1、 Comments, suggestions, or questions on this document should be addressed to U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center, ATTN: RDTA-EN/STND/TRANS MS #268, 6501 E. 11 Mile Road, Warren, MI 48397-5000 or emailed to DAMI_STANDARDIZATIONconus.army.mil. Since contact i
2、nformation 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 4610 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. INCH-POUND MIL-PRF-53015B 7 October 2011 SUPERSED
3、ING MIL-PRF-53015A 01 February 1999 PERFORMANCE SPECIFICATION DISPLACEMENT AND EVACUATION KIT, COLLAPSIBLE HOSELINE This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers a displacement and evacuation kit con
4、taining items necessary to remove liquid and air from sections of 6-inch or 4-inch collapsible hoseline. 1.2 Classification. The collapsible hoseline displacement and evacuation kits will conform to the following types and styles (see 6.2). 1.2.1 Types. The types of displacement and evacuation kits
5、are as follows: Type I - Displacement and evacuation kit for 6-inch collapsible hoseline. Type II - Displacement and evacuation kit for 4-inch collapsible hoseline. 1.2.2 Styles. The styles of displacement and evacuation kits are as follows: Style A - Double groove and cam-locking end connections. S
6、tyle B - Cam-locking end connections only. Style C - Double groove, cam-locking, and MIL-C-24356 end connections. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-53015B 2 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this secti
7、on 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 made to ensure the completeness of this list, document users are
8、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 following specifications, standards, and handbooks form a part of th
9、is document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract (see 6.2). COMMERCIAL ITEM DESCRIPTIONS A-A-52592 - Pipe Fittings: One or More Ends Grooved DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-PRF-370 - Hose an
10、d Hose Assemblies, Nonmetallic: Elastomeric, Liquid Fuel MIL-PRF-53013 - Repair Kit, 6-Inch Hose-Line MIL-PRF-52343 - Repair Kit, Hoseline (Copies of these documents are available from Document Automation and Production Service, Building 4/D, 700 Robbins Avenue, Philadelphia, PA 19111-5094 or websit
11、e: https:/assist.daps.dla.mil/quicksearch/.) 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 t
12、hose cited in the solicitation or contract. DRAWINGS ARMY 57K6071 Displacement and Evacuation Kit (Copies of these drawings are available from DAMI_STANDARDIZATIONconus.army.mil or U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center, ATTN: RDTA-EN/STND/TRANS MS #268, 6501
13、E. 11 Mile Road, Warren, MI 48397-5000.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-53015B 3 2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified
14、, the issues of these documents are those cited in the solicitation or contract (see 6.2). AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) ASME B1.20.1 - Pipe Threads, General Purpose (inch) (Copies of these documents are available online at http:/www.asme.org or from American Society of Mechanical
15、Engineers, Orders/Inquiries, P.O. Box 2300, Fairfield, NJ 07007-2300.) 2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this
16、document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Description. The displacement and evacuation kit shall provide the components necessary to use air pressure to displace liquid from sections of 4-inch or 6-inch hoseline,
17、and to evacuate and collapse the empty hoseline sections. 3.1.1 Construction. The kit furnished under this specification shall be in accordance with the applicable drawing (57K6071) or as specified by the contracting authority. The drawings forming a part of this specification are end product drawin
18、gs. 3.2 First article. When specified (see 6.2), a sample shall be subjected to first article inspection in accordance with 4.2. 3.3 Operating requirements. 3.3.1 Kit components. Kit components and quantities shall be in accordance with drawing 57K6071. 3.3.2 Ejector. The ejector (also known as a je
19、t pump, eductor, or siphon) shall have the capability of creating a minimum vacuum of 20 inches of mercury, when propelled by compressed air at 80 pounds per square inch (psi), at 110 cubic feet per minute (cfm). The ejector shall have universal, twist-lock, claw, hose couplings installed on the suc
20、tion and air inlet connections. 3.3.3 Displacement ball. The displacement ball shall be a solid sphere. The ball material shall have a density of not less than 5 lb./cu ft, and be capable of reducing to approximately 80of its original size under a pressure of 80 psi with a volume of 110 cfm. Unless
21、another equally effective material is available, the ball shall be made from open cell isocynate-terminated polyester polyurethane foam, and be coated with a polyurethane elastomeric filament, Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-5
22、3015B 4 0.03120.0156 inches thick, in a crisscross pattern, leaving approximately 15of the cellular material exposed. 3.3.3.1 Size and weight. The displacement ball shall conform to the following size and weight requirements: Type I Type II Bare foam size (in.) 6.29 nominal 4.46 nominal Finished siz
23、e (in.) 6.430.11 4.600.11 Weight (lb.) 0.37 0.14 3.3.4 Ball inlet assembly. The type I ball inlet assembly shall consist of a quick disconnect, grooved-end pipe connecting clamp, grooved-end pipe cap, and pneumatic hose coupling. The type II ball inlet assembly shall consist of a 4-inch pipe couplin
24、g in accordance with A-A-52592, and a universal, twist-lock, claw hose coupling. 3.3.4.1 Quick make and break, grooved-end pipe, connecting clamp. The type I pipe connecting clamp component shall require no tools for closure and shall allow the quick make or break of a joint. The clamp shall ensure
25、the proper closure, sealing, and secure attachment of a 6-inch pipe with a grooved-end in accordance with A-A-52592. The clamp shall secure the grooved-end pipe cap to the pipe, to withstand a minimum pressure of 300 psi. 3.3.4.2 Grooved-end pipe cap / pneumatic hose coupling. For type I kits, a 6-i
26、nch pipe cap, in accordance with A-A-52592, shall be modified to accept a 1-inch, universal, twist-lock, claw hose coupling. The hose coupling shall be installed so that the claw portion faces outward when the ball inlet assembly is connected to the hoseline. 3.3.4.3 Pipe coupling. The type II pipe
27、coupling shall consist of a section of 4-inch pipe approximately 6.00 inches in length, with one end grooved in accordance with A-A-52592. The other end of the coupling shall be sealed, or capped, to withstand a pressure of 300 psi. The seal or cap shall be modified to accept a 0.75-inch, universal,
28、 twist-lock, claw hose coupling. The hose coupling shall be installed so the claw portion faces outward when the ball inlet assembly is connected to the hoseline. 3.3.5 Ball receiver assembly. The ball receiver assembly shall consist of two pipe fitting reducers, in accordance with A-A-52592; 8-inch
29、 to 6-inch for type I, and 6-inch to 4-inch for type II. One reducer of each pair shall be modified to stop the displacement ball when it reaches the receiver, without restricting fluid or air flow. The modification shall be sufficient to withstand repeated strikes by the ball, without deformation o
30、r fracture over the life of the ball receiver assembly. The larger diameters of the reducer pair shall be permanently joined together. 3.3.6 Pipe connecting clamp. Eight boltless, pipe connecting clamps, with gaskets, shall be provided for joining grooved-end pipe in accordance with A-A-52592. The c
31、lamps shall provide a secure, tamper-resistant, low profile joint. The pipe connecting clamp shall be 6-inch for type I and 4-inch for type II. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-53015B 5 3.3.7 Grooved-end pipe cap. The grooved-e
32、nd pipe caps in accordance with A-A-52592 shall be a 6-inch size for the type I kit, and 4-inch for the type II kit. 3.3.8 Performance requirements. When properly installed and operating from a compressed air source of 80 psi at 110 cfm, the displacement of liquid in a 1000 foot section of hoseline
33、shall be completed within 30 minutes for a type I kit, and 15 minutes for a type II kit (see 4.5.1.1). The evacuation and collapse of a 1000 foot section of hoseline shall be completed within 30 minutes for a type I kit and 15 minutes for a type II kit (see 4.5.1.2). The displacement and evacuation
34、of the hoseline shall be completed without damage or degradation of hoseline components. 3.4 Environmental. 3.4.1 Storage. The components of the kit shall withstand storage at temperature extremes of -45 F to 165 F, at any relative humidity (see 4.5.2). 3.4.2 Operation. The components of the kit sha
35、ll be capable of operating, as specified herein, at any temperature between 25 F and 120 F, at any relative humidity (see 4.5.2). 3.5 Interface. The kits shall be capable of interfacing and functioning with hoselines in accordance with MIL-PRF-370 (see 3.6.3). 3.6 Sustainment. 3.6.1 Chest. A rugged,
36、 lightweight chest capable of containing all kit components shall be provided. The chest shall not exceed 22.00 inches in height and have a cover, cover securing devices, and handles capable of supporting the chest with all components. The placement and quantity of handles shall be consistent with a
37、n individual lift capability of 40 pounds. The chest shall have bins, cradles, or blocking for the kit components, to prevent uncontrolled movement or damage, and a reasonably balanced weight distribution for handling. 3.6.1.1 Chest color. The external finish color shall be as specified (see 6.2). 3
38、.6.1.2 Identification marking. Kit identification markings shall be applied to the external surface of the chest as specified (see 6.2). A plan indicating component placement within the chest shall be secured to the inside of the chest cover, visible to the operator. 3.6.2 Materials. The contractor
39、shall select materials capable of meeting all the operational requirements, in any of the environmental conditions, specified herein. Pipe and pipe fittings shall be of a single durable, rigid, lightweight, corrosion resistant, non-magnetic material, with a minimum tensile strength of 30,000 psi, su
40、itable to the application and compatible with aluminum. The components incorporated into the kit may be newly fabricated from recovered materials to the maximum extent practicable, provided they meet all other requirements of this specification. Used, rebuilt, or remanufactured components shall not
41、be incorporated into the kit. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-53015B 6 3.6.2.1 Dissimilar metals. Dissimilar metals shall not be used in intimate contact without suitable protection to prevent galvanic corrosion. 3.6.3 Governm
42、ent loaned property. Unless otherwise specified (see 6.2), the following property, in the quantities indicated, will be loaned or made available by the Government at a location specified by the contracting officer (see 6.4). Government loaned property for type I kit test Quantity a. Hoseline, collap
43、sible, high pressure, 6-inch by 500 feet, (MIL-PRF-370) 3 b. Hose clamps, (part of MIL-PRF-53013) 3 Government loaned property for type II kit test Quantity a. Hoseline, collapsible, high pressure, 4-inch by 500 feet, (MIL-PRF-370) 3 b. Hose clamps, (part of MIL-PRF-52343) 3 4. VERIFICATION 4.1 Clas
44、sification of inspection. The inspection requirements specified herein are classified as follows: a. First article inspection (see 4.2). b. Conformance inspection (see 4.3). 4.2 First article inspection. The first article inspection shall be performed on a minimum of one complete kit (see 3.2 and 6.
45、2). This inspection shall include the examinations of 4.4 and the tests of 4.5. Nonconformance to any specified requirement, the failure of any test, or the presence of one or more defects shall be cause for rejection. 4.3 Conformance inspection. The conformance inspection, performed on all producti
46、on kits, shall include the identified examinations of 4.4. Nonconformance to any specified requirement or the presence of one or more defects shall be cause for rejection. 4.4 Examination. The type I and type II hoseline displacement and evacuation kits shall be examined for defects as specified in
47、table II. Presence of one or more defects shall be cause for rejection. 4.5 Tests. 4.5.1 Functional test. For testing, a government furnished 1500-foot hoseline assembly (three 500 foot sections with hose clamps) shall be laid out with the discharge end at a slightly higher elevation than the inlet.
48、 The layout shall provide a hydrostatic head of two feet, minimum, for the displacement procedure. The inlet of the hoseline assembly shall be sealed with a pipe cap, and filled with water from the discharge end. Three hose clamps shall be installed and tightened at the following positions: Provided
49、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-53015B 7 a. At a point two feet downstream from the inlet cap. b. At a point 1000 feet downstream, before the hoseline joint. c. At a point 1000 feet downstream, after the hoseline joint. TABLE II. Examination. Exam First article Conf. Defect Ref. para. Method of examination 101 X X Kit components not as sp
