1、MIL-T-5420B (2) 66 7779706 0182346 7 MIL-T-5420B AMENDMENT 2 20 MAR 86 SUPERSEDING AMENDMENT 1 10 May 1978 MILITARY SPECIFICATION TUBES, PITOT STATIC, ELECTRICALLY HEATED, AIRCRAFT * This amendment forms a part of MIL-T-S420B, dated 6 April 1970, and is approved for use within the Department of the
2、Air Force and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 * Delete preambles and add: “This specification is approved for use within the Department of the Air Force and is available for use by all Department and Agencies of the Department of Defense.“ *
3、Add title to paragraph 1.1: * Delete paragraph 2.1 and add: “Scope“. “2.1.1 Specifications standards, and handbooks. The following specification, standard, and handbooks form a part of thfs specification to the extent specified herein. Unless otherwise specified, the issues of these documents shell
4、be those listed in the Issue of the Dpartment of the Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation.“ * 2.1.1, Under SPECIFICATION MILITARY delete MIL-D-1000 and add: “DOD-D-1000“. Add boxed paragraph to bottom center of page. _ Beneficial co
5、mments (recommendatiops, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Oklahoma City Air Logistics Center/MMEDO, Tinker AFB OK the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of
6、 this document or by letter. 73145-5990 by using -. PAGE 2 * Under STANDARDS MILITARY Add: “MIL-STD-129 Marking for Shipment and Storage and MIL-STD-889 Dissimilar Metals“. Add : “2.2 Other publications. specification to the extent specified herein. Unless otherwise specified, the issues of the docu
7、ments which are DOD adopted shall be those listed In the issue of the DODISS specified in the solicitation. issues of documents not listed in the DODISS shall be the issue of the The following document(s) form a part of this Unless otherwise specified, the . nongovernment documents which is current
8、on the date of the solicitation. ASTM-D-3951-82 Packaging, Commercial - 29 January 1982. FSC 6610 AMSC N/A DISTRIBUTION STATEMENT A. Approved for public release; distribution Is unlimited. 1 of 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-
9、54208 AMENDMENT 2 (Application for copies should be addressed to: ASTM, 1916 Race St, Philadelphi PA 19103.) (Nongovernment standards and other publications are normally available from the organizations which prepare or which distributes the documents. These documents also may be available in or thr
10、ough libraries or other informational services. ) * * 3.3 Add the following sentence to the end of paragraph: “Recovered materials shaL1 be used to the maximum extent possible without jeopardizing the use of the item.“ PAGE 3 * 3.3.3.1 Delete “MS33586“ and add “MIL-STD-889“. * 3.6 Delete “MIL-D-1000
11、“ and add “DOD-D-1000“. PAGE 4 * 3.10.1 Add after “mounting shoulder“: “and on the AN5814 Tubes In the location shown on the AN drawing“. O O PAGE 9 * Delete paragraph “4.6.14“ and add: “4.6.14 Inspection and test. shall be accomplished in accordance with Section 4 of MIL-P-116 to insure compliance
12、with Section 5 of this specification,“ Test of methods of preservation and packaging * Delete Section 5 in its entirety and add the following: “5 PACKAGING 5.1 Preservation. Preservation shall be level A, C or Industrial as specified. 5.1.1 Level A 5.1.1.1 Cleaning. process .Cai of MIL-P-116. Pitot
13、static tubes shall be cleaned in accordance with 5.1.1.2 Drying. D-4 of MIL-P-116. Pitot static tubes shall be dried in accordance with process 5*1,1.3 Preservation application. Not applicable. 5.1.1.4 Unit packaging. Unless otherwise specified by the contracting activity, each pitot static tube sha
14、ll be packaged In quantity unit packs of one each in accordance with Method 1C-i of MIL-P-116. overboxed in PPP-B-636, carton. sufficient cushioning material between container and bag, of a type, density, a thickness to insure shock transmission does not exceed peak values in Gs established for the
15、item when completed packs are subjected to the rough handling drop tests of MIL-P-116. Each pitot static tube shall be Carton shall be large enough for application of e 5.1.2 Level C. Pitot static tubes shall be clean, dry, and individually 2 Provided by IHSNot for ResaleNo reproduction or networkin
16、g permitted without license from IHS-,-,-MIL-T-54208 (2) 66 7777706 0182348 O MIL-T- 54 20 B AMENDMENT 2 packaged in a manner that affords adequate protection against corrosion, deterioration, and physical damage during shipment from supply source to the first receiving activity. 5.1.3 Industrial. T
17、he industrial preservation of pitot static tube shall be in accordance with ASTM-D-3951-82. 5.2 Packing. Packing shall be level A, B, C or Industrial as specified (see 6.2) . 5.2.1 Level A. Pitot static tubes preserved as specified in 5.1.1 shall be packed in shipping containers conforming to PPP-B-
18、601, style A or B, class overseas, unless otherwise specified by the contracting activity. Insofar as practical, exterior shipping container shall be of uniform shape, size, and of minimum tare and cube, consistent with protection required. 5.2.2 Level B. Pitot static tubes preserved as specified in
19、 5.1.1 shall be packed in weather-resistant class exterior shipping containers conforming to PPP-B-636. Other requirements as specified in 5.2.1 above are applicable. 5.2.3 Level C. Packing shall be applied which affords adequate protection during domestic shipment from the supply source to the firs
20、t domestic receiving activity for immediate use. This level shall conform to applicable carrier rules and regulations. . 5.2.3.1 Industrial. The packaged pitot static tubes shall be packed in accordance with ASTM-il-3951-82. 5.3 Marking. In addition to any special marking required by the contract or
21、 order, each unit package and shipping container shall be marked in accordance with MIL-STD-129 .“ The margins of this amendment are marked with an asterisk to indicate where changes (additions, modifications, corrections, deletions) from the previous amendment were made. This was done as a convenie
22、nce only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous amendment. Cuc tod ian : Air Force - 99 Army - AV Navy - AS 3 Preparing Activity: Air Force - 71 Pro j ec t Number : 66 10-0063 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
