1、 INCH-POUND MIL-PRF-87108B(USAF) w/AMENDMENT 1 17 MARCH 2006 MIL-PRF-87108B(USAF) 16 JUNE 1998 PERFORMANCE SPECIFICATION INFLATION DEVICE, FLU-2A/P This specification is approved for use by the Human Systems Group, Department of the Air Force, and is available for use by all Departments and Agencies
2、 of the Department of Defense. This specification is for an Aviation Critical Safety Item (CSI)/Flight Safety Critical Aircraft Part (FSCAP) and the acquisition process must comply with the DoD Materiel Management Regulation DoD 4140.1-R 1. SCOPE 1.1 Scope. This specification covers the mechanical i
3、nflation device, FLU-2A/P, which is designed for use with LRU-16/P and LRU-17/P inflatable life rafts. 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4 of this specification. This section does not include documents cited in other sections of
4、 this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3 and 4 of this specification, whether or
5、 not they are listed. 2.2 Government documents. 2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicit
6、ation or contract. Comments, suggestions, or questions on this document should be addressed to: ASC/ENOI, Wright-Patterson AFB OH 45433-7101 or e-mail to Engineering.Standardswpafb.af.mil. Since contact information can change, you may want to verify the currency of this address information using the
7、 ASSIST Online database at http:/assist.daps.dla.mil. AMSC N/A FSC 4220 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-87108B2SPECIFICATIONSFEDERALBB-N-411 - N
8、itrogen, TechnicalDEPARTMENT OF DEFENSEMIL-L-83491 - Life Rafts, Inflatable, LRU-16/P and LRU-17/PMIL-C-7905 - Cylinders, Steel, Compressed Gas, Non-Shatterable, Seamless, 1800 psi and 2100 psiSTANDARDSFEDERALFED-STD-H28 - Screwthread Standards for Federal Services(Unless otherwise indicated, copies
9、 of the above specifications, standard, and handbooks are availablefrom the Defense Automated Printing Service, 700 Robbins Avenue, Building 4D, Philadelphia, PA19111 -5094.)2.2.2 Other Government documents, drawings, and publications . The following otherGovernment documents, drawings, and publicat
10、ions form a part of this document to the extentspecified herein. Unless otherwise specified, the issues are those cited in the solicitation.DRAWINGSAIR FORCE76212 - Life R afts, Inflatable, LRU-16/P and LRU-17/P76277 - Valve, Check, Inlet(Copies of drawings required by contractors should be obtained
11、 from the procuring activity or asdirected by the procuring activity.)2.3 Non-Government publications . The following documents form a part of this document tothe extent specified herein. Unless otherwise specified, the applicable issues of the documentswhich are DoD adopted are those listed in the
12、issue of the DoDISS cited in the solicitation.Unless otherwise specified, the issues of documents not listed in the DoDISS are the issues of thedocuments cited in the solicitation (see 6.2).AMERICAN SOCIETY FOR QUALITY (ASQ)Provided by IHSNot for ResaleNo reproduction or networking permitted without
13、 license from IHS-,-,-MIL-PRF-87108B3ANSI/ASQ Z1.4 - Sampling Procedures and Tables for Inspection by Attributes (DoD-adopted)(Application for copies should be addressed to the American Society for Quality, P.O. Box 3066,Milwaukee, WI 53201-3066, or to the American National Standards Institute, 11 W
14、est 42ndStreet, 13 th Floor, New York, NY 10036.)RADIO TECHNICAL COMMISSION FOR AERONAUTICS (RTCA)RTCA/DO-160 - Environmental Conditions and Test Procedures forAirborne Equipment(Application for copies should be addressed to the RTCA, Inc., 1140 Connecticut Ave, NW,Suite 1020, Washington, DC 20036-4
15、001.)2.4 Order of precedence . In the event of a conflict between the text of this document and thereferences cited herein (except for related associated specifications or specification sheets), thetext of this document takes precedence. Nothing in this document, however, supersedesapplicable laws a
16、nd regulations unless a specific exemption has been obtained.3.0 REQUIREMENTS3.1 First article . When specified in the acquisition documents (see 6.2), samples shall besubjected to first article inspection.3.2 Recycled, recovered, or environmentally preferable materials . Recycled, recovered, orenvi
17、ronmentally preferable materials should be used to the maximum extent possible provided thatthe material meets or exceeds the operational and maintenance requirements, and promoteseconomically advantageous life cycle cost.3.3 Materials . All materials shall resist, or be suitably treated to resist c
18、orrosion due toelectrolytic decomposition, salt spray, and any other atmospheric condition that may beencountered during operational use or storage. The use of toxic chemicals, hazardous substances,or ozone depleting chemicals (ODCs) shall be avoided, whenever feasible.3.4 Components . The inflation
19、 device shall consist of at least a container for the inflationmedium and a transfer assembly (see figure 1).3.4.1 Container . The container shall be charged with 0.5, +0.01 or 0.02, pounds (lbs) of aninflation medium (see 6.2 and 6.3). A cylinder conforming to MIL -C -7905, (except that thefragment
20、ation resistance and qualification requirements shall not apply), or a similar containershall be used for the inflation medium container.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-87108B 4 FIGURE 1. Inflation assembly. Provided by IHSNot
21、 for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-87108B53.4.2 Transfer assembly . The transfer assembly shall consist of a diffuser, a coupler, and amanual actuating device. The transfer assembly shall also have an outlet, an inlet, a safety port,and an opening
22、 for venting air from a packed life raft. The device, upon actuation, shall inflate anLRU-16/P or LRU-17/P life raft to its designed shape, size, and at least minimum, but not morethan maximum pressure within 30 seconds.3.4.2.1 Inadvertent discharge . The transfer assembly shall incorporate a device
23、 which, untilremoved, prevents inadvertent, unintended discharge of inflation medium.3.4.2.2 Diffuser . The transfer assembly shall include a removable diffuser to dissipate the thrustof the inflation medium in the case of damage or mishandling resulting in an inadvertent discharge.The diffuser shal
24、l be capable of insertion and tightening into the coupler, and loosening andremoval from the coupler without the use of tools. After proper tightening, it shall not loosenduring transportation and storage.3.5 Interface .3.5.1 Compatibility . The inflation device shall be compatible with the LRU-16/P
25、 and LRU -17/Plife rafts as described in MIL-L-83491.3.5.2 Weight . The weight of the inflation device (less the diffuser) with a charged containershall not exceed 2.01 lbs.3.5.3 Screw threads . Screw threads, if used on the inflation device, shall conform toFED -STD -H28 or any other commercially a
26、cceptable thread standard.3.5.4 Coupler . The coupler shall attach the inflation device to the life raft connector conformingto AF Drawing 76212.3.6 Removal of parts . The inflation medium container shall be rechargeable through thetransfer assembly outlet without special tools. Other than removal o
27、f the diffuser, disassembly ofthe inflation device shall not be required to recharge the container.3.7 Performance .3.7.1 Leakage . With the transfer assembly in the closed position, the inflation device shall notleak when exposed to temperatures ranging from -65 to 160 F.3.7.2 Vent leakage . With t
28、he transfer assembly in the open position and 2.0 lbs per square inchgage (psig) pressure applied to the outlet of the transfer assembly, the leakage from the transferassembly shall not exceed 0.2 psig/min.3.7.3 Vent flow . With the transfer assembly in the off position, the flow of inflation medium
29、through the transfer assembly opening shall be not less than 61 cubic inches per minute when apressure of 8 inches of water is applied to the outlet of the transfer assembly.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-87108B63.7.4 Actuato
30、r (manual system operation) . The transfer assembly shall open fully when a loadbetween 15 and 21 lbs is applied to the actuator, and shall be operable from any direction of pull.3.7.5 Strength of actuator . The actuator shall withstand a force of 300 lbs without failure ofany part.3.7.6 Operation a
31、t 70 F . When operated at a temperature of 70 F, the inflation device transferassembly shall discharge a minimum of 90 percent of the inflation medium in at least 5 secondswithout leakage.3.7.7 Operation at 20 F . When operated at a temperature of 20 F, the inflation devicetransfer assembly shall di
32、scharge a minimum of 50 percent of the inflation medium in at least 5seconds without leakage.3.7.8 Coupling torque . A tightening torque of 25 to 30 foot-pounds applied to the coupler shallnot cause failure, permanent deformation of the coupler or leakage of the transfer assembly.3.7.9 Operation . T
33、he inflation device shall operate freely under all normal operating conditionsto which it might be subjected. Any time the inflation device is actuated, the actuator shalloperate smoothly and without damage to, loss of, or loosening of any component. The inflationdevice shall continue to operate smo
34、othly and without binding after any normal operation.3.7.10 Pressure relief . A safety port shall release the inflation medium into the atmosphere in theevent of excess container pressure. The safety port shall relieve the pressure, without damage tothe inflation device, at a pressure between 3,150
35、and 3,500 psig.3.8 Reliability . The inflation device shall have a reliability of 0.985 at a 90 percent confidencelevel.3.9 Item identification . After a container has been charged it shall be legibly marked with theinformation below:INFLATION DEVICE, FLU-2A/PWEIGHT EMPTY: _ poundsWEIGHT OF INFLATIO
36、N MEDIUM: _ poundsT OTAL WEIGHT: _ poundsDATE OF RECHARGE: _2100 PSI 147.63 KG/CM 2NSN 4220-00-920-3651US3.9.1 Warning label . A red, non-conductive label with a white-lettered statement shall bepermanently affixed to the inflation device and shall contain the following information:Provided by IHSNo
37、t for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-87108B 7 WARNING The diffuser shall be installed on coupling at all times except when the inflation device is connected to the raft manifold or during charging operations. 3.10 Interchangeability. All parts havi
38、ng the same manufacturers part number shall be functionally and dimensionally interchangeable. 3.11 Environmental. The inflation device shall not inadvertently discharge or show evidence of damage, such as cracks, permanent corrosion, deformation, leaks, or other flaws, during or after exposure to t
39、he environmental conditions below, and shall function as specified. a. Exposure to atmosphere containing salt-laden moisture. b. Vibration incident to service use. 4. VERIFICATION 4.1 Classification of inspections. The inspection requirements specified herein are classified as follows: a. First arti
40、cle inspection (see 4.2). b. Conformance inspection (see 4.3). 4.2 First article inspection. When specified by the procuring activity (see 6.2), five sample inflation devices and two uncharged inflation medium containers shall be subjected to all of the inspections and tests in 4.6 and 4.7. The firs
41、t article inspection for the two uncharged inflation medium containers shall be conducted in accordance with an industrially accepted test procedure or, if cylinders are used, the first article inspection described in MIL-C-7905, including the endurance test and the flattening test, shall be conduct
42、ed. 4.3 Conformance inspection. Conformance inspection shall include tests specified in 4.3.1 and 4.3.2. 4.3.1 Individual tests. Each inflation device or inflation medium container shall be subjected to the tests below: a. Visual examination (see 4.6.1). b. Leakage at +70 F (see 4.6.4.1). c. Weight
43、(see 4.6.3). d. Actuator operation (see 4.6.9.1). 4.3.2 Sampling inspection. Samples of inflation devices shall be selected from a lot of completed inflation devices in accordance with inspection Level II of ANSI/ASQ Z1.4, or equivalent, and subjected to a vacuum leak test (see 4.3.3). 4.3.3 Vacuum
44、leak test. The charged inflation device shall be subjected to a vacuum of at least 1 x 10-3millimeters of mercury (mm Hg) for at least 24 hours in a suitable bell jar or vacuum Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-87108B 8 chamber.
45、 Following the vacuum leak test, when measured using a scale accurate to at least 0.002 lbs, there shall be no loss in weight. 4.4 Requirements cross-reference matrix. Table I provides a cross-reference matrix of the section 3 requirements tested or verified in the paragraphs below. TABLE I. Require
46、ments cross-reference matrix. REQUIREMENT VERIFICATION REQUIREMENT VERIFICATION 3.3 4.6.1 3.7.3 4.6.8 3.4 4.6.1 3.7.4 4.6.9, 4.6.9.1 3.4.1 4.6.1 3.7.5 4.6.16 3.4.2 4.6.1, 4.6.9 3.7.6 4.6.10 3.4.2.1 4.6.1 3.7.7 4.6.11 3.4.2.2 4.6.1 3.7.8 4.6.12 3.5.1 4.6.1 3.7.9 4.6.13 3.5.2 4.6.3 3.7.10 4.6.14 3.5.3
47、 4.6.1 3.8 4.6.15 3.5.4 4.6.1 3.9 4.6.1 3.6 4.6.1 3.10 4.6.1 3.7.1 4.6.4, 4.6.5, 4.6.6 3.11 4.7 3.7.2 4.6.7 4.5 Inspection conditions. 4.5.1 Test items. Unless otherwise indicated in the test procedures, all performance, environmental, and test requirements are based on an inflation device complete
48、with replaceable components. 4.5.2 Test conditions. Unless otherwise specified in the test procedures, all required tests shall be conducted under the ambient conditions, i.e., atmospheric pressure of 28 to 32 inches of mercury, temperature of 59 to 95 F, and relative humidity of not more than 80%.
49、If conditions change during a test, the test shall be suspended and appropriate corrections applied before resuming the test. Unless otherwise indicated in the test procedures, test sample temperature conditioning shall be at least one hour longer than that required for the sample to reach thermal equilibrium. 4.5.3 Nitrogen. Where gaseous nitrogen is
