1、MIL-C-2417bA 47 7779706 0246779 - /J-/3 I INCH-POUND I MIL-C -241968 (SH) 13 January 1988 SUPERSEDING MIL-G-24196(SHIPS) 4 April 1966 (See 6.8) MILITARY SPECIFICATION CLEANING SYSTEM, ULTRASONIC This specification is approved for use within the Naval Sea Systems Command, Department of the Navy, and
2、is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE i. i Scope. This specification covers ultrasonic cleaning systems. The systems are electrically powered with equipment and accessories as specified herein. 1.2 Classification. The cleaning system covered by t
3、his specification shall be of the size and capacity shown in tables I and II, as specified (see 6.2.1). TABLE I. Classif System size Tank capacity, gallons, nominal 1 2 3 4 Special 1.5 5 12 25 As specified ication. Root mean square (rms) minimum, average, watts output continuous 500 1000 2000 3000 A
4、s specified Beneficial comments (recommendations, additions, deletions) and any fiertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 5523, Department of the Navy, Washington, DC 20362-5101 by using the self-addressed Standar
5、dization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter THIS DOCUMENT CONTAINS !q PAGES: AMSC NIA FSC 4940 DISTRIBUTION STATEMENT A Approved for public rhle-e; distribution unlimited Provided by IHSNot for ResaleNo reproduction or networking permitted
6、 without license from IHS-,-,-MIL-C-24L76A 47 7979906 0246780 4 MIL-C-24196A(SH) TABLE II. Cleaning and rinsing tanks dimensions and capacity. Systems size2 r Internal working dimensions 4 9 14 18 25 Length Width 66 9 12 18 -4 Depth (liquid) 5 9 10 12 Dimensions shall be within plus. or minus 1/4 in
7、ch. Special size, dimensions to be as specified. 1.3 Requirements for cleaning systems of a size and capacity not shown in tables I and II shall be designated “special“. shall be fully described, as specified (see 6.2.1). Deviations or modifications 2. APPLICABLE DOCUMENTS . 2.1 Government documents
8、. + 2.1.1 Specifications, standards and handbooks. The following specifica- L-ms, standards and handbooks form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index
9、of Speci- fications and Standards (DoDISS) and supplement thereto, cited in the solicita- tion. SPECIFICATIONS FEDERAL PPP-F-320 - Fiberboard, Corrugated and Solid, Sheet Stock (Container Grade) and Cut Shapes. MI LI TARY MIL-P-116 MIL- S - 9 O 1 MIL-E -9 17 MIL-C-2212 MIL-E-5007 MIL-E - 16400 MIL-D
10、- 1679 1 MIL-B-17931 MIL-L-19140 - Preservation, Methods of. - Shock Tests, H.I. (High-Impact); Shipboard Machinery, Equipment and Systems, Requirements for. - Electric Power Equipment, Basic Requirements (Naval Shipboard Use). - Controllers, Electric Motor A.C. or D.C. and Associated Switching Devi
11、ces. - Engines, Aircraft, Turbojet and Turbofan, General Specification for. - Electronic, Interior Communication and Naviga- tion Equipment, Naval Ship and Shore: General Specification for. - Detergents, General Purpose (Liquid, Nonlonic). - Bearings, Ball, Annular, for Quiet Operation. - Lumber and
12、 Plywood, Fire-Retardant Treated. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MILITARY (Continued) MIL-T-20168 - - MIL-H-22577 - MIL-T-24107 - STANDARDS MILITARY MIL-STD-130- - MIL-STD-167-1 - MIL-STD-202 - MIL-STD-454 - MIL-STD-461 - MIL-STD-4
13、70 - MIL-STD-740-1 - MIL-STD-740-2 - MIL-STD-781 - MIL-STD-2073-1- HANDBOOKS MILITARY MIL-HDBK-217 - MIL-HDBK-472 - Tubes, Brass (Red Brass), Seamless. Heating Elements, Electrical: Cartridge, Strip Tube, Copper, (Seamless). and Tubular Type. Identification Marking of US iilitary Property. Mechanica
14、l Vibrations of Shipboard Equipment (Type I - Environmental and Type II - Internally Excited). Component Parts. Equipment. Test Methods for Electronic and Electrical Standard General Requirements for Electronic Electromagnetic Emission and Susceptibility Requirements for the Control of - Electromagn
15、etic Interference. Maintainability Program for Systems and Equip- ment. Airborne Sound Measurements and Acceptance Criteria of Shipboard Equipment. Structureborne Vibratory Acceleration Measurements and Acceptance Criteria of Shipboard Equipment. Reliability Design Qualification and Production Accep
16、tance Tests: Exponential Distribution. DoD Materiel Procedures for Development and Application of Packaging Requirements. Reliability Prediction of Electronic Equipment. Maintainability Prediction. (Copies of specifications, standards and handbooks required by contractors in connection with specific
17、 acquisition functions should be obtained from the contracting activity or as directed by the contracting activity.) 2.2 Other publications. The following documents form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD
18、 adopted shall be those listed in the issue of the DoDISS specified in the solicitation. the issues of documents not listed in the DoDISS shall be the issue of the nongovernment documents which is current on the date of the solicitation. Unless otherwise specified, AMERICAN SOCIETY FOR TESTING AND M
19、ATERIALS (ASTM) D 3951 - Standard Practice for Commercial Packaging. (DoD adopted) 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-2417bA 47 77777Ob 024b782 B a (Application for copies should be addressed to the American Society for Testing a
20、nd blaterials, 1916 Race Street, Philadelphia, PA 19103.) AIRCRAFT POROUS MEDIA, INC. Field Service Report No. 1OC - Evaluating Effectiveness of Filter Element Cleaning Methods. (Application for copies should be addressed to the Aircraft Porous Media, Inc., 32 Sea Cliff Ave., Glen Cove, New York, NY
21、 11542.) (Nongovernment standards and other publications are normally available from the organizations which prepare or which distribute the documents. These documents also may be available in or through libraries or other informational services.) 2.3 Order of precedence. In the event of a conflict
22、between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations un
23、less a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified in the contract or purchase order, a sample shall be subjected to first article inspection (see 4.3 and 6.3). 3.2 Construction. The cleaning system shall remove contaminants from service dirtied air filter
24、s, electrostatic precipitator cells, lube-oil and hydraulic system filters, valves and other components within its capacity. The system shall consist of an ultrasonic generator, transducers, cleaning tank, rinse tank, recirculating system, cabinets and controls. The recirculating system shall incorp
25、orate a filter, heater, and pump. Means shall be provided to control and adjust cleaning solution temperature. be provided (see 3.2.5). solutions and water rinsing, System components requiring maintenance or replacement shall be readily accessible from the top or front of the unit or cabinet. The eq
26、uipment shall be constructed of parts that are new, without defects, and free of repair. The equipment shall be complete so that when connected to the specified utilities, it can be used or any operation for which it is being acquired. A safety thermostat shall also The system shall be for use with
27、aqueous detergent 3.2.1 Cleaning. The system shall meet the cleaning tests as specified (see 4.6.4, 4.6.5, and 4.6.6). 3.2.2 Inclination. The system shall be so constructed that inclination of the equipment of 30 degrees in any direction shall not affect operation or cause spillage of the cleaning s
28、olution from the tank. shall be indicated by a permanent mark or controlled by an overflow outlet. Liquid fill limit 3.2.3 Submarine hatch access. When specified for submarine installation (see 6.2.1), the components of the system shall be of such size or construction 4 Provided by IHSNot for Resale
29、No reproduction or networking permitted without license from IHS-,-,- NIL-C-2V17bA 49 = 3799906 0246783 T MIL - C - 24 19 6A ( SH) that they can be passed through a circular submarine hatch. Size restriction shall be as specified (see 6.2.1). If the component is too large for this pass- age, it shal
30、l be possible to take it apart, pass the parts through the hatch, and reassemble the system in the submarine. be under the supervision of a contractors representative. If necessary, this assembly shall 3.2.4 Noise .limitations (airborne). Unless otherwise specified (see 6.2.1), airborne noise requir
31、ements shall be in accordance with the measurement and acceptance criteria for grade designation B as,specified in PiIL-STD-740-1. Airborne noise shall be limited to 75 decibels. 3.2.4.1 Noise limitations (structureborne). Unless otherwise specified (see 6.2.1), the equipment shall be provided with
32、mounting holes and borne noise requirements shall be in accordance with MIL-STD-740-2. . hardware compatible with sound isolation mounts (Navy type 7E450). Structure- 3.2.5 Safety devices. The system shall be fitted with safety devices, covers or doors complete with electrical interlocks for all par
33、ts that present safety hazards as specified in MIL-E-16400. constructed to provide access. trical power source). Interlocks and guards shall be The system shall be grounded (excluding elec- 3.2.6 Bearings. Bearings shall be af a sealed type in accordance with MIL-B-17931. 3.2.7 Interchangeability. I
34、n no case shall parts be physically inter- changeable or reversible unless such parts are also interchangeable or reversible with regard to function, performance and strength. 3.2.8 Maintainability. The equipment shall be constructed to permit main- tenance personnel to easily and effectively servic
35、e the equipment using a minimal number of tools. . 3.3 Castings and forgings. Castings and forgings shall be free from . defects, scale and mismatching. Processes such as welding, peening, plugging, or filling with cold solders or metallic pastes shall not be used on castings or forgings for reclaim
36、ing any parts of the equipment. 3.3.1 Welding, brazing or soldering. Welding, brazing or soldering shall be employed only where those operations are included in fabrication of the original construction. for defective parts. These operations shall not be employed as repair measures 3.3.2 Soldering. S
37、older connections shall show evidence of good bonding in metal-to-metal contact. Cold solder joints, incomplete joining of solder and metal, excess or insufficient solder or damaged insulation shall be considered sufficient reason for rejection of the equipment. 3.3.3 Cleaning. Any loose, spattered
38、solder, flux, metal chips, insulation scrap or other foreign material shall be removed from the equipment. 3.3.4 Flux and cleaning agents. Flux for soldering shall be rosin or rosin and alcohol. No acid, salts or acid core solder shall be used in prepara- tion for soldering of electrical connections
39、. r, 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-24L7bA 47 W 7777706 024b784 L MIL-C-24196A( SH) .3.3.5 Fastening devices. Fastening devices shall be in accordance with MIL-STD-1754 and shall be installed with means for preventing change
40、of tightness. Such parts subject to removal or adjustment shall not be swaged, peened, staked, or otherwise permanently installed. Fastening devices shall be tightened to torque limits as established by the manufacturers standard for tightening to preclude loosening by normal operation or vibration.
41、 3.3.6 Surfaces. Surfqces shall be cleaned and free from dirt, fins, sprues, scale, flux or other harmful or extraneous materials. External surfaces shall be smooth and the edges shall be either rounded or beveled. 3.3.7 Painting. Unless otherwise specified (see 6.2,1), parts other than corrosion re
42、sistant steel shall be painted, in accordance with the contractors standard commercial practice. 3.3-8 Threads. Threaded parts shall be in thesinch system and conform to MIL-STD-1251. equipment. Tapered pipe threads shall not be permitted for shipboard 3.3.9 Shock. The equipment shall meet the requi
43、rements of grade B, class I equipment for electrical enclosures, and class II for cleaner and rinse consoles, medium weight, as specified in MIL-S-901. 3.3.10 Vibration. The equipment shall meet the requirements for type I in accordance with MIL-STD-167-1. 3.3.11 Mercury. The equipment shall contain
44、 neither mercury or mercury components, nor be exposed to free mercury during manufacture. 3.3.12 Caution or warning plates. furnished on the equipment in a visible location. shall include the following: equipment is strictly prohibited. A caution or warning plate shall be The caution or warning pla
45、te “The use of “Freon“ or other solvent in this 3.4 Components. The equipment shall consist of, but shall not be limited to, the following principal components, attachments and accessories necessary to meet the operational and performance requirements specified herein. 3.4.1 Ultrasonic genera%. The
46、ultrasonic generator shall conform to the requirements of MIL-E-917 and MIL-E-16400. The generator shall provide sufficient energy in conjunction with the transducers to meet cleaning requirements of this specification and shall have an average continuous output as specified in table I at a frequenc
47、y between 19 and 21 kilohertz. to a fixed frequency for maximum performance. other components shall be incorporated in capacities safely below their rated maximum output for optimum reliability. Physical and electronic protection shall be included for insurance against catastrophic failure through e
48、xposure to liquid or dry tank operation. The frequency shall be manually tunable Solid state electronic parts and e b 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-24196A (SH) 3.4.2 Transducers. The transducers shall be zero spaced, nicke l
49、aminate, magnetostrictive stacks, geometrically arranged on the tank bottom to ensure uniform energy distribution in the cleaning tank. stacks shall be silverbrazed to a 316L stainless steel tank bottom. The transducer coils shall be made field replaceable. The transducers 3.4.3 Cleaning tank. The cleaning tank shall hold objects being cleaned in the system. Unless otherwise specified (see 6.2.1), the tank shall be of the minimum working dimensions for th
