 commercial tolerances specified in CID A-A-59588. Figure 1. Channel. INCH-POUND Comments, suggestions, or questions on this document should be addressed to Defense Supply Center Philadelphia (DSCP), ATTN: DSCP-NASA, 700 Robbins Avenue, Philadelphia, PA 19111-5096 or e-mail to dscpg&inspecommentsdla
5、mil . Since contact information can change, you may want to verify the currency of this address information using ASSIST Online database at https:/assist.daps.dla.mil . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55450A 2 TABLE I. Part Numbe
6、rs and Dimensions. Part No. A B C D E F G LENGTH MATL TRANS COLOR AA55450-001D6 .094 .125 .094 .031 .031 .031 .063 1.375 A/A BLACK AA55450-002C6 .500 2.500 .500 .125 .125 .250 .250 96.0 OPAQUE NATURAL Notes: 1. Dimensions are in inches. 2. Nonmetallic hardness rating 55.0 min and 65.0 max. Shore Dur
7、ometer A. 3. Minimum tensile strength: 650 psi. 4. MATL TRANS Material Transparency. 5. A/A Any Acceptable 3.2 Material. Material shall be silicone rubber formulated and processed to meet the physical and mechanical properties per the specified class and grade, when tested in accordance with ASTM te
8、st methods specified in Table I of CID A-A-59588. 3.3 Workmanship. The end product shall be clean, smooth finished, and free from dirt, flash or rough edges. 4. REGULATORY REQUIREMENTS. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance w
9、ith paragraph 23.403 of the Federal Acquisition Regulation (FAR). 5. PRODUCT CONFORMANCE. 5.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item description, conform to the producers own drawings, specifications, standards, and quality assurance
10、 practices, and be the same product offered for sale in the commercial market. The government reserves the right to require proof of such conformance. 6. PACKAGING. Preservation, packing, and marking shall be as specified in the contract or order. 7. NOTES. 7.1 Part identification number (PIN): the
11、following part identification numbering procedure is for government purposes and does not constitute a requirement for the contractor. The PINs to be used for items acquired to this description are created as follows: AA55450 001 D 6 Grade 6 = 60 Class C = 2A D = 2B Dash number 001 or 002 Basic CID
12、number Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55450A 3 7.2 Ordering data. The contract or order should specify the following: a. Title, number, and date of this CID. b. Class and grade required. c. Length. d. Color required if other than
13、 natural color of compound furnished. e. Packaging requirements. 7.3 Source of documents. 7.3.1 ASTM standards. ASTM standards are available from the ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959 or online at http:/www.astm.org . 7.3.2 FAR. The Federal Acquisition Regul
14、ation is available from the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402 or online at http:/www.arnet.gov/far . 7.3.3 Government documents. Federal and military documents are available online at https:/assist.daps.dla.mil/quicksearch/ or from the Standardization
15、 Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094. 7.4 Utilization caution. Use of this material in items that may come in contact with human skin, food, or portable water is not recommended without prior approval of the appropriate medical service. 7.5 Key words. Cl
16、ass Grade Low compression 7.6 Changes from previous issue. Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Military interests: Civil Agency Coordinating Activity: GSA-FAS Custodians: Preparing activity: Army MR
17、 DLA - IS Navy AS Air Force - 11 (Project 9320-2012-011) 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 https:/assist.daps.dla.mil . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
