1、A-A-53389 b5 E 977797Li 0030Li7Li 2 li c-90 -31 A-A-53 3 8 9 14 March 1988 COMMERCIAL ITEM DESCRIPTION STONE, ARTIFICIAL, DENTAL The General Services Administration has authorized the use of this Commercial Item Description as a replacement for Federal Specification U-S-746D. Salient Characteristics
2、: This commercial item description covers artificial dental stones suitable for making dental stone casts and dies. The stones shall be furnished in the following types and nominal sizes, as specified: Type I. - High strength stone Size 1. - 50 grams Size 2. - 4 1/2 pounds Size 3. - 35 pounds Type I
3、I. - Low strength stone Size 3. - 35 pounds Size 4. - 25 pounds Type I, high strength artificial stone powder, when mixed with water according to manufacturers instructions, shall be suitable for fabrication of master casts and dies. Type II, low strength artificial stone powder, when mixed with wat
4、er according to manufacturers instructions, shall be suitable for fabrication, flasking and mounting of diagnostic casts. Composition and physical properties. shall comply with American Dental Association (ADA), Specification No. 25 (Dental Gypsum Products) for composition and physical properties. T
5、ype III of ADA Specification No 25. High strength stone shall comply with Type IV of ADA Specification No. 25. procedures for setting time, fineness, setting expansion, compressive strength, reproduction of detail, and testing consistency shall be as specified in ADA Specification No. 25. Color. Hig
6、h strength stone powder shall be furnished in any pale, pastel shade of color, except buff or yellow. Low strength stone powder shall be furnished in a buff or light yellow color only. The artificial stone Low strength stone shall comply with Test / AMSC N/A THIS DOCUMENT CONTAINS & PAGES. FSC 6520
7、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-53389 bS U 4999374 O030475 Y m A-A-5 33 0 9 Net: weight. The stone powder shall be furnished in the weights sipect
8、iied below, when tested using a balance or scale suitable OK the purpose intended. Net Weight: of Stone. Type 1 Type II Size 1. 49-71 grams Size 3. 35-37 pounds Size 2. 4 112-5 pounds Size 4. 25-27 pounds Size 3. 35-37 pounds gertiication. Suppliers shall furnish at time of award a dated certificate
9、 and data showing that the dental stone they propose to lurnish is the same in quality and brand as that appearing on the list of certified materials for American Dental Association Specification No. 25 for dental gypsum products. Types I and 11 of this specification shall be certified for types IV
10、and III, respectively, of ADA specification No. 25. Compliance with this certification requirement does not absolve the contractor from complete compliance with the requirements of this specification. Delivery schedule. Not more than 3 months shall have elapsed from the date of manufacture of the st
11、one to the date of delivery to the Government. Instructions. Instructions shall be as required by ADA specification No. 25 and include a statement that heavy ingredients settle to the bottom, and that for consistently accurate casts, the stone should be mixed thoroughly before dispensing. In additio
12、n, two copies of the instiuctions shall be forwarded to the contracting officer for information purposes. Workmanshi& from its appearance or may impair its serviceability. - Unit, Package (PG). One package for size 1, Type I containing twenty-four moisture-resistant envelopes (50-70 grams of stone p
13、er envelope) of Type I stone, as specified, constitutes one unit. Each package shall contain instructions or use and description OP physical properties. - Unit. Can (CN). One can for size 3, Type I or Type II containing 35 pounds of stone packaged in a recloseable moisture resietant container, as sp
14、ecified, constitutes one unit. Each package shall contain detailed instructions for use. The stone shall be free from defects which detract 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 I l l l I I I I I A-A-5338 9 Unit. Can (CN). One can for s
15、ize 2, Type I containing four and one-half pounds of stone packaged in a recloseable moisture package shall contain instructions for use. resistant container, as specified, constitutes one unit. Each Unit. Can (CN). One can for size 4, Type II containing 25 pounds of stone packaged in a recloseable
16、moisture resistant container, as specified, constitutes one unit. Each package shall contain detailed instructions for use. Quality Assurance Provisions. Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of
17、all inspection requirements as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserv
18、es the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Records. Records of examinations and tests performed by or for the contractor shall be maintained by the contr
19、actor and made available to the Government, upon the Governments request, at any time, or from time to time, during the performance of the contract and for a period of three years after delivery of the supplies to which such records relate. Inspection. Inspection, as used herein, is defined as both
20、examination (such as visual or auditory investigation without the use of special laboratory appliances or procedures) and testing (determination by technical means of physical and chemical properties) of the item. Certificates of quality. Certificates of quality, supplied by the manufacturer of the
21、materials, may be furnished in lieu of actual performance of such testing by the contractor, provided that lot identity has been maintained and can be demonstrated to the Government. The Certificate shall include the name of the contractor, the contract number, the name of the manufacturer or suppli
22、er, the NSN, the Item Identification, the name of the material, the lot number, the lot size, the sample size, the date of testing, the test method, individual test results, and the specification requirements. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license fro
23、m IHS-,-,-A-Am53389 65 U 994497Y 0030Y77 0 M A-A-5 3 3 8 9 Quality conformance inspection. The examinations and tests rewired to assure conformance of those items or lots of items to be-offered for acceptance are classified as specified below. mlhg for examination. Sampling for examination shall be
24、conducted in accordance with MIL-STD-105, with an AQL of 1.0 and 2.5 (gercent defective) and an inspection level of II. Unit of product or examination purposes shall be the unit o issue. Camrling for tes-ts. Sampling for tests shall be conductecl on each lot or control number and as specified herein
25、. If any test determination for a lot does not comply with the requirements r9gecified, the lot shall be rejected. TestS. Characteristic Consistency Setting time Setting expansion Cornpiesiv strength Fineness Net weight Reproduction of detail Number of determinations per lot or batch number 3 11 5 I
26、/ 2 1/ 5 2/ 2 1/ 3 31 2 - I/ - 2/ - 3/ mie unit ueage. ghal2 be used for the determination of two or more test characteristics. Examination. The stone shall be examined to determine compliance with the requirements of this specification. Examination shall be conducted in accordance with the followin
27、g classification of defects. Examination shall include, but shall not be limited to, the defects listed below. Each determination shall be the average of two specimens. Each determination shall be the average of ive specimens. In procees testing may be used for this characteristic. Where easible, th
28、e same unit of product Defects. Stone not lree from foreign matter, Stone not free from caked 01: set lumps. Instructions for use inadequate, incom- Color of stone not as specilied. Packaging not as specified. Packing not as specified. Marking incorrect, incomplete, illegible, dirt, or impurities. p
29、lete, inaccurate, or missing altogether. or omitted, 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-533 89 I t L I In process examination may be used in examination for these defects. Contractor certification. The contractor shall certify that
30、 the product offered meets the salient characteristics of this O - description and conforms to the producers own drawings, specifications, standards, and quality assurance practices. Government reserves the right to require proof of such conformance prior to first delivery and thereafter as may be o
31、therwise provided for under the provisions of the contract. The Regulatory requirements. by this document has been determined by the U.S. Food and Drug Administration to be under its jurisdiction, the offeror/contractor shall comply, and be responsible for compliance by its subcontractors/suppliers,
32、 with the requirements of the Federal Food, Drug and Cosmetic Act, as amended, and regulations promulgated thereunder. In addition, the offeror/contractor shall comply, and be resp-onsible for compliance by its subcontractors/suppliers, with the requirements of all other applicable Federal, State, a
33、nd local statutes, ordinances, and regulations. use recovered material in accordance with Public Lau 94-580, as amended, and as implemented by Federal Acquisition Regulation Subpart 23.4 to the maximum extent practical. Federal Food, Drug and Cosmetic Act. If the product covered Recovered materials.
34、 The offeror/contractor is encouraged to O Preservation, packaging, packinq, labelinq, and marking. Unless otherwise specified, preservation, packaging, and packing shall be to a degiee of protection to preclude damage to containers and/or contents thereof under normal shipping conditions, handling,
35、 etc., involving shipment from the supply source to the receiving activity, plus reshipment from receiving activity, and shall conform to applicable carriers rules and regulations. Intermediate and exterior package quantities and labeling and marking shall be as specified in the contract and/or orde
36、r. NOTE: The following National Stock Numbers are covered by this document: National Stock Number Item Identification 6520-00-116-1472 STONE, ARTIFICIAL, DENTAL, 35 lb (15.88 kg) 4 1/2 lb (2.04 kg) 35 lb (15.88 kg) 50 Gram, 24s 6520-00-557-7000 STONE, ARTIFICIAL, DENTAL, 6520-00-557-7015 STONE, ARTI
37、FICIAL, DENTAL, 6520-00-935-1009 STONE, ARTIFICIAL, DENTAL, Type- Size II 3 (CN) I 2 (CN) I 3 (CN) I 1 (PG) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- A-Am533437 65 M qqq74 0030479 I W A-A-5 33 8 9 Ordering data. labeling and marking must be sp
38、ecified in the contract and/or order. Xntermedlate/exterior package quantities and MILITARY INTERESTS: PREPARING ACTIVITY: Cuatodlans: Army MD Navy - MS Air Foice - 03 CXVIL AGENCY COORDINATING ACTIVITIES: -TREGS BHS FDA-MPQAS DD - MB Agent: DLA-DM Project No. 6520-2058 Location: NCR Bisk #4 05436 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
