1、AMSC N/A FSC 5920 INCH-POUND A-A-55518/3C 17 March 2011 SUPERSEDING A-A-55518/3B 22 June 2006 COMMERCIAL ITEM DESCRIPTION SPECIFICATION SHEET FUSEHOLDER, BLOCK, 30 AMPERES (A), 250 VOLTS (V) AC, 1 THROUGH 12 POLE, ACCOMMODATES 4AG OR 4AB TYPE FUSE CARTRIDGES The General Services Administration has a
2、uthorized the use of this commercial item description for all federal agencies. The complete requirements for procuring the fuseholder blocks described herein shall consist of this document and the issue in effect of A-A-55518. CLASSIFICATION/PART OR IDENTIFICATION NUMBER (PIN). This commercial item
3、 description (CID) specification sheet uses a classification system which is included in the PIN as shown in the following example (see NOTES). AA55518 /03 - 001 CID number Applicable CID specification sheet (two digits) Dash number SALIENT CHARACTERISTICS. Interface and physical dimensions. Fusehol
4、der blocks supplied to this CID specification sheet shall be as specified herein (see figure 1). Ampere rating. The ampere rating shall be 30 A maximum. Voltage rating. The voltage rating shall be 250 V ac maximum. Fuse accommodation. This fuseholder block accommodates 4AG or 4AB type fuse cartridge
5、s with dimensions of .281 inch x 1.25 inch (7.14 mm x 31.75 mm). Fuseholder block base. The fuseholder block base shall be molded or laminated plastic. Fuse clips. This fuseholder block shall be supplied with Commercial Item Description (CID) number AA55507/01-02 fuse clips. Provided by IHSNot for R
6、esaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55518/3C 2 NOTES: 1. Dimensions are in inches. 2. Unless otherwise specified, tolerance is .005 inch (0.13 mm). 3. The following notes apply to width A of the fuseholder blocks (see table I). a. The longitudinal centerline
7、 of single pole and outer pairs of fuse clips of multiple pole fuseholder blocks shall be located .39 inch (9.9 mm) from the edge of the block. b. The distance between longitudinal centerlines of adjacent pairs of fuse clips shall be .91 inch (23.1 mm). c. A minimum of two mounting holes shall be pr
8、ovided on multiple pole fuseholder blocks. These holes shall be one each centrally located between the fuse clips on the longitudinal centerline of the outer pairs of fuse clips. FIGURE 1. Configuration and dimensions (screw terminals).Inches mm Inches mm .031 0.79 .440 11.18 .170 4.32 .810 20.57 .2
9、20 5.59 1.190 30.23 .250 6.35 1.280 32.51 .270 6.86 2.382 60.50 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55518/3C 3 TABLE I. Characteristics. CID dash number AA55518/03- Number of poles Dimension A (see figure 1) 001 1 .78 (19.8) 002 2 1.6
10、9 (42.9) 003 4 3.50 (88.9) 004 9 8.03 (204.0) NOTES. PIN. The PIN should be used for Government purposes to buy commercial products to this CID specification sheet. See the classification section for PIN format example. Source of document. FEDERAL SPECIFICATIONS A-A-55507/1 - Clip Electrical, Fuse,
11、30 to 60 Ampere for Fuse Diameters 1/4 Inch Thru 13/16 Inch. (Copies of this document is available online at https:/assist.daps.dla.mil/quicksearch/ or https:/assist.daps.dla.mil or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) Commercia
12、l products. As part of the market analysis and research effort, this CID specification sheet was coordinated with the following manufacturers of commercial products. At the time of CID specification sheet preparation and coordination, these manufacturers were known to have commercial products that w
13、ould meet the requirements of this CID specification sheet. (NOTE: This information should not be considered as a list of approved manufacturers or be used to restrict procurement to only the manufacturers shown.) MFRs CAGE MFRs name and address 71400 Cooper Bussmann, Incorporated P. O. Box 14460 St
14、 Louis, MO 63178-4460 Phone number (636) 394-2877 Facsimile number (800) 544-2570 E-mail: mailto: Uniform Resource Locator (URL): http:/ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55518/3C 4 Part number (P/N) supersession data. These CID sp
15、ecification sheet PINs supersede the following MFRs P/Ns as shown. This information is being provided to assist in reducing proliferation in the Government inventory system. TABLE II. P/N supersession data. CID dash number AA55518/03- (see table I) MFRs CAGE MFRs P/N 1/ 001 71400 FH22AM 002 71400 FH
16、22BM 003 71400 FH22EM 004 71400 FH22LM 1/ The manufacturers P/N shall not be used for procurement to the requirements of this CID specification sheet. At the time of preparation of this CID specification sheet, the aforementioned commercial products were reviewed and could be replaced by the CID PIN
17、 shown. For actual part marking requirements, see the marking paragraph of A-A-55518. National stock number (NSN). The following is a list of NSNs assigned which correspond to this CID specification sheet. The list is for information only and may not be indicative of all possible NSNs associated wit
18、h the CID specification sheet. For up to date information on assigned NSNs, please contact the aforementioned DLA Land and Maritime office listed in A-A-55518. TABLE III. NSNs. Dash number (see table I) AA55518/03- NSN 001 N/A 002 N/A 003 N/A 004 5920-01-359-3287 Changes from previous issue. Margina
19、l notations are not used in this revision to identify changes with respect to the previous issue due to the extensiveness of the changes. MILITARY INTERESTS: CIVIL AGENCY COORDINATING ACTIVITY: GSA - FAS Custodians: Navy - EC Preparing activity: DLA - CC DLA-CC Project 5920-2011-018 NOTE: The activi
20、ties 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-,-,-
