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    AIR FORCE MIL-M-87113 A-1993 MASK OXYGEN MBU-10 P《MBU-10 P氧气面罩》.pdf

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    AIR FORCE MIL-M-87113 A-1993 MASK OXYGEN MBU-10 P《MBU-10 P氧气面罩》.pdf

    1、MIL-M-87LL3A m 9999906 1859120 094 m IINC”D MIL-M -87 1 13A (USAF) 06 July 1993 SUPERSEDING 26 August 1977 MIL-M -871 13 (USAF) MILITARY SPECIFICATION MASK, OXYGEN, MBU-lO/P This specification is approved for use by the Department of the Air Force, and is available for use by all Agencies of the Dep

    2、artment of Defense. 1. SCOPE 1.1 Scone. This specification covers one type of pressure breathing oxygen mask that can be rapidly donned over a headset-microphone. The mask is designated MBU-1O/P. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Smifications, and standards. The following speci

    3、fications and standards form a part of this docu- ment to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index for Specifications and Standards (DODISS) and supplement thereto, cited in the solicitatio

    4、n (see 6.2). O SPECIFICATIONS FEDERAL BB-A-1034 Compressed Air, Breathing BB-N-411 Nitrogen, Technical ZZ-R-765 Rubber, Silicone MILITARY MIL-B-543 MIL-(2-5040 Cord, Nylon Buckles, Tongueless and Web Strap Beneficial comments (recommendations, additions, deletions) and any pertinent data that may be

    5、 of use in improving this document should be addressed to: The Resources and Logistics Services, SA-ALCRILDM, Kelly AFB TX 78241-5000 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC NIA FSC 1660 DISTRIB

    6、UTION STATEMENT A. Approved for public release; distribution is unlimited O Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-6858 MIL-F-7 179 MIL-T-8363 MIL-0-27210 MIL-M-27274 MIL-V-27296 MIL-C-83501 MIL-C-83867 MIL-M-87163 STANDARDS FEDERAL FE

    7、D-STD-595 FED-STD-60 1 MILITARY MIL-STD- 1 O0 MIL-STD- 129 MIL-STD-130 MIL-STD-78 1 MIL-STD-83 1 M 1 L-STD-8 89 MIL-STD-970 MIL-STD-2073- 1 MIL-STD-2219 MIL-M-87113A (USAF) Welding. Resistance: Spot and Seam Finishes Coatings and Sealants for the Protection of Tape and Webbing, Textile, Woven, Nylon

    8、 Oxygen, Aviators Mask, Oxygen MBU-S/P Valve, Oxygen Mask, Combination Inhalation and Exhalation Cord Assemblies, Electrical Braided and Molded Jacket, General Specification for Connector, Oxygen Mask Hose Non-Ejection Type Mask, Oxygen MBU-l2/P Aerospace Weapons Systems Colors Rubber: Sampling and

    9、Testing Engineering Drawing Practices Marking for Shipment and Storage Identification Marking of U.S. Military Property Reliability Testing for Engineering Development Qualification, and Production Test Reports, Preparation of Dissimilar Metals Standards and Specifications, Order of Precedence for t

    10、he DOD Materiel Procedures for Development and Application Fusion Welding for Aerospace Applications of Packaging Requirements (Unless otherwise indicated, copies of federal and military specifications, and standards are available from the Standardization Documents Order Desk, Building 4D, 700 Robbi

    11、ns Ave, Philadelphia, PA 191 11-5094) 2.1.2 Other Government documents, drawines, and publications. The following other Government docu- ments, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solici

    12、tation. TECHNICAL MANUAL 15x5-3-6- I Operation, Fitting, Inspection and Instruction with IPB (Application for copies shoiild be addressed to SA-ALC/TIRT, Kelly AFB, TX 78241 -5000) DRAWINGS AIR FORCE 60D35 i 9 Face Form - Oxygen Mask, Size Regular Narrow (Application for copies shoiild be addressed

    13、to SA-ALCITILDB, Kelly AFB, TX 78241-5000) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-87LL3A m 9999906 L859122 967 MIL-M-87113A (USAF) 2.2 Non-Government publication. The following document forms a part of this document to the extent spe

    14、cified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation (

    15、see 6.2). AMERICAN SOCIETY FOR TESTING AND MATERIALS ASTM D 4673 ASTM D 624 Standard Speci tication for Acrylonitrile - Butadlene - Styrene (ABS) Standard Test Method for Tear Strength of Conventional Vulcanized Molding and Extrusion Materials Rubber and Thermoplastic Elastomers (Application for cop

    16、ies should be addressed to the American Society of Mechanical Engineers, 345 East 47th Street, New York, NY 10017) SCOTT AVIATION 358-1301 Mask, Oxygen, Quick-Donning Assembly 358-1321 Cord Assembly, Lower 358-1330 Cahle and Plug Assembly 358-643 Hanging Suspension Strap (Application for copies shou

    17、ld be addressed to SA-ALCITILDB, Kelly AFB, TX 78241 -5000) (Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents. These documents also may be available in or through libraries or other informational services.) 2.3 Ord

    18、er of Precedence. In the event of a conflict hetween the text of this document and the references cited herein (except for related associated detail specifications, specification sheets, or MS standards), the text of this documents takes precedence. Nothing in this document, however, supersedes appl

    19、icable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS * 3.1 First article. When specified (see 6.2 ), a sample shall he subjected to first article inspection (see 6.3) in accordance with 4.4 . 3.2 Selection of speci tications and standards. Specifications and sta

    20、ndards for necessary commodities and services not specified herein shall he selected in accordance with MIL-STD-970. 3.3 Materials. The materials shall conform to the applicahle specifications and shall be as specified herein. Materials which are not covered by specifications, or which are not speci

    21、fically described herein, shall be of the best quality and suitable for the piirpose intended. Materials that will come in contact with oxygen shall he en- tirely free from oil, grease, or any other combustible materials. 3.3.1 Metals. Metals shall be corrosion-resistant or suitably treated to resis

    22、t corrosion due to fuels, salt spray, or any atmospheric conditions likely to be met in storage or normal use. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-87113A 9999906 1859L23 8T3 MIL-M-87113A (USAF) 3.3.1.1 Dissimilar metals. Unless ot

    23、herwise specified herein, dissimilar metals as defined in MIL-STD-889 having metal-to-metal contact shall not be acceptable. If necessary, combinations of dissimilar metals that have relatively weak galvanic potential may be used provided that their contact surfaces are separated and protected by a

    24、passive coating. Any dissimilar metal and protective coating combination proposed to be used shall be pre- sented, prior to fabrication or installation, to the procuring activity for acceptance. 3.3.1.2 Protective treatment. If metals that are subject to deterioration from climatic and environmental

    25、 conditions likely to occur during service are used, the metals shall be protected in accordance with MIL-F-7179 against this deterioration in a manner that will not in any way prevent compliance with the performance require- ments specified herein. The protective coating shall not crack, chip, or s

    26、cale with age or extremes of climatic and environmental conditions. 3.3.2 Nonmetallic materials. Nonmetallic materials shall be of the ozone-resistant type. Materials that are not susceptible to fungus attack shall be used to the greatest extent possible. Materials that are susceptible to fun- gus a

    27、ttack, if used, shall be treated with a fungicidal agent. 3.3.2.1 Silicone rubber. The material for the facepiece, the delivery tube, and microphone cable guides shall be silicone rubber. The silicone rubber shall conform to class 3a, grade 50 of ZZ-R-765 except for the brittle point and the hardnes

    28、s. The minimum brittle point of the silicone tubber shall be -56“ centigrade (C). The shore A hardness of the silicone tubber shall be 45 L5. The color of the silicone rubber shall be green, approximately matching 34079 of FED.-STD-595. The silicone rubber shall be smooth and free from flash, foreig

    29、n materials, ventilated forced air oven. The date (year and quarter) the silicone rubber was cured shall be molded on the facepiece and on the delivery tube. 3.3.2.2 Plastic. The material for the hardshell shall conform to ASTM D 4673 and shall be green, approxi- mately matching 34079 of FED-STD-595

    30、. 3.3.2.3 Nylon cord. The nylon cord for the cord and snap assembly shall conform to type IA of MIL-C- 5040. 3.3.2.4 Webbing. The webbing for the suspension assembly shall conform to type V of MIL-T-8363 and shall be green, approximately matching 34079 of FED-STD-595. * 157 headsets. The unit consis

    31、ts of an oxygen mask conforming to MIL-M-27274 or MIL-M-87163, mounted on a specially designed, comfortable, quick-donning, folding metal frame. 3.4 Design and construction. The MBU-lO/P, Quick Don Mask, is designed for use with USAF standard H- 3.4.1 Faceniece. The facepiece shall conform to Drawin

    32、g 60D3519 and to figure 1. The antifreeze chamber and the body of the facepiece shall be of one piece construction as shown on figures 1 and 2. A 1/16 inch diame- ter hole that is located as shown on figures 1 and 2 shall vent the antifreeze chamber. A removable, leak tight plug shall be installed i

    33、n the microphone pori of the facepiece. The plug may be fabricated from metal, plastic, or hard rubber. 3.4.2 Delivery tube. The delivery tube shall be made of corrugated silicone rubber and shall conform to figure 3. The delivery tube shall have one lower cable guide that conforms to figure 4 and t

    34、wo upper cable guides that conform to figure 5. 3.4.3 m. The combination inhalation-exhalation valve shall conform to MIL-Vr27296 and shall be in- stalled in the mask as shown on figure 2. * conforms to MS22064 or other approved hose clamp. 3.4.4 Clamp. The delivery tube shall be attached to the com

    35、bination valve by means of a hose clamp that 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-7LL3A 9999906 Li359124 73T MIL-M-87113A (USAF) * means of a hose clamp that conforms to MS22064 or other approved hose clamp. 3.4.5 Connector. A conn

    36、ector that conforms to MIL-C-83867 shall be attached to the delivery tube by O * tube by attaching the nylon cord to the valve retention pin and the metal snap to the connector retention pin as shown in figure 6. The nylon cord shall be as specifid (see 3.3.2.3). The metal snap shall be size No. 210

    37、, 1- 3/16 inches in length, 1 IO pound test (Berkley and Co., IA), or equal. 3.4.6 Cord and snap assembly. A nylon cord and metal snap assembly shall be installed inside the delivery 3.4.7 Hardshell. The hardshell of the mask shall closely follow the contour of the outside of the facepiece and shall

    38、 be designed to assure compliance with all of the performance requirements specified herein. The edges of the hardshell nearest the users face shall be flared. All sharp edges of the hardshell shall be rounded. * 3.4.8 Dust cover. The mask shall be equipped with a dust cover that will prevent dust,

    39、dirt, and foreign objects from entering the mask cavity when the mask is not in use. The dust cover shall be made of durable, nonbrittle, lightweight plastic material contoured to rest around the edge of the hardshell and to be retained on the hardshell at the microphone contour. The configuration o

    40、f the dust cover shall conform to MIL-M-27274 or MIL-M-87163. The dust cover shall not rest on the facepiece contour between the seal area and the body of the facepiece. 3.4.9 Switch. The mask shall have a microswitch that will automatically switch from the boom microphone (see 3.10) to the mask mou

    41、nted microphone (see 3. i i) during the donning of the mask. 3.4.10 Electrical cord assemblies. The mask shall have two electrical cord assemblies: a lower cord assem- bly that conforms to Drawing 358-1321 and a cable and plug assembly that conforms to Drawing 358-1330. The two electrical cord assem

    42、blies shall conform to section 3 of MIL-C-83501 with the following exceptions: a. The dimensions, the wiring diagram, the electrical connectors, and the insulation color coding of the power cord assembly and of the cable and plug assembly shall conform to section Drawing 358-1321 and to Drawing 358-

    43、1330, respectively. O b. The braided jacket for covering the cord shall be composed of black nylon, 210 denier, 5 ends, 24 carri ers, approximately 2 I picks per inch. c. The performance reqiiireinents specified (see 3.6.18.1 and 3.6.18.2) shall apply in lieu of the performance requirements describe

    44、d in the paragraphs entitled “Flexing life“ and “Flexing “Y“ junction in MIL-C-83501. d. The performance requirements specified (see 3.6.19) shall apply in lieu of the performance requirements described in the paragraph entitled “Isolation“ in MIL-C-83501. e. The performance requirements specified (

    45、see 3.6.20.1 and 3.6.20.2) shall apply in lieu of the performance requirements described in the paragraph entitled “Conductor strain relief test“ in MIL-C-83501. f. In the event of any other conflicts between section 3 of MIL-C-83501 and section 3 of this specification, the requirements of section 3

    46、 of this specification shall apply. 3.4. I I Hancinc strap. The mask shall have a hanging strap that conforms to Drawing 358-643 or an ap- proved equal. 3.4.12 Buckles. The buckles for the suspension assembly shall be doiible bar buckles that conform to type 11, style 2, class I, size 3/4 inch of MI

    47、L-B-543 O 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-87333A 1Ob 3859325 676 = MIL-M-87113A (USAF) 3.5 Construction. The mask shall be constructecl so that parts will not become loose in service. It shall be built to withstand the strains

    48、, jars, vibrations, and any other conditions incident to shipment, storage, installation, and service. 3.5.1 Welding. soldering, and brazing. Welding, soldering, and brazing shall be carefully performed to in- sure that all joints have proper penetration, proper bead, and proper strength. Welding sh

    49、all be accomplished in accordance with MIL-W-6858 and/or MIL-STD-2219. 3.6 Performance. 3.6.1 Delivery tube leakace. The delivery tube shall not leak when it subjected to an internal pressure of 5 pounds per square inch ( psi) (see 4.6.2). 3.6.2 Mask leakage. The leakage of the inboard facepiece of the mask shall not exceed 100 milliliters per minute when a suction of 13 millimeters of mercury is applied within the facepiece of the mask (see 4.6.3). 3.6.3 Valve installation, inlet p


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