NAVY MIL-R-25410 G-1991 REGULATORS OXYGEN DILUTER-DEMAND AUTOMATIC-PRESSURE BREATHING《自动加压放气稀释供氧调节剂》.pdf

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1、MIL-R-25LIiOG ib m 99999Ob 047b8rlO b m I INCH-POUND I MIL-R-25410G 15 April 1991 SUPERSEDING MIL-R-25410F 15 January 1968 MILITARY SPECIFICATION REGULATORS, OXYGEN, DILUTER-DEMAND, AUTOMATIC-PRESSURE BREATHING This specification is approved for use by all Departments and Agencies of the Department

2、of Defense. 1, SCOPE 1.1 Scope. This specification covers automatic-pressure-breathing, 1.2 Classification. Regulators shall be furnished as specified by the di luter-demand, oxygen regulators. applicable part numbers listed in the contract or order (see 6.2a). 2. APPLICABLE DOCUMENTS 2.1 Government

3、 documents. . 2.1.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense

4、Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2b). Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Systems Engineering and Standardizati

5、on Department (Code 531, Naval Air Engineering Center, Lakehurst, NJ 08733-5100 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC-NIA FSC 1660 DISTRIBUTION STATEMENT A. Approved for pub1 ic release, distribution is un1

6、imi ted. Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MPL-R-2541OG Lb W 9999906 047b841 8 W MI L-R-25410G SPECIFICATIONS FEDERAL BB-A-1034 BB-N-411 PPP-B-601 PPP-B-621 PPP-B-636 PPP-B-640 MI LITARY MIL-P-1

7、16 MIL-C-5541 MIL-P-7788 MIL-A-8625 MIL-G-25507 MIL-G-25520 MIL-L-25567 MIL-0-27210 MI L-L-85762 STANDARDS M I L I TARY MIL-STD-105 MIL-STD-129 MIL-STD-130 MIL-STD-461 MIL-STD-889 MIL-STD-970 MS22062 MS25237 Compressed Air , Breathing Ni trogen, Technical Box, Wood, Cleated-Plywood Boxes, Wood, Nail

8、ed and Lock-Corner Boxes, Fiberboard Boxes, Fi berboard, Corrugated, Trip1 e Wal 1 I Preservation - Packaging, Methods of Chemical Conversi on Coati ngs on Al uminum and Aluminum Alloys Panel, Information, Integrally Illuminated Anodic Coatings, for Aluminum and Aluminum Al 1 oys. Gage, Pressure, Di

9、 al Indi cati ng , Oxygen, 0-2000 PSI, Type MF-2. Gage, Pressure, Di al Indi cati ng , Oxygen , 0-500 PSI, Type MF-3. Leak Detection Compound, Oxygen System Oxygen, Aviators Breathing, Liquid and Gas Lighting, Aircraft, Interior, Night Vision Imaging System (NVIS) Compatible. Sampling Procedures and

10、 Tables for Inspection by Attributes Marking for Shipment and Storage Identi fi cation Marking of U.S. Mi 1 i tary Property El ectromagneti c Emission and Suscepti bi 1 i ty Requirements for the Control of Electromagnetic Interference Di ssimi 1 ar Metals Standards and Specifications, Order of Prece

11、dence for the Sel ecti on of Regulator, Oxygen, Dilutor Demand, Automatic, Pressure Breath1 ng Lamp, Incandescent, Single Contact Midget F1 anged Base (T-1-3/4 Bu1 b) AIR FORCE - NAVY AERONAUTICAL AN 815 - Union - Flared Tube AN 818 - Nut, Coupling 2 Licensed by Information Handling ServicesProvided

12、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-25410G Lb 99999Ob 047b42 T MIL- R-25410G (Unless otherwi se indicated, Copi es of federal and mi 1 i tary speci fi cations , standards, and handbooks are available from the Standardization Documents Order

13、 Desk, Bui 1 di ng 4D, 700 Robbi ns Avenue, Phi 1 adel phi a, PA 19111-5094). 2.1.2 Other Government documents, drawi ngs , and publ i cations The following other Government documents, drawings,: and publ ications form a part of this specification to the extent specified herein. Unless otherwise spe

14、cified, the issues are those cited in the solicication. DRAWINGS NAVAL AIR SYSTEMS COMMAND 62-A-116-C48 - Piezometer 62-A-116-C49 - Tube Piezometer 62-A-116-C50 - Ring Piezometer 62-A-116-C51 - Union Piezometer (Copies of drawings required by manufacturers in connection with speci fi c acqui si ti o

15、n functions shoul d be obtai ned from the contracting activity or as directed by the contracting officer.) PUBLICATIONS Defense Standardization Manual SD-6 Provi si ons Governing Qual i fi cati on (Copies of defense standardization manuals are available from the Standardization Documents Order Desk,

16、 Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.2 Non Government publ i cations . The fol 1 o.wi ng document (s ) form a part of this document to the extent specified herein. specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS ci

17、ted 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 (see 6.2b). Unless otherwise AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) D1149-86 - Standard Test Method for Rubber Deterioration - Su

18、rface Ozone Cracking in a Chamber. (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1137) 3 Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo reproduction or networking permitted without lic

19、ense from IHS-,-,-MIL-R-254LOG Lb I 999990b 04b43 1 MIL-R-25410G ( Non-Government standards and other pub1 i cations are normal ly avai 1 able from the organi zati ons that prepare or di stri bute the documents. These documents also may be available in or through libraries or other informational ser

20、vices. 2.3 Order of precedence. text of this specification and the references cited herein (except for related associated detail specifications, specification sheets or MS standards), the text of this document shall take precedence. this document, however, supersedes applicable laws and regulations

21、unless a specific exemption has been obtained. In the event of a conflict between the Nothing in 3. REQUIREMENTS 3.1 Qualification. The oxygen regulators furnished under this speci fi cati on shall be products whi ch are authorized by the qual i fyi ng activity for listing on the applicable qualifie

22、d products list at the time of award of contract (see 4.3 and 6.4). In addition, the retention of the qualification for the oxygen regulators on the applicable qualified products list shall be dependent on periodic verification of continued compliance with the requirements of this specification (see

23、 4.3 and 4.3.2). 3.2 First article. When specified, an oxygen regulator sample shall be subjected to first article inspection (see 6.5) in accordance with 4.4. 3.3 a Sel ecti on of speci fi cati ons and standards. Speci fi cations and standards for necessary commodities and services not specified he

24、rein shall be selected in accordance with MIL-STD-970. I 3.4 Materi al s. Materi al s shall conform to reterenced speci fi cations and shall be as specified herein and on referenced drawings. Materials which are not covered by specifications, or which are not specificaly described herein, shall be o

25、f the best quality, ofthe lightest practicable weight and suitable for the purpose intended. Materials that produce toxic or corrosive substances shall not be used. 3.4.1 Metal arts. All metal parts shall be of a corrosion resistant material or + treate in a manner to render them adequately resistan

26、t to corrosi on. 3.4.1.1 Dissimilar metals. Unless suitably protected against electrolytic corrosi on, di ssimi 1 ar metal s shall not be used in intimate contact with each other. Dissimiiiar metals are defined in MIL-STD-889. 3.4.2 Nonmetallic materials. Any nonmetallic material that is adversely a

27、ffected by continued use with oxygen shall not be used. 3.4.2.1 Age. Elastomer components, except silicone,. shall not be more than 12 months old from the date of.manufacture to the date of delivery to any Government service or to any airframe or accessory manufacturer. composed of an ozone-resistan

28、t composition, which shall not bloom, and shall meet the speci f ied ozone-resi stant perf ormance requi rements . 3.4.2.2 Elastomer components. The elastomer components shall be a c a o 4 Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo reproduction or networking permitted w

29、ithout license from IHS-,-,-! I 1 I I l t I I 1 t 1 b e a MIL-R-254LOG Lb I 99999636 0476844 3 I MIL-R-25410G 3.4.3 Protective treatment. When materials are used in the construction of the regul ator that are subject to deteri orati on when exposed to envi ronmental condi ti ons 1 i kel y to occur d

30、uring servi ce usage, they shall be protected against such deterioration in a manner that will in no way prevent compl i ance with the performance requi rements of thi s speci fi cation. Protective coating which might crack, chip, or scale during normal service life or under extremes or environmenta

31、l conditions shall not be used. 3.5 Design and construction. The design and construction of the oxygen regulator shall be in accordance with MS22062 and the part number specified in the contract or order (see 6.2). conforming *, to type III. When specified, the regulator shall be provided with a lig

32、hted panel conforming to MIL-L-85762. The panel 1 i ghti ng shall be designed to meet the interference control requirements 3.5.1 Lighted anel. The regulator shall have a lighted panel of MIL-STD-461. 3.5.2 Plugs. All openings in the regulator shall be closed with caps or plugs to prevent foreign ma

33、tter from entering the regulator during shi ppi ng and storage. 3.5.3 Dia hragm. The regulator shall be designed to operate by means of a l-%a-T oa e iaphragm. The loading mechanism shall alter the load of the diaphragm with varying attitudes. The demand diaphragm shall be fabricated of si 1 icone c

34、ompound or si 1 icone-coated cloth which shall be approved by the procuring acti vi ty . 3.5.4 Oxygen inlet filter. fi 1 ter capabl e of preventing foreign parti cl es , 1 arger than 20 microns , from entering the regulator. The inlet filter shall be located upstream from the oxygen supply valve, an

35、d shall in no way interfere with normal connections to the inlet of the regulator. quantities of air with oxygen. not finer than 100 mesh, nor coarser than 30 mesh, to prevent foreign parti cl es from entering the regul ator. “off“ position shall automatically place the diluter assembly in the 100 p

36、ercent oxygen position. 3.5;7 Oxygen a e. The regulators shall contain a Type MF-2 high pressure gage + con orming to MIL-G-25507 or a Type MF-3 low pressure gage conforming to MIL-G-25520. The type gage shall be as specified in MS22062. 3.68 Performance. The oxygen inlet shall be provided with a 3.

37、5.5 Air port. An air port shall be provided for mixing of varying The air port shall be provjded with a screen, 3.5.6 Supply valve toggle. The supply valve toggle when placed in the 3.6.1 Flow characteristics. The outlet pressures of the regulator, when tested as specified in 4.g.2. shall be in acco

38、rdance with the requirements in Table 1. 5 I Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-254LOG Lb W 9999906 0476845 5 = MI L- R- 254106 3.6.2 Oxygen-ratio. The percentage, by volume, of oxygen deliv

39、ered with respect to the total oxygen-air mixture delivered, when tested as specified in 4.8.3, shall be-in accordance- with Table I. 3.6.3 Pressure- breathing characteristics. The outlet pressure of the regulator, when tested as specitied in 4.8.4, shall be in accordance with Table III. 3.6.4 Relie

40、f valve. When tested as specified in 4.8.5, the relief valve shall begin to vent at a pressure no greater than 27 inches of water pressure and shall vent a minimum of 45 lpm ata pressure no greater than 40.7 inches of water pressure (3.0 inches of mercury). shall not exceed 0.01 lpm with a pressure

41、of 17 inches of water pressure applied after completion of the flow test. Relief valve leakage 3.6.5 Inward leakage. The inward demand chamber leakage of the regulator, when tested as specified in 4.8.6, shall .not exceed 0.20 lpm. 3.6.6 Over-al 1 regulator 1 eakage . The over-al 1 regulator 1 eakag

42、e, when tested as specified in 4.8./, shall not exceed 0.Ol;lpm. 3.6.7 Outward leakage. The outward demand chamber leakage of the regulator, when tested as specified in 4.8.8, shall not exceed 0.12 lpm. This leakage includes the allowable relief valve leakage. shall be no demand valve leakage. in 4.

43、8.10, shall not show any evidence of leakage. 3.6.8 Demand valve leakage. 3.6.9 Supply valve leakage. The regulator, when tested as specified When tested as specified in 4.8.9, there 3.6.9.1 Pressure Gage Scale Error. The regulator pressure gage scale tolerance when tested as specified in 4.8.10.1,

44、sha 1 be within the limits specified in Table IV. 3.6.10 Lighting circuit. The lighting circuit tested as specified in 4.8.11, shall provide electr facilitate either.6 volt or 28 volt circuitry. of the regulator, when cal continuity to 3.6.11 Emergency and test pressure. The regulator, when tested a

45、s . specified in 4.8.12, shall operate satisfactorily. 3.6.12 Flow indicator. The white flow indicator of the regulator, when tested as specified in 4.8.13, shall be fully visible. When the flow is reduced to zero lpm, at all altitudes, the flow indicator shall not be visible. The white flow indicat

46、or shall not operate in the “Normal Oxygen“ position without an oxygen flow. shall not show any evidence of leakage or damage. specified in 4.8.15, shall operate satisfactorily. 3.6.13 Overload. The regulator, when tested as specified in 4.8.14, 3.6.14 Low temperature operation. The regulator, when

47、tested as 6 Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-25410G 16 9999906 0476846 7 9 MIL- R-254106 3.6.15 High temperature operation. The regul ator, when tested as 3.6.16 Supply valve cycling. The

48、regulator, when tested as 3.6.17 Toggle operating forces. The regulator, when tested as specified in 4.8.16, shall operate satisfactorily. specified in 4.8.1/, shall operate satisfactorily. specified in 4.8.18, shall require a force of 33 + 17 ounces to move the diluter lever in either direction, or

49、 to move the-pressure control lever from the “Normal II to “Emergency position and to be returned to “Normal II position. The force required to move the oxygen supply valve toggle in either direction, or to move the emergency pressure control from the “Normal“ position to the “Test Mask“ position shall be 53 + 37 ounces. emergency pressure control lever shall automaticaTly return from the “Test Mask“ position to the “Normal“ position with no force a