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. 2018 by Navistar, Inc. FEBRUARY 2018 Page 1 of 8 NAVISTAR, INC. Material, Parts, and Process Specificatio
2、ns (MPAPS) NUMBER: MPAPS F-3 Former Designation: CEMS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT REV No.: 1802 DATE: Feb. 2018 WRITTEN/EDITED BY: W. Cook APPROVED BY: R. Goluch SUPERSEDES: Rev. August 2013 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISI
3、ON This specification may involve 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 regulato
4、ry limits prior to use. 1.0 APPLICATION This document contains design and performance requirements for composite air brake fittings. 2.0 SCOPE This specification covers general requirements, property and performance requirements, identification, quality, packing and shipping, and source approval and
5、 quality control requirements. 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 CONTENTS PAGE REFERENCE DOCUMENTS 2 MATERIAL 2 DESIGN GUIDLINES AND DIMEN
6、SIONS 4 PROPERTY AND PERFORMANCE REQUIREMENTS 5 QUALIFICATION 6 SOURCE APPROVAL AND QUALITY CONTROL 6 DESIGNATION ON DRAWINGS AND PURCHASE ORDERS 7 PACKING AND SHIPPING 7 TECHNICAL INFORMATION 8 NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 This
7、 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. 2018 by Navistar, Inc. FEBRUARY 2018 Page 2 of 8 4.0 REFERENCE DOCUMENTS Unless otherwise specified, the late
8、st issue of all referenced standards shall apply. The following standards, specifications and regulations are referenced in this specification. ISO 9001/TS 16949 Quality Management Systems- Requirements CFR Title 29, Part 1910 Occupational Health and Safety Standards NAVISTAR ISQ-001-QM Integrated S
9、uppler Quality Requirements NAVISTAR D-13 Supplier Packing and Shipping Standard. NAVISTAR EDS-A16 Key Control Characteristics (KCC) NAVISTAR MPAPS B-50 Restricted Chemical Substances NAVISTAR MPAPS F-2 - Fluid System Cleanliness Requirements NAVISTAR MPAPS F-7006 - Thermoplastic Tubing, Air Brake N
10、AVISTAR MPAPS P-9543 - Engineering Test Report Requirements FMVSS 571.106 Brake Hoses SAE J2494-3 - Performance Requirements for SAE J844 Non-Metallic Air Brake Tubing and Push to Connect Fitting Assemblies Used in Vehicular Air Brake Systems SAE J2494-2 - Dimensional Specifications for Non-Metallic
11、 Body Push-to-Connect Fittings Used on a Vehicular Air Brake System ASTM D2240 - Standard Test Method for Rubber PropertyDurometer Hardness ASTM D412 - Standard Test Methods for Vulcanized Rubber and Thermoplastic ElastomersTension ASTM D297 - Standard Test Methods for Rubber ProductsChemical Analys
12、is ASTM D573 - Standard Test Method for RubberDeterioration in an Air Oven ASTM D395 - Standard Test Methods for Rubber PropertyCompression Set ASTM D471 - Standard Test Method for Rubber PropertyEffect of Liquids ASTM D2137 - Standard Test Methods for Rubber Property - Brittleness Point of Flexible
13、 Polymers and Coated Fabrics 5.0 5.0 MATERIALS The body of the fittings shall be made of a composite material that meets all SAE J2494-3 material test requirements and complies with MPAPS B-50. 5.1 Composite Body Material Requirements The composite body material requirements are shown in Table 1 bel
14、ow, and will be composed of a Glass-filled Nylon 6,10, or Glass-filled Nylon 12. Material Properties (conditioned) Minimum Requirement Tensile Modulus 4800 MPa Elongation at Break 7% Tensile Strength at Break 85 MPa Charpy notched impact strength, Room Temp. 18 kJ/m2 Charpy notched impact strength,
15、-30 C 11 kJ/m2 Table 1: Properties for composite body NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppl
16、iers are required to assume all patent liability. 2018 by Navistar, Inc. FEBRUARY 2018 Page 3 of 8 5.2 O-ring Material O-rings will be made from a low-temp Nitrile. See Table 2 for physical properties and requirements. Physical Property Requirement ASTM Test Method Original Properties Hardness, Shor
17、e A 70 5 D2240 Tensile strength, MPa (psi), min. 8 (1160) D412 Ultimate elongation, pct., min. 200 D412 Specific gravity Report D297 Color Blue N/A Cure System Sulfur Heat Aging (70 hours at 100C (212F) D573 Hardness change, pts., Shore A 15 Tensile strength change, pct. 30 Ultimate elongation chang
18、e, pct., max. -50 Compression Set, Solid (22 hours at 100C (212F) D395 Method B pct. of original deflection, max. 25 Fluid Aging, IRM 901 Oil (70 hours at 100C (212F) D471 Hardness change, pts., Shore A -5 to 10 Tensile strength change, pct., max. -25 Ultimate elongation change, pct., max. -45 Volum
19、e change, pct. -10 to 5 Fluid Aging, IRM 903 Oil (70 hours at 100C (212F) D471 Hardness change, pts., Shore A -15 to 5 Tensile strength change, pct., max. -45 Ultimate elongation change, pct., max. -45 Volume change, pct. 0 to 40 Low Temp Resistance (3min. at -55C) Pass D2137 Table 2: Physical Prope
20、rties and Requirements for O-ring Material NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are re
21、quired to assume all patent liability. 2018 by Navistar, Inc. FEBRUARY 2018 Page 4 of 8 6.0 DESIGN GUIDELINES AND DIMENSIONS The fitting consists of the components shown in Figure below: Pressure containing components of the assembly must be connected by a barbed interference fit with the composite
22、body. Connections which rely on secondary operations such as ultrasonic welding and/or secondary compression rings are expressly prohibited. The product shall meet SAE J2494-2 for design and dimensions. Hex width shall follow the standard sizing defined in the following table. Standard Hex Sizing Tu
23、be End Size 1/4“ 3/8“ 1/2“ 5/8“ 3/4“ Male NPTF Size1/8“ 9/16“ 3/4“ 1/4“ 15/16“ 3/8“ 1 1/16“ 1/2“ 1 3/16“ O-ring - Nitrile Collet - Brass Barbed Sleeve - Brass Composite Body Inner Tube Support Deep Drawn Stainless Steel or Brass Threaded End - Brass NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-
24、to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 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. 2018 by Navistar, Inc. FEBRUARY 2018 Page 5 of 8 Compo
25、site fittings with a threaded connection must contain an ergonomic style swivel with a maximum torque found in the following table. Rotational Torque Requirements for positionable fittings Tube O.D. 1/4“ 3/8“ 1/2“ 5/8“ 3/4“ Min Fitting shall not swing freely after being placed into desired position.
26、 Max 4 in-lb 4 in-lb 6 in-lb 6 in-lb 6 in-lb All suppliers need to ensure that their fitting complies with currently available Navistar tubing ends both flexible and rigid. See matrix below: Tube Insertion Ends Fitting Size Nylon 11 Nylon 12 Eclipse Norgren Stem Fitting Parker Stem Fitting Stem Pres
27、sure Transducers Stem Brake Switches 1/4“ Y Y Y Y Y Y Y 3/8“ Y Y Y Y Y Y Y 1/2“ Y Y Y Y Y N/A N/A 5/8“ Y Y Y Y Y N/A N/A 3/4“ Y Y Y Y Y N/A N/A Table 3: Fitting Size to Tube material matrix 7.0 PROPERTY AND PERFORMANCE REQUIREMENTS Assemblies shall meet the requirements of MPAPS F-7006, FMVSS 571.06
28、, and SAE J2494-3 as applicable. 7.1 Test Requirements for Rigid Plastic Stems Stem fittings shall be tested to the following requirements of FMVSS 571.106 and SAE J2494-3: Test Description FMVSS 571.106 S11.3.1 Construction FMVSS 571.106 S11.3.17 Tensile strength FMVSS 571.106 S11.3.21 End fitting
29、retention FMVSS 571.106 S11.3.22 Thermal conditioning and end fitting retention SAE J2494 S3.2 Air leakage SAE J2494 S3.6 Reassembly test Table 4: Test for rigid plastic stems NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 This document is restri
30、cted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2018 by Navistar, Inc. FEBRUARY 2018 Page 6 of 8 7.2 Stem Pressure Transducers, Stem Brake Switches, and Plugs Stem pressure tra
31、nsducers, stem brake switches, and plugs shall be tested to the following requirements of FMVSS 571.106 and SAE J2494-3: Test Description FMVSS 571.106 S11.3.21 End fitting retention FMVSS 571.106 S11.3.22 Thermal conditioning and end fitting retention SAE J2494 S3.6 Reassembly test Table 5: Tests f
32、or Stem Pressure Transducers, Stem Brake Switches, and Plugs 8.0 QUALIFICATION Material and processes submitted for approval to this specification shall include the following: 8.1 Report: A detailed and signed test report documenting testing to this specification prepared as per TMS-9543. The report
33、 will include actual test data not merely test summaries. 8.2 Failure Modes: Test samples or photographs showing failure modes for each destructive test as necessary to fully describe those failure modes. Descriptions are adequate if the mode is easily understandable (no trade names or internal name
34、s to be used) and not unexpected. Unexpected failure modes shall be described or pictured as completely as possible. 8.3 Test Procedure: The procedure used for preparing, curing and assembling materials for test. Include any chemicals or assembly aids and how they were used. 8.4 Analysis: A detailed
35、 analysis of the test results including assumptions made, unexpected results, and an explanation of any non-compliant results. 8.5 Submission: The material and test report shall be submitted to: Manager of Materials Engineering 10400 W. North Avenue Melrose Park, IL 60160 9.0 SOURCE APPROVAL AND QUA
36、LITY CONTROL 9.1 Supplier Requirements All suppliers to NAVISTAR are subject to the requirements defined in ISQ-001-QM- NAVISTAR Integrated Supplier Quality Requirements. Suppliers must be compliant with ISO 9001 or TS 16949 and fulfill all AIAG PPAP (Production Part Approval Process) documentation
37、and all approval requirements as indicated in NAVISTAR ISQ-001-QM. 9.2 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 processing practices a
38、re permitted without approval. In the event that changes in material, properties, processing practices, construction, color, or labeling of the product are required, the supplier shall notify NAVISTAR Integrated Supplier Quality (ISQ) of the proposed change(s) by contacting their Navistar Supplier Q
39、uality representative or sending an email to ISQ. Test data NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards.
40、 Suppliers are required to assume all patent liability. 2018 by Navistar, Inc. FEBRUARY 2018 Page 7 of 8 indicating conformance to all requirements of this specification, test samples, and new or amended or updated SDS Safety Data Sheet(s) (formerly MSDS) in accordance with CFR Title 29, Part 1910,
41、shall be submitted with the request for change. 9.3 Process Control The supplier shall either perform and report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines. Production shall be carried out under controlled conditions. Controlled conditions shall include
42、, as applicable, a) the availability of information that describes the characteristics of the product, b) the availability of work instructions, as necessary, c) the use of suitable equipment, d) the availability and use of monitoring and measuring equipment, e) the implementation of monitoring and
43、measurement, and f) the implementation of product release, delivery and post-delivery activities. Characteristics shall be measured and monitored to verify that product requirements have been met. This shall be carried out at appropriate stages of the product realization process in accordance with p
44、lanned arrangements. Evidence of conformity with the acceptance criteria shall be maintained. The release of product and delivery of service to the customer shall not proceed until the planned arrangements have been satisfactorily completed, unless otherwise approved by a relevant authority and, whe
45、re applicable, by Navistar. The part supplier and the quality control manager of the using NAVISTAR plant may determine testing and reporting requirements on specific products. 9.4 Cleanliness Parts shall meet MPAPS F-2 Level III for cleanliness. 10.0 DESIGNATION ON DRAWINGS AND PURCHASE ORDERS Desi
46、gnation on drawings and purchase orders will include Connector Type, Material, size, and this specification. Example: PTC ”, MPAPS F-3 11.0 PACKING AND SHIPPING Shipping and identification shall be in accordance with NAVISTAR Supplier Packing and Shipping Standard D-13. Parts shall be packaged so as
47、 to avoid any damage in shipment detrimental to the appearance of the part. NUMBER: MPAPS F-3 TITLE: Composite Air Brake Push-to-Connect (PTC) Fittings CURRENT ISSUE REV.: 1802 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Tech
48、nical Standards. Suppliers are required to assume all patent liability. 2018 by Navistar, Inc. FEBRUARY 2018 Page 8 of 8 12.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification
49、by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose Park, IL 60160 E-mail: MaterialsEngineeringN IHS Markit 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 1802 Converted To MPAPS; Editorial Changes R. Goluch 2/13/2018
