1、A-A-58070 m 9999974 0171323 401 m IINC?Dj A-A-58070 (USAF) 1 July 96 COMMERCIAL ITEM DESCRIPTION GAGE, INDICATOR BORE The General Services Administration has authorized the use of this commercial item description as a replacement for MIL-G-26762B for all federal agencies. 1. SCOPE 1.1 This commercia
2、l item description (CID) covers several types, styles, and classes of bore gages with dial or digital indicators normally used to inspect, measure, or test the accuracy of inside diameters within a specified range. 2. CLASSIFICATION 2.1 Bore gages shall be of the following types, styles, classes, an
3、d sizes as specified (see 7.1). 2.1.1 distribution is unlimited. + Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-58070 9999974 0171324 348 A-A-58070 2.1.2 Classification. Class 1 - Digital indicator; 0.00005 in graduation Class 2 - Dial indicat
4、or; 0.0001 in graduation Class 3 - Dial indicator; 0.0005 in graduation Class 4 - Dial indicator; 0.001 in graduation 2.1.3 u. Sizes for each type and le of bore gage, consisting of bore size, gaging depth, and contact distance to head, shall be as specified (see 7.1). 3. SALIENT CHARACTERISTICS 3.1
5、 interchanging components for quick changeover of gaging head assemblies. Interchangeable gaging head assemblies, contact points, extension roddtubes, spacers, adapters, and the like, shall be provided as required to obtain the length or depth of gaging in hole as specified (see 7.1). The bore gage
6、shall include an indicator, and may include optional items such as setting masters or rings, stop collars, and protective storage cases as specified (see 7.1). . The bore gage shall be hand held and shall include easy means of 3.2 Wtruct inn, The bore gage and associated components identified herein
7、 shall be constructed of materials that will withstand normal shop usage, and ail components shall meet acceptable industry standards of workmanship and materials for commercial items of this type. Construction features shall include a means of assembling and adjusting components to meet the require
8、ments of Table 1 and sizes as specified (see 7. l), with the use of a single indicator. The contact point material shall be as specified (see 7. i). 3.2.1 Indicators. The bore gage indicator shall be of a dial or digital electronic design. Adapter kits shall be furnished when necessary to secure gag
9、ing head assembly to indicator. Cables for digital indicators shall be provided when digital output is specified (see 7. i). 3.2.2 otherwise specified (see 7.1). For indicators with digital output, pistol-grip handles may be provided in lieu of the in-line style. Removable indicator housings shall b
10、e provided when specified (see 7.1). . . Removable handles, when applicable, shall be of the in-line style unless 3.3 Ranges may depend upon the use of one or more interchangeable gaging head assemblies, adapters and/or extensions of various lengths. . The capacities and ranges of the bore gage shal
11、l be as specified in Table I. TABLE I. BORE SIZE GAGING DEPTH CONTACT TO ILimEmu ._ -_ _- - (If applicable) (If applicable) - Plug Thni-hole Blind-hole Two point Three point Centralizing plunger 1.000 - 1.509 0.217 - 4.50 0.217 - 4.50 1.OOO- 1.509 0.25 - 24.00 0.25 - 24.00 2.25 - 9.37 2.25 - 9.37 0.
12、250 - 0.748 0.03 I - O. 157 ! O. 140 - 0.375 O. 140 - 0.375 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE I. macities_end Ranga - Continued. . A-A-58070 I _“ I I_ “ “ BORE SIZE GAGING DEPTH CONTACT TO RANGE i.IhnJ P idQmam (If applicable) (
13、if applicable) - Retracting contact Pin Split ball Blind hole Conical-ball Referencing contact Interchangeable anvil Micrometer head 0.670 - 15.825 6.0 - 12.0 0.437 - 1.620 6.0 - 24.0 0.0185 - 1.6000 0.8125 - 2.5000 0.057 - 1.600 0.063 - 0.255 0.375 - 1 .O00 0.022 - 0.064 0.5 - 8.0 0.275 - 6.0 6.0 1
14、.40 - 32.0 6.0 - 10.0 “. . . - _ . . , . . . - , . .- -. _ I,_ . . , ., . . _“ .I . 4. REGULATORY REQUIREMENTS 4.1 Recvcled. recovered. o r environmental17 . Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible provided that the material meets or
15、 exceeds the operational and maintenance requirement, and promotes economically advantageous life cycle costs. 4.2 Environ- protection . The bore gage shall meet all applicable Environmental Protection Agency restrictions in effect on the date of the contract. These regulations apply to the emission
16、 of materials hazardous to the environment or the operators health and shall be met during the manufacturing, service, transportation, storage, and operation of the gage. 5. QUALITY ASSURANCE PROVISIONS 5.1 Product Confm. The products provided shall meet the salient characteristics of this commercia
17、l item description , conform to the producers own drawings, specifications, standards, and quality assurance practices, and be the same product offered for sale in the commercial market. The government reserves the right to require proof of such conformance. 6. PACKAGING 6.1 Preservat ion. D- . Pres
18、ervation, packaging, packing, and marking shall be as specified in the contract or purchase order (See 7.1). 7. NOTES 7.1 Orderi- . Acquisition documents must specifi the following: a. Title, number, and date of this document b. Type, style, class, and size of bore gage required (see 2.1) c. Setting
19、 masters or rings, stop collars, protective storage cases, if required (see 3. I) d. Contact points material (see 3.2) e. Digital output cables, if required (see 3.2.1) f. Handle style and indicator housings, if required (3.2.2) 3 Provided by IHSNot for ResaleNo reproduction or networking permitted
20、without license from IHS-,-,-A-A-58070 9999974 0171326 110 A-A-58070 II 1 I g. Packaging requirements, if required (see 6.1) AAXXX-HOA0.500-0.625 Size: As specified 7.2 Nationalers mSNs1 . The following is a list of NSNs assigned which correspond to this CID. The list may not be indicative of all po
21、ssible NSNs associated with the CID. I 52 10-00-5 16-903 1 52 10-00-540-3406 52 10-00-540-3407 52 10-00-540-3408 52 10-00-540-3409 5210-00-540-3805 52 1 0-00-542-4392 52 10-00-554-7339 52 10-00-554-7341 5210-00-554-7342 52 10-00-554-7340 Class: A Class 1 - Digital indicator; 0.00005 in grad I 7.3 fi
22、own sources. The following is a list of sources known to meet the requirements of this CID. The list may not be indicative of all possible sources. FEDERAL PRODUCTS STANDARD GAGES FOWLER PRECISION TOOLS STARRETT TOOLS MITUTOYO MEASURING INSTRUMENTS 7.4 Part Identification Number IN ). The following
23、part identification numbering procedure is for government purposes and does not constitute a requirement for the contractor. This example describes a part number system for CID A-A-XXX. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MILITARY INTER
24、ESTS: Custodians Air Force - 99 A-A-58070 m 9999974 u171327 057 rn A-A-58070 E Type V - Split ball F - Type VI - Blind hole G - Type VI1 - Conical-ball H - Type VI11 - Referencing contact J - Type X - Micrometer head I Type IX - Interchangeable anvil CIVIL AGENCY COORDINATING ACTIVITY: GSA - FSS Preparing Activity: Air Force - 84 Agent Activity: Air Force - 99 (Project 52 10-F287) i 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
