1、 Comments, suggestions, or questions on this document should be addressed to: WR-ALC/GRVEC, Robins AFB GA 31098-1813. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/assist.daps.dla.mil . AMSC N/A FSC 17
2、10 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. INCH-POUND MIL-PRF-32390 27 October 2011 PERFORMANCE SPECIFICATION ENGAGING DEVICE, AIRCRAFT ARRESTING SYSTEM - USAF PENDANT CABLE RETRACTION SYSTEMS (PCRS) 1. SCOPE 1.1 Scope. This specification establishes minimum
3、 military-unique operational and suitability requirements for the design, development and testing of United Stated Air Force (USAF) Pendant Cable Retraction Systems (PCRSs). 1.2 Classification. PCRSs are of the following types, as specified (see 6.2). 1.2.1 Types. The types of PCRS are as follows: T
4、ype I PCRS 150S (see 6.3.5) Type II PCRS 150M (see 6.3.6) Type III PCRS 200S (see 6.3.7) Type IV PCRS 200M (see 6.3.8) Type V PCRS 300S (see 6.3.9) Type VI PCRS 300M (see 6.3.10) 2. APPLICABLE DOCUMENTS Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,
5、-MIL-PRF-32390 2 2.1 General. The documents listed in this section are specified in sections 3, 4, or 5 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been m
6、ade to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3, 4, or 5 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications, standards, and handbooks. The foll
7、owing 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 solicitation or contract. FEDERAL STANDARDS FED-STD-595/24052 Green, Semigloss FED-STD-595/31136 Red, Lusterles
8、s FED-STD-595/37038 Black, Lusterless DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-DTL-5541 MIL-DTL-53030 MIL-DTL-81706 MIL-PRF-23377 MIL-PRF-26915 MIL-PRF-85285 Chemical Conversion Coatings on Aluminum and Aluminum Alloys Primer Coating, Epoxy, Water Based, Lead and Chromate Free Chemical Conversion Ma
9、terials for Coating Aluminum and Aluminum Alloys Primer Coatings: Epoxy, High-Solids Primer Coating, for Steel Surfaces Coating: Polyurethane, Aircraft and Support Equipment DEPARTMENT OF DEFENSE STANDARDS MIL-STD-130 Identification Marking of U.S. Military Property MIL-STD-461 Requirements for the
10、Control of Electromagnetic Interference Characteristics of Subsystems and Equipment MIL-STD-810 Environmental Engineering Considerations and Laboratory Tests MIL-STD-882 System Safety MIL-STD-889 Dissimilar Metals MIL-STD-1366 Interface Standard for Transportability Criteria MIL-STD-1472 Human Engin
11、eering (Copies of these documents are available online at https:/assist.daps.dla.mil/quicksearch/ or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from
12、IHS-,-,-MIL-PRF-32390 3 2.2.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the sol
13、icitation or contract. NAVAL AIR WARFARE CENTER (CAGE 80020) NAVAIR DRAWING 515053 1 1/4 Dia. Non-rotating Wire Rope (Copies of this document are available from the Naval Air Systems Command, Code 4.1.4, Lakehurst, NJ 08733-5100.) 2.3 Non-Government publications. The following documents form a part
14、of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract. AMERICAN WELDING SOCIETY (AWS) D1.1/D1.1M Structural Welding CodeSteel D1.2/D1.2M Structural Welding CodeAluminum (Application for copies should
15、 be addressed to American Welding Society, 550 N.W. LeJeune Road, Miami FL 33126) may be obtained online at http:/www.aws.org . GULF primer shall be applied before any oxidation or rusting occurs. Aluminum surfaces shall have MIL-DTL-81706, Type II, Class 1A, and MIL-DTL-5541, Type II, Class 1A, che
16、mical conversion coating applied in accordance with the manufacturers directions prior to priming. 3.3.1.2.2 Primer. Raw metal edges, to include fastener and drain holes, shall be coated with primer before applying topcoat. 3.3.1.2.2.1 Ferrous surfaces. Ferrous structures and surfaces shall be prime
17、d with a water reducible zinc rich primer in accordance with MIL-PRF-26915, Type II, Class B; this shall be followed, within four hours, by a coat of MIL-DTL-53030 intermediate primer in a wet-to-wet Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI
18、L-PRF-32390 5 primer application. This two part primer system shall yield a dry-film thickness of 2.0-2.5 mils for the zinc primer and 0.9 to 1.1 mils for the intermediate primer. The two-primer system shall be allowed to dry and fully cure in accordance with the primer manufacturers directions prio
19、r to top coating. 3.3.1.2.2.2 Aluminum and mixed aluminum and ferrous surfaces. Aluminum and mixed aluminum and ferrous structures and surfaces shall be primed with an epoxy primer, Type II, Class N of MIL-PRF-23377. This single part primer system shall yield a dry-film thickness of 0.6 to 0.8 mils.
20、 3.3.1.2.3 Topcoat. Topcoat shall be polyurethane in accordance with Type II, Class H of MIL-PRF-85285. Neither Chemical Agent Resistant Coating (CARC) nor powder coating shall be used. Topcoat shall be applied to a dry film thickness of 1.6 to 2.4 mils in all instances, regardless of the primer sys
21、tem utilized. The coating shall be free from runs, sags, orange peel, or other defects. 3.3.1.3 Dissimilar metals. Dissimilar metals, as defined in MIL-STD-889, shall not be in contact with each other. Metal plating or metal spraying of dissimilar base metals to provide electromotively compatible ab
22、utting surfaces is acceptable. The use of dissimilar metals only when separated by suitable insulating material is permitted, except in systems where bridging of insulation materials by an electrically conductive fluid can occur. Sealants or gel type gasket materials shall be used between faying sur
23、faces and butt joints. 3.3.1.4 Finish. The exterior finish color of the PCRS shall be Semigloss Green, Color Number 24052 of FED-STD-595. 3.3.1.5 Fluid traps and faying surfaces. There shall be no fluid traps on the PCRS. Faying surfaces of all structural joints, except welded joints, shall be seale
24、d to preclude fluid intrusion. 3.3.1.5.1 Ventilation. Ventilation shall be sufficient to prevent moisture retention and buildup. 3.3.1.5.2 Drainage. Drain holes shall be provided to prevent collection or entrapment of water or other unwanted fluid in areas where exclusion is impractical. All designs
25、 shall include considerations for the prevention of water or fluid entrapment and ensure that drain holes are located to effect maximum drainage of accumulated fluids. The number and location of drain holes shall be sufficient to permit drainage of all fluids when the unit is in a zero degree inclin
26、e in any plane. The minimum size of the drain holes shall be 0.25 inch. 3.3.2 Markings. All external devices which require an operational or maintenance interface shall be marked in accordance with MIL-STD-130. Markings shall be applied with decals and shall be 1-inch high block letters unless prohi
27、bited by the available space. In such cases, the markings shall be the largest size possible, but shall not be less than 1/2-inch high. Markings, Information/Caution shall be Lusterless Black, Color Number 37038 of FED-STD-595, and Markings, Warning/Danger shall be Lusterless Red, Color Number 31136
28、 of FED-STD-595. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32390 6 3.3.3 Identification plates. An identification plate in accordance with MIL-STD-130 shall be securely attached to the PCRS in a readily accessible location. The identifi
29、cation plate shall contain the following information: nomenclature, part number, serial number, date of manufacture, manufacturers name, Commercial and Government Entity (CAGE) code, date of warranty expiration, and National Stock Number (NSN). The PCRS and any of its components for which the Govern
30、ments unit cost is more than $5,000, is serially managed, or the procuring agency determines is mission essential, shall have Unique Identification (UID) (also known as Item Unique Identification (IUID) information permanently affixed on or near the respective identification plate(s), marked in acco
31、rdance with MIL-STD-130. UID information shall be included as both a bar code and human readable markings. 3.3.4 Safety. 3.3.4.1 System safety. The design of the PCRS shall not contain any system safety mishap risk categories greater than medium as defined in Table A-IV of MIL-STD-882. 3.3.4.2 Compo
32、nent protection. All space in which work is performed during operation, service, and maintenance shall be free of hazardous protrusions, sharp edges, or other features which may cause injury to personnel. All rotating and reciprocating parts and all parts subject to high operational temperatures or
33、subject to being electrically energized, that are of such nature or so located as to be hazardous to personnel, shall be guarded or insulated to eliminate the hazard. 3.3.4.3 Foreign object damage (FOD). All loose metal parts, such as pins or connector covers, shall be securely attached to the PCRS
34、with wire ropes or chains. “Dog tag“ style beaded chains shall not be provided. Removable panels, if provided, shall be attached with captive fasteners. Tire valve stem caps shall be made of plastic. 3.3.4.4 Electrostatic discharge (ESD). The design of the PCRS shall preclude equipment damage due to
35、 ESD, protect personnel from electrical shock due to static charging, and prevent ignition of explosive atmospheres due to sparking. 3.3.5 Electromagnetic interference (EMI). The PCRS shall be in accordance with the following radiated emission and susceptibility requirements of MIL-STD-461: RE102 an
36、d RS103. 3.3.6 Human engineering. The PCRS shall be designed in accordance with MIL-STD-1472 for ease of operation, inspection, and maintenance, including the use of arctic mittens and Mission-Oriented Protective Posture (MOPP) Level 4 Chemical Warfare Gear. 3.3.7 Fastening devices. All screws, bolt
37、s, nuts, pins, and other fastening devices shall be properly designed, manufactured, and installed with adequate means of preventing loss of torque or adjustment. Cotter pins, lock washers, or nylon patches shall not be used for this purpose, except for the attachment of trim items or as provided in
38、 commercial components. Tapped threads shall have a minimum thread engagement in accordance with Table I. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32390 7 TABLE I. Minimum thread engagement. Material Minimum Thread Engagement Steel 1.0
39、 times the nominal fastener diameter Cast iron, brass, or bronze 1.5 times the nominal fastener diameter Aluminum, zinc, or plastic 2.0 times the nominal fastener diameter 3.3.8 Welders and welding. All welders shall be certified to weld in accordance with AWS D1.1 and AWS D1.2, or an internationall
40、y equivalent welding standard (to be approved by the Government), as applicable. The contractor shall make available to the Government certifications for all welders being utilized on the PCRS. Welding procedures and all welding on the PCRS shall be in accordance with AWS D1.1 and AWS D1.2, or an in
41、ternationally equivalent welding standard (to be approved by the Government), as applicable. The surface parts to be welded shall be free from rust, scale, paint, grease, and other foreign matter. Welds shall be of sufficient size and shape to develop the full strength of the welded parts. Welds sha
42、ll transmit stress without cracking or permanent distortion when the parts connected by the welds are subjected to test, proof, and service loadings. 3.3.9 Service life. The PCRS shall be designed for a minimum service life of 15 years, considering, at a minimum, all conditions specified herein. 3.4
43、 Environmental conditions. 3.4.1 Operating temperature range. The PCRS shall be capable of operating in ambient temperatures ranging from -40F to 140F, with wind conditions continuously at 45 knots. This requirement shall be met without requiring secondary-type support (for example, use of deicing f
44、luid, use of snow plow equipment, human intervention or support, and so forth). Within this temperature range, the PCRS shall not fail to operate in accordance with specifications herein. Additionally, under no circumstance shall the pendant cable freeze to any portion of the PCRS. 3.4.2 Precipitati
45、on. 3.4.2.1 Rain. The PCRS shall be capable of storage and operation during rainfall of 5-inches per hour for three consecutive hours and 10-inches per hour for 10 consecutive minutes, with winds of up to 35 knots; and with 6-inches of rain per hour impinging on the PCRS at angles from vertical to 4
46、5. 3.4.3 Solar radiation. The PCRS shall not be adversely affected by full time exposure to solar radiation, such as those conditions encountered in desert environments. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32390 8 3.4.4 Fungus. Al
47、l materials used in the PCRS shall be fungus resistant or shall be suitably treated to resist fungus. Materials treated for fungus resistance shall retain their original electronic and physical properties, shall not present toxic hazards, and treatment shall last for the entire service life of the p
48、art. The PCRS shall be suitable for operation and storage in conditions encountered in a tropical environment. 3.4.5 Salt fog. The PCRS shall be capable of storage and operation in high temperature, high humidity, salt laden, sea coast environments without damage or deterioration of performance. 3.4
49、.6 Sand and dust. The PCRS shall be capable of storage and operation during exposure to wind-blown sand or dust without damage or deterioration of performance. 3.5 Transportability. 3.5.1 Surface transportability. The PCRS shall be transportable via all modes of surface shipment (highway, rail, and water) in accordance with MIL-STD-1366, and shall be capable of withstanding the mechanical
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