1、c Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in-improving this document should be addressed to: the Engineering Division, San Antonio Air Logistics Center, Kelly AFB, TX 78241 by using the self-addrgssed Standardization Document Improvement
2、 Pro- iSC NIA F SC osa1 (DD Form 1426) appearing at the end of this document or by letter. MIL-C-38747A 21 JUNE 1987 SUPERSEDING MIL-C-3 8 747 5 July 1978 MILITARY SPECIFICATION COVERING, FLOOR, MILITARY AIRCRAFT, GENERAL SPECIFICATION FOR This specification is approved for use by all Departments an
3、d Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification establishes the requirements for type, class and size of the floor covering for use in Military Aircraft. 1.2 Classification. Floor coverings shall be of the following types, classes and size as specified (see 6.2): Type
4、 I - Vinyl impregnated fiberglass overlay. Class 1 - Embossed overlay .O31 inch nominal thickness. Class 2 - Smooth overlay .O24 inch nominal thickness. Type II - Sponge underlay .25 inch nominal thickness with Type I overlay, Class 1 or 2, as specified. Type III- Sponge underlay .50 inch nominal th
5、ickness with Type I overlay, Class 1 or 2, as specified. Size A 50 inches wide X 150 inches long. Size B 40 inches wide X 360 inches long. Size C 30 inches wide X 360 inches long. Size D 20 inches wide X 360 inches long. 2. APPLICABLE DOCUMENTS. 2.1 Government documents. 2.1.1 Specifications, standa
6、rds, and handbooks. The following specifica- tions, standards, and,handbooks form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense index of Speci- fications and Stand
7、ards (DODISS) and supplement thereto, cited in the solici- t at ion. 80 DISTRIBUTION STATEMENT A. Auuroved for public release: distribution is unlimited. THIS DOCUMENT CONTAINS o PAGES. .f, Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-387Li7
8、A Ib 777770b 0175802 b MIL-C-3 8747A SPECIFICATIONS FEDERAL CCC-T-191 QQ -Am2 5 O / 4 PPP-P-1136 MILITARY MIL-P-116 MIL-Y-1 140 MIL-C-7514 MIL-P-15280 MIL-1-45607 MIL-(3-227 87 STANDARDS FEDERAL FED-STD-595 FED-STD-601 MILITARY MIL-STD-129 MIL-STD-13 O MIL-STD-29 3 MIL-STD-831 - MIL-STD-45662 Textil
9、e Test Methods, Aluminum Alloy 2024, Plate and Sheet, Packaging of Coated (Plastic; Rubber) and Laminated Fabrics. Preservation, Methods of. Yarn, Cord, Sleeving, Cloth and Tape-Glass. Cloth Coated, Synthetic and Fibrous Glass. Plastic Foam, Unicellular, Sheet and Tubular Form, Elastomeric. Inspecti
10、on Equipment, Supply and Maintenance; for Ordnance. Cloth, Coated, Fuel, and Flame Resistant, Colors Rubber: Sampling and Testing. Marking for Shipment and Storage. Identification Marking of U.S. Military Property. Visual Inspection Guide for Cellular Rubber Items. Test Reports, Preparation of. Cali
11、bration Systems Requirements. (Copies of specifications, standards, drawings, and publications required by manufacturers in connection with specific acquisition functions shall be obtained from the procuring activity or as directed by the contracting officer.) 2,3 Order a precedence, In the event of
12、 a conflict between the text of this specification and the references cited herein (except for associated de- tail specifications, specification sheets or MS standards), the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and
13、regulations unless a specific exemption has been obtained. 3. RE;QU IREMENTS. _. * 3.1 First article. When specified in the contract or purchase order, a sample shall be subjected to a first article inspection (see 4.3 and 6.4). 2 Provided by IHSNot for ResaleNo reproduction or networking permitted
14、without license from IHS-,-,-MIL-C-38 7478 3.2 Materials. Materials shall be as specified.herein, and when materials are used which are not specifically designated, they shall be entirely suitable for the purpose intended. 3.2.1 Materials shall be furnished as indicated on purchase orders. 3.2.2 Mat
15、erial requirements. The materials shall conform to the requirIe- ments outlined below. 3.2.3 Reclaimed materials. The use of reclaimed materials shall be en- couraged to the maximum extent possible. 3.3 Construction. 3.3.1 Type I. 3.3.1.1 Class 1. Embossed overlay material shall be vinyl coated fibe
16、r- glass fabric per MIL-C-22787, type I. The cloth shall be per MIL-Y-1140, Form 4, No. 126, and shall have a thickness of .O31 + .O03 inch. The wearing surface shall be embossed to create individual patterns consisting of 64 to 144 per square inch of surface area and having a height of .O12 to .O15
17、 inch. 3.3.1.2 Class 2. Smooth overlay material shall be vinyl coated fiberglass The cloth shall be per MIL-Y-1140, Form 4, fabric per MIL-C-22787, type I. No. 126, and shall have a thickness of .O24 - + .O03 inch. shall be smooth. The wearing surface 3.3.2 Type II. The underlay material shall confo
18、rm to the requirements of MIL-P-15280, type III. Overlay material shall conform to type I of this speci- fication. structure. Adhesive cement conforming to requirements of MIL-P-15280, 3.7 shall be used for joining. The underlay and overlay materials shall be joined to form a unit 3.3.3 Type III. MI
19、L-P-15280, type III. fication. structure. Adhesive cement conforming to requirements of MIL-P-15280, 3.7 shall be used for joining. The underlay material shall conform to the requirements of Overlay material shall conform to type I of this speci- The underlay and overlay materials shall be joined to
20、 form a unit 3.3.4 Thickness. The thickness of the vinyl sponge underlay and the vinyl coated overlay, shall be determined in accordance with 4.5.10. 3.3.5 Flame resistance. The material shall be self extinguishing upon removal of the igniting flame when tested as specified in 4.5.1; 3.3.6 Compressi
21、on deflection. The total laminate shall require a load of 5 + 2 PSI to obtsin 25 percent compression when tested in accordance with 4.5.2, 3.3.7 Compression set. The total laminate shall now show compression set greater than 25 percent when determined in accordance with section 4.5.3. 3 Provided by
22、IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-38747A 16 W 9999906 0195804 T W MIL-C-3874fA 3.3,8 Water absorption, Water absorption of the vinyl sponge underlay material shall not exceed ,1 pound per square foot o skin free surface when tested as specifi
23、ed in section 4.5.4. 3.3,9 Corrosion, The material shall not be corrosive when tested in accordance with section 4,5,5. 3,3,10 Tear resistance. The total laminate chal1 have a minimum tearing strength of 15 pounds in both the warp and filling directions of the impreg- - nated-fabric whin tested in a
24、ccordance with 4.5.7; 3,3.11 High temperature resistance. The material shall not show evidence of deterioration, tackiness, brittleness, or emit objectionable odor, and the shrinkage of either the length or width of the test specimen shall be less than 1 percent of the original length or width, resp
25、ectively, when tested in accordance with 4.5.8. 3,312 Abrasion resistance. The total laminate shall. have a minimum strength of 14 pounds in both warp and filling directions of the impregnated fabric after abrasion when tested in accordance with 4.5.9. 3.3.13 Adhesion, When tested in accordance with
26、 4.5,12, the total laminate shall show no evidence of adhesive failure. 3, under seats, storage areas etc. Installation of either type or class can be accomplished quickly and efficiently using minimum skills. These types can be Class 2 over- 6.2 Ordering data. Acquisition documents should specify t
27、he following: a, Title, number and date of this specification. b. Type, class and size required (see 1.2). c. Quantity required, d, Specific marking (see 3.7). 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-3B747A Lb = 9999906 IlIl MIL-C-387
28、47A 6.3 Data requirements. When this specification is used in an acquisition and data are required to be delivered, the data requirements identified below shall be developed as specified by an approved Data Item Description (DD Form 1664) and delivered in accordance with the approved Contract Data R
29、equirements List (CDRL), incorporated into the contract. When the provisions of DOD FAR Supplement, Part 27, Sub-part 27.410-6 (DD 1423) are invoked and the DD 1423 is not used, the data specified below shall be delivered by the contractor in accordance with the contract or purchase order requiremen
30、ts. Deliverable data required by this specification are cited in the following paragraphs : Paragraph no. Data requirement title Applicable DID no. Option 4.3.2 First Article Test Reports DI-T-5329 (Data item descriptions related to this specification, and identified in sec- tion 6 will be approved
31、and listed as such in DOD 5000.19L, Volume II AMSDL. Copies of data item descriptions required by the contractors with specific acquisition functions should be obtained from the Naval Publications and Forms Center or as directed by the contracting officer). 9: 6.4 First article. When a first article
32、 inspection is required, the item(s) should be (a first article sample), (a first production item, (a sample selected from the first production items) (or it may be a standard produc- tion item from the contractors current inventory as specified in 4.1). The first article should consist of (one), (t
33、wo), etc. unit(s). The contracting office should include specific instructions in acquisition documents upgrading arrangements for examinatins, approval of first article test results and dis- position of first articles. Government reserves the right to waive the requirement for samples for first art
34、icle inspections to those bidders offering a product which has been pre- viously acquired or tested by the Government, and that bidders offering such products, who wish to rely on such production or test, must furnish evidence with the bid that prior Government approval is presently appropriate for
35、the pending contract. * 6.5 Subject term (key word) listing. Invitations for bids should provide that the Floor covering Mat rubber Overlay floor * 6.6 Changes from previous issue. The margds of this specification are marked with asterisks (or vertical lines) to indicate where changes (additions, mo
36、difications, corrections, deletions) from the previous issue were made. 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-C-3B747A Iib U 9999906 OL95LO 5 U MIL-C -3 8 7 47 A This was done as a convenience only and the Government assumes no liabi
37、lity whatsoever for any inaccuracies in these notations, are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notation and relationship to the last previous issue. Bidders and contractors Custodians: Amy - AR Navy - AS Air Force - 99 10 Preparing activity: Air Force - 82 (Project 1680-0527) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
