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    DLA A-A-55430 A-1995 DISK FLEXIBLE TWO-SIDED HIGH-DENSITY 3 8 TRACKS PER MILLIMETER (TPMM) (96 TRACKS PER INCH (TPI)) 130 MILLIMETERS (MM) (5 25 INCHES)《3 8磁道每毫米(TPMM)(96磁道每英寸)130M.pdf

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    DLA A-A-55430 A-1995 DISK FLEXIBLE TWO-SIDED HIGH-DENSITY 3 8 TRACKS PER MILLIMETER (TPMM) (96 TRACKS PER INCH (TPI)) 130 MILLIMETERS (MM) (5 25 INCHES)《3 8磁道每毫米(TPMM)(96磁道每英寸)130M.pdf

    1、 A-A-55430A 9999974 0366700 176 AA55430- CI NCH-POUND1 A-A-55430A April 17, 1995 SUPERSEDING A-A-55430 November 5, 1993 Disk format Minim formatted memory COMMERCIAL ITEM DESCRIPTION o1 02 DISK, FLEXIBLE, TWO-SIDED, HIGH-DENSITY, 3.8 TRACKS PER MILLIMETER (TPMM) (96 TRACKS PER INCH (TPI), 130 MILLIM

    2、ETERS (Mi) (5.25 INCHES) The General Services Administration has authorized the use of this comercial item description (CID) for all federal agencies. 1. 130 mn (5.25 inches) flexible disk. comnercial/industrial applications. 2. Nunber (PIN) as shown in the following exanple (see 6.1). SCOPE. This C

    3、ID covers the general requirements for a two-sided, high-density, 3.8 TPMM (96 TPI), Flexible disks covered by this CID are intended for CLASSIFICATIDII. This CID uses a classification system which is included in the Part or Identification Unformatted. - Preformatted for IBM PC/AT, MS DOS 3.1 and hi

    4、gher. 1.2 megabytes (Mb) CID nunber Dash nunber (see table I) 3. SALIENT CHARACTERISTICS TABLE I. Characteristics I 03 I Preformatted for MAC. 1 I 3.1 Recording surfaces. This flexible disk shall have two recording surfaces. 3.2 Nunber of tracks. There shall be 80 discrete concentric data tracks in

    5、the recording area for data interchange on each side of this disk. 3.3 Track density. 3.4 Disk density. 3.5 3.6 Jacket. The jacket shall be square with a side 133.3 mn 20.4 mn (5.250 inches t.015 inch). This flexible disk shall have 3.8 TPMM (96 TPI). This flexible disk shall be high density with a

    6、minim of 1.5 Mb of unformatted mry. Flux transitions per radian (FTPR). The FTPR for this flexible disk shall be 13,262 FTPR. Beneficial cmnts, recmndations, additions, deletions, clarifications, etc., and any data which may inprove this docunent should be sent to: 1507 Uilmington Pike, Dayton, OH 4

    7、5444-5765, or telephone (513) 296-6189, or facsimile (FAX) (513) 296-8868. Defense Electronics Supply Center, ATTN: DESC-ELDM, AMSC NIA DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. FSC 7045 Provided by IHSNot for ResaleNo reproduction or networking permitted with

    8、out license from IHS-,-,-A-A-55430A 9999974 OLbb7OL O22 A-A-55430A 3.7 Jacket thickness. The jacket thickness shall be 1.397 m to 1.905 mn (.O55 inch to .O75 inch). 3.8 Operating surface temerature. surface in the range from 10“C to 51.5“C (40F to 125F) at a relative hunidity of 8 percent to 80 perc

    9、ent. 3.9 Design and construction. meet the requirements of ANSI X3.162. 3.10 Used or reconditioned material. reconditioned or is comprised of used or reconditioned material. 4. QUALITY ASSURANCE PROVISIONS This flexible disk shall withstand an operating tenperature at its Flexible disks supplied to

    10、this CID shall be as specified herein and shall A manufacturer shall not furnish any flexible disk which is used or 4.1 Contractor certification. product offered meets the salient characteristics of this CID, and that the product conforms to the producers own drawings, specifications, standards, and

    11、 quality assurance practices, and is the same product offered for sale in the comercial marketplace. The Government reserves the right to require proof of such conformance prior to first delivery and thereafter as may be otherwise provided for der the provisions of the contract. 4.2 Certificate of c

    12、ompliance. submit a DESC certificate of conpliance to DESC-ELDM. product meets all the requirements of ANSI X3.162, and all requirements of this CID. In addition, a certificate of conpliance shall accompany all flexible disks supplied to this CID. 4.3 Market acceptability. quality of the product to

    13、be provided under this CID: The contractor shall certify and maintain substantiating evidence that the Each contractor desiring to be listed as a suggested source of supply shall This certificate shall state that the contractors The following market acceptability criteria are necessary to docmnt the

    14、 a. The conpany producing the item mist have been producing a product meeting the requirements of this CID for at least 2 years. The company must have sold 1,000 units meeting this CID in the cmrcial marketplace over the past 2 years. b. 5. PACKAGING 5.1 Preservation, packinq, and marking. contract

    15、or order. Preservation, packing, and marking shall be as specified in the 6. NOTES 6.1 m. section 2 for PIN format example. 6.2 Source of docunents. The PIN should be used for Government purposes to buy cmrcial products to this CID. See Other Publications AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

    16、 ANSI X3.162 - Two-Sided, High-Density, Unformatted, 5.25 Inch (130-mn) , 96-TPI (3.8 TPMM), Flexible Disk Cartridge for 13626 ftpr Use- General, Physical, and Magnetic Requirements. (Applications for copies should be addressed to the American National Standards Institute, 11 West 42nd Street, New Y

    17、ork, NY 10036-8002). (Industry association specifications and standards are generally available for reference from libraries. They are also distributed among technical groups and using Federal agencies.) 6.3 Govermient users. inventory system, contact Defense Electronics Supply Center, ATTN: DESC-EO

    18、C, 1507 Wilmington Pike, Dayton, OH 45444-5520, or telephone (513) 296-5625. To acquire information on obtaining these flexible disks from the Government 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55430A 9999974 0366702 Tb9 CID dash nunber

    19、 Vendor Vendor Vendor Vendor Vendor Vendor AA5 5430 - comnercial comnercial comnercial comercial comnercial comnercial PIN PIN PIN PIN PIN PIN CAGE OCEN9 CAGE OEGZ7 CAGE 04833 CAGE OTUG7 CAGE 52327 CAGE 55151 o1 15620-09-EQPQ 54244 725-0233-1 MlBA211X 051111-12100 555010 A-A-55430A Vendor comnercial

    20、 PIN CAGE 74712 47-9501 I 147-9501DOS 02 15629-09-EQPQ I 54360 I _ -_ IO51111-12883 I - I - I - I - 147-9501MAC 03 115628-09-EQPP 1 _-_ - Vendor CAGE nunber OCEN9 OEGZ7 OTWG7 04833 52327 55151 74712 Vendor name and address Syncom Technologies, Incorporated 1000 Syncom Drive Mitchell, SD 57301-4767 (

    21、800) 843-9862 BASF Corporation Information Systems Division 35 Crosby Drive Bedford, MA 01730-1471 (703) 256-7112 Uabash Computer Products, Incorporated 12210 E. 52nd Street Tulsa, OK 74146-6204 (918) 254-9704 Nashua Media, Incorporated DBA Uang Express 57 Daniel Webster Highway Merrimack, NH 03054-

    22、4811 (508) 656-8585 Minnesota Mining and MFG Company Data Storage Products Division 3M Center St. Paul, MN 55144-1000 (800) 854-0033 Maxell Corporation of America 22-08 Route 208 Fair Lawn, NJ 07410-2606 (619) 661-6600 Athana, Incorporated 23955 President Avenue Harbor City, CA 90710-1333 (310) 320-

    23、4581 6.6 Changes from previous issue. to the previous issue due to the extensiveness of the changes. Asterisks are not used in this revision to identify changes with respect 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55430A = 9999974 0366703 9T5 A-A-55430A CIVIL AGENCY COORDINATING ACTIVITY: GSA - KRR PREPARING ACTIVITY: DLA-ES Project 7045-DO13 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-


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