1、MIL-H-522b2E 47 W 999990b 0493027 L W -. I INCH- POUND 1 9 MIL-H-S2262E(ME) 30 September 1991 SUPERSEDING MIL-H-52262D(ME) 19 August 1983 MILITARY SPECIFICATION HOSE ASSEMBLY, ELASTOMERIC: LIGHTWEIGHT, COLLAPSIBLE, 4-INCH This specification is approved for use by the USA Belvoir Research, Developmen
2、t and Engineering Center, Department of the Army, and is available for use by all Departments and Agencies of the Department of Defense, 1. SCOPE 1.1 Scope. This specification covers a 4-inch, lightweight, collapsible elastomeric hose assembly and flaking box assembly. 2. ASPLICABLE DOCUMENTS 2.1 Go
3、vernment documents. 2.1.1 Specifications and standards. The following specifications and . standards form a part of this document to the extent specified herein. otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and
4、Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). Unless Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: USA Belvoir Research, Development, and Engineering Center,
5、ATTN: STRBE-TSE, Fort Belvoir, VA 22060-5606 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 4720 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for Resale
6、No reproduction or networking permitted without license from IHS-,-,-L MIL-H-52262E(ME) SPECIFICATIONS MILITARY MIL- C- 104 MIL-T-704 MIL-C-3774 MIL-C-10387 STANDARDS FEDERAL FED-STD-162 FED-STD-595 MI LI TARY MIL-STD-105 MIL-STD-129 MIL-STD-1186 (Unless otherwise - Crates, Wood; Lumber and Plywood
7、Sheathed, Nailed and - - Crates, Wood; Open 12,000- and 16,000-Pound Capacity. - Couplings, Clamp, Pipe: with Bolts and Synthetic- Bolted, Treatment and Painting of Materiel. Rubber Gaskets for Grooved-End Pipe. - Hose, Rubber, Visi 1 Insp tion Gi id for. - -Colors Used in Government Procurement. -
8、- - Cushioning, Anchoring, Bracing, Blocking and Sampling Procedures and Tables for Inspection by Attributes, Marking for Shipment and Storage. Waterproofing; with Appropriate Test Methods. indicated, copies of federal and military specifications, are available from the Standardization Documents Ord
9、er Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5014.) 2.1.2 Government drawings. The following Government drawings form a part of this document to the extent specified herein, the issues are those cited in the solicitation. Unless otherwise specified, DRAWINGS ME 1320035940 - Four
10、Inch Collapsible Hose Flaking Box Assembly. 1322833519 - Adapter, Hose to Hose, Mender, 4 Inch Bolt-on Type, (Copies of drawings required by contractors in connection with specific acquisition functions should be obtained from the USA Belvoir Research, Development and Engineering Center, ATTN: STRBE
11、-FSH, Fort Belvoir, VA 22060- 5606. ) 2.2 Non-Government rmblications. The following document(s) form a part of this document to the extent specified 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 solicit
12、ation. Unless otherwise specified, the issues 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-H-522bZE 47 7 of documents not listed in the the solicitation (see 6.2). AMERICAN SOCIETY FOR TESTING 999990b 0493029 5 9 MIL-H-52262E(ME) DODISS are
13、the issues AND MATERIALS (ASTM) of the documents cited in ll 380 - D 381 - D 412 - D 413 - D 471 - D 518 - D 1149 - D 3389 - Rubber Hose. Existent Gum in Fuels by Jet Evaporation. Rubber Properties in Tension. Rubber Property - Adhesion to Flexible Substrate. Rubber Property - Effect in Liquids. Rub
14、ber Deterioration - Surface Cracking. Rubber Deterioration-Surface Ozone Cracking in a Chamber. Coated Fabrics Abrasion Resistance (Rotary Platform, Double-Head Abrader). (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA
15、 19103.) NATIONAL MOTOR FREIGHT TRAFFIC ASSOCIATION INC., AGENT National Motor Freight Classification Rules. (Application for copies should be addressed to the American Trucking Association, Inc., ATTN: Traffic Order Section, 2200 Mill Road, Alexandria, VA 22314.) UNIFORM CLASSIFICATION COMMITTEE AG
16、ENT Uniform Freight Classification Rules. (Application for copies should be addressed to the Uniform Classification Committee, ATTN: Tariff Publishing Officer, Room 1106, 222 South Riverside Plaza, Chicago, IL 60606.) (Non-Government standards and other publications are normally available from the o
17、rganizations that prepare or distribute the document. also may be available in or through libraries or other informational services. ) These documents 2.3 Order of mecedence. In the event of a conflict between the text of this document and the references cited herein the text of this document takes
18、precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3 1. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 MIL-H-52262E 47 W 9999906 0493030 L 3. REQUIREMENTS 3.1 De
19、scription. The hose assembly shall consist of one hose to hose mender adapter, two gaskets, two pipe clamp couplings, two hoses, one swivel joint and two hose coupling adapters, packed in a flaking box assembly as shown in figure 1 or figure 2. 3.1.1 Drawings. The drawings forming a part of this spe
20、cification are end product drawings. No deviations from the prescribed dimensions or tolerances are permissible without prior approval of the contracting officer, tolerances could cumulatively result in incorrect fits, the contractor shall provide tolerances within those prescribed on the drawings t
21、o insure correct fit, assembly, and operating of the hose assembly. Any data (e.g., shop drawings, layouts, flow sheets, processing procedures, etc.) prepared by the contractor or obtained from a vendor to support fabrication and manufacture of the production item shall be made available, upon reque
22、st, for inspection by the contracting officer or the designated representative. Where 3.2 First article. Unless otherwise specified (see 6.2), a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.3. 3.3 Materials. Materials shall be as specified herein and on the dr
23、awings. Materials not specified shall be selected by the contractor, and shall be subject to all provisions of. this specification. 3.3.1 Material deterioration prevention and control. The hose assemblies shall be fabricated from materials, resistant or treated to provide protection against the vari
24、ous forms of deterioration that may be encountered in any of the applicable operating and storage environments to which the hose may be exposed. The hose assembly shall be suitable for fuel service at least for a period of 1 year after storage for 5 years in the flaking box assembly shown in figure
25、1 or figure 2. 3.3.1.1 Identification of materials and finishes. The contractor shall identify the specific material, material finish or treatment for use with component and subcomponent, and shall make information available upon request to the contracting officer or designated representative. 3.4 D
26、esign. The hose assembly shall consist of two 500 foot hose sections (see 3.4.1) connected together with a hose to hose mender adapter (see 3.4.2) to form a continuous 1000 foot length. Both ends of the connected 1000 foot length hose section shall be fitted with a hose coupling adapter (see 3.4.3).
27、 A swivel joint with grooved ends (see 3.4.4) shall be attached to one end of the hose assembly with a pipe clamp coupling (3.4.6) and a pipe clamp coupling (see 3.4.6) shall be furnished at the other end, This assembly shall be . packed in a flaking box assembly (see 3.4.5) as shown in figure 1 or
28、figure 2. The hose shall have no twist when flaked in the box. 4 I I 1 l I I l I l I l I 1 1 I I I I I I I 1 i I I 1 1 1 I 1 1 1 1 i I I I I 1 1 1 I 1 1 I I I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 MIL-H-52262E 47 7779906 0473033 3 I 7 MIL
29、-H-52262E(ME) 3.4.1 Hose. The hose shall consist of an inner tube, one or more plies of Unless otherwise reinforcement material, and a protective cover. their adjacent layers so as to produce a unified hose wall. specified (see 6.2), the color of the hose shall approximate lusterless tan 686, color
30、chip number 33446, as shown in FED-STD-595. All layers shall be bonded to 3.4.1.1 Tube. The material for the tube shall be resistant to diesel fuels and jet fuels, 3.4.1,2 Cover. The cover shall be an elastomeric compound which is resistant to diesel fuels, jet fuels, automotive gasolines, and water
31、. Elastomeric compound shall be formulated such that hose is antidegradation to the attacks of ozone and sunlight. 3.4.1.3 Reinforcement material. The reinforcement material shall consist of a high-strength synthetic fabric, evenly and firmly fabricated, free from dirt, knots, lumps, irregularities
32、of twist, or other defects, 3.4.1.4 Dimensions and weipht. The hose shall have an inside diameter of 4 inches I0.062 inch. Unless otherwise specified (see 6.2), the length of each hose section including the two hose coupling adapters shall be 500 I5 feet, tested as specified in 4.5.2.2.1. The minimu
33、m wall thickness shall be at least 0,100 inch, The weight of the hose shall not exceed 1.5 pounds per linear foot when 3.4.1.5 Friction loss. The friction loss shall not exceed 5.0 pounds per square inch (psi) per 100 feetwhen tested as specified in 4.5.2.2.2. 3.4.1.6 Piaaing. The hose assembly shal
34、l be capable of passing a nominal 4 inch diameter polyurethane pig when tested as specified in 4.5.2.2.3. 3.4.2 Hose .to hose mender adaRter. Each 1000 foot hose assembly shall be connected together in the middle with a hose to hose mender adapter conforming to drawing 1322833519. 3.4.3 Hose couplin
35、n adapter. Each end of each connected 1000 foot hose section shall be equipped with an aluminum hose coupling adapter conforming to 32142/CPL-4SG-RC (Hydrasearch), 79154/style 470 for 4 inch nominal size (Victaulic) or equal. 3.4.4 Swivel ioint. Each hose assembly shall be furnished with a straight-
36、 through, aluminum, swivel joint with grooved ends conforming to figure 3. The torque required to rotate the swivel joint shall not exceed 8 foot-pounds of torque at 70 I3 OF when tested as specified in 4.5.2.2.4. 3.4.5 Flaking box assembly. The flaking box assembly shall be in accordance with drawi
37、ng 1320035940. cleaned, treated, and painted in accordance with MIL-T-704, type C, color lusterless tan 686. All plastic parts shall have coloring mixed into the The flaking box assembly shall be Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-F- MIL
38、-H-522b2E 47 9999906 0493032 5 M. - plastic so that color is integral with the formulation for the plastic, Color of the plastic shall be as close as possible to tan 686. 3.4.5.1 Proof load. The completed flaking box assembly shall show no permanent deformation of the bottom or any crack of the area
39、s adjacent to the lifting and tie-down provisions when subjected to a minimum load of 6000 pounds when tested as specified in 4.5.2.6. 3.4.6 Pipe clamp coupling. Each hose assembly (see 3.4) shall be furnished with 2 pipe clamp couplings, conforming to MIL-C-10387, including all necessary gaskets su
40、itable for 4 inch nominal pipe size and fuel service. 3.5 Physical properties. 3.5.1 Adhesion. *y 3.5.1.1 Original adhesion. The original adhesion between tube and plies, between the plies, and between the cover and the plies, shall be not less than or twist, either right or left, by more than one h
41、alf turn per hose section when tested as specified in 4.5.2.5. 3.6 Workmanship. The hose assemblies shall conform to the quality requirements specified in FED-STD-162 for Class B hoses including the “reclassified critical“ provision of paragraph S2. shall contain no pits, lumps, cuts, nicks, bruises
42、, blisters, or sharp edges, and shall be clean and smooth. uniform thickness. free from knots and irregularities of twist or weave and thoroughly impregnated with tube or cover material. fromany other workmanship deficiencies that could impair the function or serviceability of the hose or couplings
43、in its intended use. The hose assemblies Each layer of hose material shall be of All hose reinforcement shall be evenly and firmly applied, Each hose assembly shall be free o 3.7 Identification marking. The hose shall be identified with a label in contrast to the hose background color. The letters s
44、hall be not less than 0.18-inch high. life of the hose and shall not be adversely affected by handling, bending, water, fuel, sunlight or ozone. Each hose assembly shall have at approximately 50-foot intervals the following information: The label shall remain clear, distinct and legible for the Hose
45、 Assembly, Elastomeric, Lightweight, Collapsible, 4-Inch Date of manufacture (quarter and year) Contract or order number Manufacturers name and trademark Handling, bending, fuel or environmental effects shall not adversely affect these markings. 7 Provided by IHSNot for ResaleNo reproduction or netw
46、orking permitted without license from IHS-,-,-MIL-H-522bZE 47 999990b 0493034 9 M MIL-H-52262E(ME) 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requ
47、irements (examinations and tests) as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Gover
48、nment reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements. 4.1.1 Responsibilitv for compliance. All items shall meet all requirements of sections 3 and 5. Th
49、e inspection set forth in this specification shall become a part of the contractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the contractor of the responsibility of ensuring that all products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling inspection, as part of manufacturing operations, is a
