1、 MIL-PRF-45085D 999990b 2030902 T4T W I INCH-POUNDI 4 April 1997 SUPERSEDING 8 September 1987 MIL-PR.F-45 08 5D MIL-C-45085C(AT) PERFORMANCE SPECIFICATION OIL COOLER ASSEMBLY: ENGINE AND TRANSMISSION This specification is approved for use by ail Departments and Agencies of the Department of Defense.
2、 1. SCOPE 1.1 Scope. This specification covers one type of oil cooler assembly for cooling engine and transmission oils (see 6.1) and is comprised of two engineoil cooler core assemblies and one transmission oil cooler assembly. 1.2 Classification. The engine and oil cooler assembly for acquisition
3、purposes comes in three configurations as specified (see 6.2): Configuration A - Oil cooler assembly (Drawing 8690239) Configuration B - Core assembly, engine oil (Drawing 7356770) Configuration C - Core assembly, transmission (torque) oil (Drawing 7356769) Beneficial comments (recommendations, addi
4、tions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: U. S. Army Tank-automotive and Armaments Command, ATTN: AMSTA-T-E/BLUE, Wanen, MI 48397-5000, by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end
5、 of this document. or bv letter. AMSC NIA FSC 2930 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MHL-PRF-45085D W 9999906 2030903 98b MIL-PRF-45 08 5D 2. APPLICABLE D
6、OCUMENTS 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 this specification or recommended for additional information or as examples. While every effort has been made to ensu
7、re the completeness of this list, document users are cautioned that they must meet all specified requirement documents cited in sections 3 and 4 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specications, standards. and handbooks. The following specifications
8、, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specications and Standards (DoDISS) and supplement thereto, cited in the solicitation
9、(see 6.2). STANDARDS FEDERAL FED-STD-595 - Colors Used in Government Procurement. (Unless otherwise indicated, copies of the above specifications, standards, and handbooks are available fiom the Standardization Document Order Desk, 700 Robbins Avenue, Budding 4D, Philadelphia, PA 191 11-5094.) 2.2.2
10、 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 othenvise specified, the issues are those cited in the solicitation. DRAWINGS ARMY 7356769 7356770 8690239
11、 - Assembly, Torque (Transmission) Oil Cooler Core. - Core Assembly, Engine Oil Cooler. - Oil Cooler Assembly (Commercial). (Copies of these drawings are available from the U.S. Army Tank-automotive and Armaments Command, ATTN: AMSTA-TR-EBLUE, Warren, MI 48397-5000.) 2 Provided by IHSNot for ResaleN
12、o reproduction or networking permitted without license from IHS-,-,-MIL-PRF-45 085D 2.3 Non-Government publications. The following documents 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
13、the issue of the DoDISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DoDISS are the issues of the documents cited in the solicitation (see 6.2). AMERICAN NATIONAL STANDARD INSTITUTE (ANSI) ANSVASQC 21.4 - Sampling Procedures and Tables for Inspecti
14、on by Attributes OD Adopted). (Copies of ANSI documents are available fiom the American National Standard Institute, 11 West 42nd Street, New York, NY 10036.) AMERICAN SOCIETY FOR TESTING AND MATERTALS (ASTM) ASTM B117 - Standard Practice for Operating Salt Spray (Fog) Apparatus OD Adopted). (Copies
15、 of ASTM documents are available from the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.) 2.4 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes prece
16、dence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified (see 6.2), a first article sample shall be subjected to frst article inspection in accordance with 4.2. 3.2 Materials.
17、 Unless otherwise specified herein or specified in the applicable drawings, materials used shall be in accordance with the manufacturers materials specications for oil cooler assemblies. The materials shall be capable of meeting all the operational and environmental requirements specified herein (se
18、e 4.5.1). Recovered materials shall be used to the maximum extent practicable. Materials and special treatments shall be utilized to prevent corrosion and to resist harmfiil effects of dust, water and fungi. Dissimilar metals shall not be used intimate contact without protection fiom galvanic corros
19、ion. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-45085D 9999906 2030905 759 MIL-PRF-45 08 5D 3.3 Desim and construction. The oil cooler assembly and core assemblies shall conform to ail interface and envelope dimensions on Drawings 8690
20、239,7356770,7356769 and listed parts, as applicable (see 4.5.1 and 4.5.2). 3.3.1 Corrosion and flux control. AU core assemblies shall be internally and externally treated to remove aii corrosion and excess flux. This treatment shall be foliowed by a rinsing and neutralizing treatment, and the core p
21、rotected from further contamination during subsequent operations (see 4.5.1 and 4.5.2). 3.3.2 Internai preservative treatment. Following the operation to remove corrosion and other contaminants, the core shall be flushed with grade 1OW preservative oil in a manner which will insure complete internai
22、 coverage. Mer preservative oil has drained, openings shall be sealed (see 4.5.1 and 4.5.2). 3.3.3 Pretreatment, priming and painting. Core assemblies shall be cleaned, pretreated and primed. Paint color shall match 16187 of FED-STD-595 (see 4.5.2). 3.3.4 Interchangeabilitv. All parts of the oil coo
23、ler assemblies shail be interchangeable with parts of other manufacturers having the same military part number (see 4.5.2). 3.4 Performance. All assembly units shall conform to the requirements specified in 3.4. I through 3.4.5 (see 4.5.4). 3.4.1 Leakage. When tested as specified in 4.5.4.1 and 4.5.
24、4.2, the assembly unit shall show no evidence of leakage under cyclic and noncyclic conditions. 3.4.2 Hydrostatic pressure. When tested as specified in 4.5.4.3, the assembly unit shall show no evidence of leakage. 3.4.3 Heat rejection. Heat rejection shall be determined with air flowing through all
25、three cores and oil flowing through the applicable arrangement as shown in figure 1 (see 4.5.4.4). 3.4.3.1 Heat reiection. core arrangement A. When tested as specified in 4.5.4.4.1, heat rejection, air pressure drop, and oil pressure drop shall conform to performance curves shown on figures 2, 5, an
26、d 8. Heat rejection shall be not more than 10 percent (%) below capacity curve. Air and oil pressure drop shall not be more than 10% above capacity curve. 3.4.3.2 Heat rejection. core arrangement B. When tested as specified in 4.5.4.4.2, heat rejection, air pressure drop, and oil pressure drop shall
27、 conform to performance curves shown on figures 3,6, and 8. Heat rejection shall be not more than 10% below capacity curve. Air and oil pressure drop shall be not more then 10% above capacity curve. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
28、MIL-PRF-45085D W Bb 203090b 695 W I MIL-PRF-45 085D 3.4.3.3 Heat rejection, core arrangement C. When tested as specified in 4.5.4.4.3, heat rejection, air pressure drop, and oil pressure drop shall conform to performance curves shown on figures 4, 7, and 8. Heat rejection shall be not more than 10%
29、below capacity curve. Air and oil pressure drop shall be not more than 10% above capacity curve. 3.4.4 Vibration. When tested as specified in 4.5.4.5, the assembly shall show no evidence of seepage or leakage. 3.4.5 Corrosion resistance. When tested as specified in 4.5.4.6, the external surfaces of
30、the assembly unit shall show no evidence of corrosion that would affect performance in any manner. 3.5 Marking. Each oil cooler assembly and core assembly shall be marked with permanent and legible characters and shall be made of a material suitable to withstand the environmental requirements specif
31、ied herein (see 4.5.2). The assembly shall be marked with the National Stock Number (NSN) the part or idenmg number (PIN) and the manufacturers name and part number (see 6.2). 3.6 Workmanship. Workmanship shall be such as to preclude evidence of careless handling, such as scratches and mars on expos
32、ed surfaces, blemishes, sharp edges, burrs, excessive brazing, and the like shall be cause for rejection (see 4.5.2). 4. VERIFICATION 4.1 Classification of inspections. The inspection requirements specified herein are classified as follows: a. First article inspection (see 4.2). b. Conformance inspe
33、ctions (see 4.3). c. Control tests (see 4.4). 4.2 First article inspection. First article inspection shall be performed on preproduction or initial production samples as specified when a first article sample is required (see 3.1). This inspection shall include the examinations of 4.3.2 (see table I)
34、 and the tests of 4.5.4 through 4.5.4.6 (see table II) in the sequence shown in table III. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-PRF-45085D 9999906 2030907 521 = Category Maior: 10 1 102 103 1 O4 105 106 107 MIL-PRF-45 08 5D Defect B
35、razing, improper method (see 3.3). Tubes not as specified (see 3.3). Corrosion and flux control - improperly removed (see 3.3.1). Internal preservation treatment - insufficient protection (see 3.3.2). Paint pretreatment - improperly performed (see 3.3.3). Dimensions affecting interchmgeabd - out of
36、tolerance (see 3.3.4). Workmanship affecting performance - insufficient (see 3.6). TABLE I. Classification of defects. Minor: 20 1 202 203 204 - 1/ SIE = Painting - improper application or fnish (see 3.3.3). Dimensions not affecting interchangeability - out of tolerance Markmg - illegible or imprope
37、rly performed (see 3.5):. Workmanship - improperly performed (see 3.6). (see 3.3.4). Standard Inspection Equipment. Title Materials oerformance. 15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-PRF-45085D W 9999906 2030937 470 W MIL-PRF-45085D
38、 CORE ARRANGEMENT A. ENGINE OIL IN-TEMPERATURE 215F. h O E D? f5 .- W a O Air Flow lbdmidsq. ft. FIGURE 5. Air flow characteristics. 16 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-PRF-45085D W 06 2030918 307 MIL-PRF-45085D CORE ARRANGEMENT B
39、. TRANSMISSION OIL IN-TEMPERATURE 300F. Air Flow lbs/min/sq. fi. FIGURE 6. Air flow characteristics. 17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-PRF-45085D m 9999906 2030939 243 m MIL-PRF-45 085D CORE ARRANGEMENT C. TRANSMISSION OIL IN-TE
40、MPERATURE 300F. Air Flow lbs/min/sq. fi. FIGURE 7. Air flow characteristics. 18 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-4 5 08 5D Air Flow Ibs/min FIGURE 8. Oil pressure drop. 19 Provided by IHSNot for ResaleNo reproduction or network
41、ing permitted without license from IHS-,-,-TO _ MIL-PRF-45085D m 9999906 2030923 9TL m MIL-PRF-45085D MAKE THIS PART OF BRACKET B-1 n f BRACKET FROM 0.25 INCH PLATE AND CENTER PRESSURE SOURCE1 A/ VIBRATION PICKUP OVER 7 VIBRATION PICKUP IT. /A 1.25 INCH FIGURE 9. Cooler test setup, bracket assembly.
42、 0.200 DIA FLEXIBLE CONNECTION TO VIBRATOR. 0.31 INCH HORIZONTAL DISTANCE BETWEEN POINT OF VIBRATION APPLICATION AND COOLER FLANGE. VIBRATION APPLIED IN LINE WITH % THIS HOLE IN COOLER FLANGE. FIGURE 10. Cooler test setup, corner assembly. 20 Provided by IHSNot for ResaleNo reproduction or networkin
43、g permitted without license from IHS-,-,- MIL-PRF-45085D m 9999906 2030922 838 m MIL-PW-4 5 O 8 5D DASHED AND SOLID LINES SHOW THE CONTOUR OF THREE ROW COOLER AT EXTREMITIES NODAL LINE OF VIBRATORY MOTION. NODAL LINE . VIBRATION DIMENSION OF FIN AND TUBE AREA ONLY - NOT INCLUDING HEADERS. NOTE: DIME
44、NSIONS IN INCHES. FIGURE 1 1. Vibration mode used in endurance tests of oil coolers. 21 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-custodian: Army - AT Review Activities: Army- SM DLA - CS MIL-PRF-45085D 9999906 2030923 774 MIL-PRF-4508 5D Preparing Activity: Army - AT (Project 2930-0028) 22 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
