1、This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2017 by Navistar, Inc. JUNE 2017 Page 1 of 4 NAVISTAR, INC. Material, Parts, and Process Specifications (
2、MPAPS) NUMBER: MPAPS B-6810 Former Designation: TMS-6810 TITLE: Power Steering Fluid CURRENT REV No.: 1706 DATE: June 2017 WRITTEN/EDITED BY: J. Morris APPROVED BY: R. Goluch SUPERSEDES: 1608 Aug. 2016 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may invol
3、ve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determine the applicability of regulatory limits prior to use. 1.0 APP
4、LICATION This specification covers a power steering fluid used for factory fill in all trucks and school buses that use Ross and Sheppard, or TRW/Bosch, steering systems (Navistar Bulk P/N 2643472R2). 15W-40 engine oil (PN 3814727R1 per MPAPS B-21) may also be used in the Heavy Duty application. All
5、 trucks and school buses may also use Dexron III type ATF (P/N 6133055R1 per MPAPS B-6822). All fluids used in the steering system must pass 4.2 Steering Test via recommendation from all applicable component suppliers. 2.0 SCOPE This specification covers the physical and chemical properties for a mo
6、dified ISO grade 46 hydraulic fluid suitable for use in power steering systems. 2.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the MPAPS B-50 specification. 3.0 REFERENCE DOCUMENTS Unle
7、ss otherwise specified, the latest issue of all referenced standards shall apply. The following Specifications, Standards, and Regulations are referenced in this specification. Quality System Standard ISO-9001 or TS-16949 ASTM D 97 ASTM D 811 NAVISTAR Supplier Packing and Shipping Std. D-13 ASTM D 1
8、30 ASTM D 892 CFR Title 29, Part 1910 ASTM D 445 ASTM D 1549 NAVISTAR MPAPS B-50 ASTM D 611 ASTM D 2270 ASTM D 92 ASTM D 665 ASTM D 2272 ASTM D 96 MPAPS B-21 MPAPS B-6822 ASTM D 2624 ASTM D 2983 NUMBER: MPAPS B-6810 TITLE: POWER STEERING FLUID REVISION: 1706 This document is restricted and may not b
9、e sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2017 by Navistar, Inc. JUNE 2017 Page 2 of 4 4.0 REQUIREMENTS 4.1 Physical and Chemical Properties 4.1.1 Viscosity At 100 C (212 F) Kinematic (AST
10、M D 445), cSt (mm2/s), 7.0 minimum At 40 C (104 F) Kinematic (ASTM D 445), cSt (mm2/s), 48.3 maximum At -40 C (-40 F) Brookfield (ASTM D 2983) cP, 35,000 maximum - 4.1.2 Viscosity Index (ASTM D 2270) Shall be 130 minimum. 4.1.3 Shear Stability (ASTM D 3945 Procedure A, 20 passes) Kinematic viscosity
11、 100 C (212 F), cSt; 5.74 minimum 4.1.4 Pour Point (ASTM D 97) Shall be -42 C (-44 F) maximum 4.1.5 Flash Point (ASTM D 92) Shall be 176 C (350 F) minimum 4.1.6 Foaming (ASTM D 892) When tested at the following temperatures, foaming tendency and foam stability shall be as follows: Temperature Foam T
12、endency Foam Stability 24 C (75 F) 50 ml, max 0 ml, max 93 C (200 F) 50 ml, max 0 ml, max 24 C (75 F) after testing at 93 C (200 F) 50 ml, max 0 ml, max 4.1.7 Water and Sediments Shall be 0.05% maximum. 4.1.8 Zinc Content (ASTM D 811 or D 1549) Shall be 40-120 ppm. 4.1.9 Aniline Point (ASTM D 611) S
13、hall be 90 - 105 C (194 - 221 F) 4.1.9 Corrosion Test (ASTM D 665) Must pass procedures A and B. 4.1.10 Copper Strip Corrosion (ASTM D 130, 3 hours 100 C (212 F) Rating shall be classification 1B, maximum. 4.1.11 Oxidation Stability (ASTM D 2272) Shall be 200 minutes, minimum. 4.1.12 Conductivity Te
14、st (ASTM D2624 or D4308) Shall be 650 pS/m, minimum NUMBER: MPAPS B-6810 TITLE: POWER STEERING FLUID REVISION: 1706 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent
15、liability. 2017 by Navistar, Inc. JUNE 2017 Page 3 of 4 4.2 Steering Test Must be recommended by TRW Commercial Steering Division, R. H. Sheppard Company, Bosch Braking Systems, and Ixetic and/or approved Navistar steering gear and pump manufactures. 5.0 QUALIFICATION Engineering qualification of so
16、urces is required in advance of production shipments. Samples shall be accompanied by test data certifying that all requirements of the specification have been met. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to Navistar are required to be registered to ISO 9001 Q
17、uality System Requirements. Navistar will also accept TS-16949 registration as long as the supplier can also fulfill all AIAG PPAP (Production Part Approval Process) documentation and approval requirements. Suppliers must maintain their certification with an accredited registrar and must furnish cop
18、ies of registration certificates to their Navistar Corporate Buyer upon request. 6.2 Approval Parts supplied against contracts or purchase orders citing this specification shall be equivalent in all respects to those samples, which were approved by the purchaser. No changes in formulation or process
19、ing practices are permitted without approval. In the event that changes occur in material properties, processing practices, or labeling, the supplier shall notify Materials Engineering and Purchasing and Supplier Development of the proposed change(s). Test data indicating conformance to all requirem
20、ents of this specification, test samples, and new/amended/updated Material Safety Data Sheet(s) (MSDS), in accordance with CFR Title 29, Section 1910, shall be submitted with the request for change. 6.3 Process Control The supplier shall either: 1) Perform and report results of tests on specific lot
21、s of parts produced using ISO 9001 or TS-16949 guidelines, or 2) Provide statistical evidence of the lot having been produced in a state of statistical control and with a process capable of providing all required properties. The part supplier and the quality control manager of the relevant NAVISTAR
22、plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING AND HANDLING Shipping and identification shall be in accordance with NAVISTAR Supplier Packing and Shipping Standard D-13. Parts shall be packaged so as to avoid any damage in shipment detrimental to the appear
23、ance of the part. When packaged for resale, containers, packaging and identification shall be in accordance with requirements set forth by the Parts Marketing Division of the Parts Operation at Navistar WHQ in Lisle, Illinois. 8.0 DESIGNATION ON DRAWINGS “Lubricant per MPAPS B-6810” or “Lubricant pe
24、r MPAPS B-21 if using engine oil” NUMBER: MPAPS B-6810 TITLE: POWER STEERING FLUID REVISION: 1706 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2017 by
25、 Navistar, Inc. JUNE 2017 Page 4 of 4 9.0 TECHNICAL INFORMATION For further information, related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Mel
26、rose Park, IL 60160 E-mail: MaterialsEngineeringN IHS Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/ REVISION HISTORY Revision Level Change Approved by Date Approved 1608 Addition of conductivity requirement; Clarification of fluid usage and new part number in application section. R. Goluch 8/5/2016 1706 Updated the ATF part number to the ATF part number used for Power Steering Systems Only; Changed Title from Power Steering Lubricant to Power Steering Fluid R. Goluch 6/15/2017
