1、A-A-55139 A-A-55139 December 7, 1993 COMMERCIAL ITEM DESCRIPTION -1“ 1 CONNECTORS, ELECTRICAL, IEEE 488 COMPATIBLE, RECTANGULAR, MINIATURE, POLARIZED SHELL, RECEPTACLE, 24 POSITION, CABLE TERMINATING, INSULATION DISPLACEMENT, SCREW OR BAIL LOCKING, THIN FLANGE The General Services Administration has
2、 authorized the use of this commercial item description (CID). Abstract. interface bus connector. 488 interface standard, and require termination of a discrete wire type cable. used in panel mount applications. applications and shall not be used in military systems needing stringent environmental an
3、d electrical requirements. This CID covers the general requirements for a polarized shell, plug, electrical digital This connector can be used in applications that require conformance to the IEEE This connector is typically Connectors covered by this CID are intended for commercial/industrial Part o
4、r Identifyinq Number (PIN). The PIN for the CID shall be as shown in the following example: o1 - A-A-55139 - I I i I IL CID number Dash number Salient characteristics. Desiqn, construction, and dimensions. figure 1 and in accordance with IEEE 488. Design, construction, and dimensions shall be as spe
5、cified on Contacts. The contacts shall be formed of a high conductive, high strength copper alloy with gold over nickel plating in the contact area. jD - Connector housings. material for high impact and dielectric strength. mount configurations. Connector housings shall be molded from self-extinguis
6、hing black thermoplastic These connectors are typically used with cables in panel Termination wire ranqe. Terminations shall be insulation displacement type which accommodate wire ranges of 24-26 AWG solid or 24 AWG stranded (7 strand) wire. Contact rating. Termination resistance. The contact resist
7、ance shall be 20 milliohms maximum initial. Dielectric withstandinq voltaqe. Contacts shall be rated at 3.5 amperes maximum at +25“C for 22 AWG. There shall be no breakdown of the insulating material when subjected to 1000 V ac for 1 minute between adjacent contacts of the mated connector assemblies
8、. Mating force. Unmating force. Contact retention. Durability. Connector mating force shall not exceed 2.67 newtons (0.6 pound) maximum per contact. Connector unmating force shall not exceed .67 newton (0.15 pound) minimum per contact. Contact retention force shall be 13.34 newtons (3 pounds) minimu
9、m. Durability shall consist of 200 cycles of mating and unmating and upon completion the termination resistance shall not exceed 26.5 milliohms maximum. damage. There shall be no indication of physical 1 I Operating temperature. The operating temperature range shall be from -40C to t75“C. r Vibratio
10、n. The connector, or hardware when assembled to the connector, shall exhibit no evidence of breaking, cracking, or loosening of parts when subjected to vibration of 10-55-10 Hz traversed in 1 minute at 1.52 millimeters (.O60 inch) total excursion for 2 hours in each of three mutually perpendicular p
11、lanes. _. . AMSC N/A FSC 5935 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55137 9999974 01b1523 375 = A-A-551 39 P 1 L- 46.79 -0.36 d 55.24 e mm 0.013 O. 36 2.1
12、1 2.16 4.88 9.65 11.94 17.53 36.22 46.79 55.25 INCH .o005 . O14 .O83 .O85 ,192 ,380 -470 690 1.426 1.842 2.175 MAX NOTES: I. Dimensions are in mi llinteters. 2. The US government preferred system of measurement is the metric SI system. was originally designed using inch-pound units of measurement, i
13、n the event of conflict between the metric and inch-pound units, the inch-pound units shall take precedence. However, since this item Figure 1. Connector, receptacle, 24 position, screw or bail locking. L Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,
14、-,-A-A-55139 9999974 OLbL524 201 9 A-A-55139 Physical shock. The connector or hardware when assembled to the connector, shall exhibit no evidence of breaking, cracking, or loosening of parts when subjected to 50 Gs half-sine wave shock of 11 milliseconds duration, 3 shocks in each direction applied
15、along the three mutually perpendicular planes for a total of 18 shocks. Requlatory requirements. Quality assurance provisions. +I b This section is not applicable to this CID. I Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible
16、 for the performance of all inspection, examination, and test requirements specified herein. his own or any other facilities suitable for the inspection requirements specified herein, unless disapproved by the Government. examinations, or tests set forth in this description where such inspections, e
17、xaminations, and tests are deemed necessary to assure supplies and services conform to prescribed requirements. Except as otherwise specified in the contract or purchase order, the contractor may use The Government reserves the right to perform any of the inspections, Contractor certification statem
18、ent. The contractor shall certify and maintain objective quality evidence that the product offered meets the requirements of this CID, and that the product conforms to the producers own drawings, specifications, standards, quality assurances practices, and is the same as the product provided as a bi
19、d sample. the first delivery and thereafter as may be otherwise provided for under the provisions of the contract. The Government reserves the right to require proof of such conformance prior to Certificate of compliance. A certificate of compliance shall accompany all connectors supplied to this CI
20、D. Packaqing. Preservation, packaqing, packing, labelinq, and marking. Preservation, packaging, labeling, and marking shall be as specified in the contract or purchase order. m. process of acquiring the item, but is not mandatory. This section contains relevant information which is useful to buyers,
21、 users, and suppliers in the Referenced document. Other Publication INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE) IEEE 488 - IEEE Standard Digital Interface for Programmable Instrumentation. (Applications for copies should be addressed to the Institute of Electrical and Electronics Engine
22、ers (IEEE), IEEE Service Center, 445 Hoes Lane, P.O. Box 1331, Piscataway, NJ 08855-1331.) Ordering data. Acquisition documents should specify the following: a. CID document number and revision and CID PIN. b. Quality assurance provisions. c. Packaging requirements. Comments. Comments on this CID sh
23、ould be directed to Defense Electronics Supply Center, 1507 Uilmington Pike, ATTN: DESC-EMT, Dayton, OH 45444-5000, or telephone (513) 296-5391. c 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55139 9999974 OLbL525 148 = CID PIN A-A-55139- o1
24、 A-A-55139 Source of supply. they become available. A suggested source of supply is listed in table I. Additional sources will be added as TABLE 1. Suggested source Of supply. Vendor commercial Vendor CAGE PIN number 2-552273-1 00779 Vendor CAGE number 00779 Vendor name and address AMP, Incorporated 470 Friendship Road Harrisburg, PA 17111-1203 CIVIL AGENCY COORDINATING ACTIVITY: GSA - 7FXE PREPARING ACTIVITY: DIA-ES (Project 5935-0425) a 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
