DLA A-A-50767-1983 ANALYZER SURFACE FINISH《表面光洁度分析仪》.pdf

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1、A-A-50767 52 H 7979774 0042775 7 W F- 43-/? Ff A-A-50767 15 Aucr 83 COMMERCIAL ITEM DESCRIPTION ANALYZER, SURFACE FINISH The General Sevices Administration has authorized the use of this commercial item description (in reference to MIL-1-45177). Scope: electrical amplification and equipped with adeq

2、uate accessories to indicate surf ace roughness of both spherical and flat surfaces. This commercial item description covers a precision instrument using Applicable documents. The following documents of the issues in effect on date of invitation for bids or request for proposal, form a part of this

3、commercial item description to the extent specified herein: American National Standards Institute ANSI B46.1 Surface Texture (surfaces ro.ughness, waviness and lag) ANSI Standards are available from American National Standards Institute, Inci 1430 Broadway, New York , NY 10018 . Salient characterist

4、ics. Salient characteristics shall be equal or better than the following capabilities as applicable to ANSI B46.1 and other details as specified : 1. Roughness ranges: O to 10, 3.0, 100, 300, and 1000 microinches (respectively O to 0.25, 0.76, 2.54, 7.62, and 25.4 micrometers). 2. Roughness width cu

5、toffs: 0.030, 0.010, and 0.003 inches (respectively 0.762, 0.254, and,0.0762 millimeters), 3. Accuracy tolerance: 5 percent of full scale 4. Stylus fcirce: 1 gram or less . 5. Measures roughness on: a. - Outside diameters: - ,. 0.31 inch (7.87 nun) and larger b. Inside diameters 0.25 inch (6.35 mm)

6、and larger 6. Power: Either 115V, 6OHz, or battery F i THIS DOCUMENT CONTAINS - PAGES. i n i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-53767T -7977774 004277b 7 A-A-5 O 7 6 7 Cer if ication. The contractor shall certify that the product off

7、ered meets the salient charac- teristics of this description, and that the product conforms to the producers own drawings, specifications, standards and quality assurance practices and is the same product offered for sale in the commercialmarketplace. Government reserves the rightto require proof of

8、 such conformance prior to first delivery and thereafter asmay be otherwise provided for under the provisions of the contract. - The Recovered materials. maximum extent practicable. The manufaccurer shall utilize recoveredmaterials to the Marking. producers name or trademark and-model or part number

9、 Workmanship. which may affect appearance, serviceability, or durability. Packaging, packaging and marking, The items shall be packaged in accordance with normal commercial practice and packed to assure acceptance by common carrier and provide product protection against loss and damage during multip

10、le shipment, handling, and storage. The shipping container shall be in compliance with national freight classification and uniform freight classification. Shipping containers shall be marked as , specified in the contract or oder. The item offered for delivery shall be legibly marked with the Equipm

11、ent offered far delivery shall be free from imperfections Known acceptable products. NSN Manufacturer - Model - Marduth Products SR-143 Custodian: Air Force - 99 User: Army - DA - 2 5220-00-613-6616 Preparing Activity : Air Force - 84 Project 5220-0193 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-