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. 2015 by Navistar, Inc. JUNE 2015 Page 1 of 9 NAVISTAR, INC. Material, Parts, and Process Specifications (
2、MPAPS) NUMBER: MPAPS S-KM-3.401-GS/PL Former Designation: ESP-KM-3.401-GS TITLE: Closed Cushion Clamps Metric Inch (Noun Code-1640) CURRENT REV No.: 1506 DATE: June 2015 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: ESP-KM-3.401-GS - June 2014 PRINTED COPIES
3、 OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION 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 pra
4、ctices and to determine the applicability of regulatory limits prior to use. Change Notice: Changed to New MPAPS format; Combined GS, PP. 1.0 GENERAL: This standard covers closed steel clamps with rubber cushion designed to fasten and securely hold cables, wire harnesses, tubing, hose, engine access
5、ories, etc. Cushion clamps provide protection from abrasion and corrosion, and also provide electrical insulation, sound abatement, and some shock absorption. 2.0 RESTRICTED CHEMICAL SUBSTANCES: Effective January 1, 2007, all products supplied to the requirements of this specification must comply wi
6、th the requirements of the MPAPS B-50 specification. 3.0 CONTENTS: Page General 1 Restricted Chemical Substances 1 Standard Closed Cushion Clamps 1 Heavy Duty Closed Grommet Clamps 2 Workmanship 2 Dimension and Part List of Standard Closed Cushion Clamps 2 Technical Information 8 4.0 STANDARD CLOSED
7、 CUSHION CLAMPS: 4.1 Clamp Material: Required: Steel, Grade 1C, Temper No.3-5, MPAPS A-6, Part I; Finish Zinc Plated, Class 6A, per MPAPS G-20 Optional: Steel, Grade 1 Galvanized, 60G60GU, MPAPS A-6, Part II. Current parts are made with steel clamps of 0.8 mm (0.03”) or 1.27 mm (0.05”) in thickness.
8、 See section 7.0 for requirements for each part number. NUMBER TITLE: REVISION: MPAPS S-KM-3.401-GS/PL Closed Cushion Clamps Metric Inch Series 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers a
9、re required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 2 of 8 4.2 Cushion Material: Two types of material are available, as follows: 4.2.1 Standard applications: Standard cushion clamps are made with cushion material EPDM per TMS-6039, TSR-0012; Color black; Maximum servic
10、e temperature is approximately 125C (260F) with short duration excursion to 150C (300F) permitted. Part numbers of standard closed clamps with EPDM cushion are given in Table 1 of section 7.0, Closed Cushion Clamp Part List. 4.2.2 High temperature applications: Closed clamps for higher temperature a
11、pplications are made with cushion material silicone rubber per TMS-6039, TSR-0067; Color: Orange; Maximum service temperature is approximately175C (350F) with short excursion to 230C (450F) permitted. Part numbers of higher temperature application are in Table 2 of section 7.0, Closed Cushion Clamp
12、Part List. 5.0 HEAVY DUTY CLOSED GROMMET CLAMPS: These are two-piece grommeted clamps using thicker steel pieces typically of 2-3mm in thickness. They are patented by the manufacturer, Franklin Fastener, and have much higher cost than the standard closed cushion clamps, and should only be selected f
13、or applications when these heavy duty clamps are necessary. The part numbers of the heavy duty closed grommet clamps are given in Table 3 of section 7.0, Closed Cushion Clamp Part List. 6.0 WORKMANSHIP: Clamps must be furnished in the open position, and shall be free from burrs, loose scale, sharp e
14、dges, and all other defects that might affect their serviceability. 7.0 DIMENSIONS AND PART LIST OF STANDARD CLOSED CUSHION CLAMPS: Fig. 1 Standard closed cushion clamp single hose NUMBER TITLE: REVISION: MPAPS S-KM-3.401-GS/PL Closed Cushion Clamps Metric Inch Series 1506 This document is restricte
15、d and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 3 of 8 Fig. 2 Standard closed cushion clamp multiple hoses NUMBER TITLE: REVISION: MPAPS S-KM
16、-3.401-GS/PL Closed Cushion Clamps Metric Inch Series 1506 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. 2015 by Navistar, Inc. JUNE 2015 Page 4 of 8 7
17、.1 Part Numbers of Standard Closed Cushion Clamps With EPDM Rubber Cushion For Typical Applications Standard cushion clamps are made with cushion material EPDM. Maximum service temperature is approximately 125C (260F) with short duration excursion to 150C (300F) permitted. Part numbers are given in
18、the following tables: Table 1A Standard closed cushion clamps with EPDM rubber cushion - single hose Table 1B Standard closed cushion clamps with EPDM rubber cushion - single hose -NOT FOR NEW DESIGN Table 1C Standard closed cushion clamps with EPDM rubber cushion multiple hoses Table 1D Standard cl
19、osed cushion clamps with EPDM rubber cushion multiple hoses-NOT FOR NEW DESIGN 7.2 Part Numbers of Standard Closed Cushion Clamps With Silicone Rubber Cushion For Higher Temperature Applications These closed clamps for higher temperature applications are made with cushion material silicone rubber. M
20、aximum service temperature is approximately 175C (350F) with short excursion to 230C (450F) permitted. Part numbers are given in the following tables: Table 2A Closed clamps with silicone rubber cushion for higher temperature application single hoses 7.3 HEAVY DUTY CLOSED GROMMET CLAMP Table 3 lists
21、 the part numbers for heavy duty closed grommet clamps. The drawings of these part numbers are controlled by Power train Engineering Center (E85), and can be reviewed from the CAD search system. These are two-piece grommeted clamps using thicker steel pieces typically 2-3mm in thickness. They are pa
22、tented by the manufacturer, Franklin Fastener, and have much higher cost than the standard closed cushion clamps, and shall only be selected for applications when these heavy duty clamps are necessary. Fig. 3 A typical design of heavy duty closed grommet clamp (Photocopied from US patent 8,439,317pu
23、blication) NUMBER TITLE: REVISION: MPAPS S-KM-3.401-GS/PL Closed Cushion Clamps Metric Inch Series 1506 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. 2
24、015 by Navistar, Inc. JUNE 2015 Page 5 of 8 7.4 Part List: 7.4.1 Approved: Table 1A Standard P-clamps with EDPM rubber cushion single hose Clamping Diameter (A) Nominal Bolt Size Hole Diameter Steel Clamp Thickness Width Center to Center Slot Length Total Width Part Number B C D F N G 0.41 .015 0.10
25、 .004 1.6 .062 0.8 .031 1.6 .062 Mm in mm in mm in mm in mm in mm in mm in mm in 4.8 3/16 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 15.4 0.608 9.5 0.375 18.2 0.718 428911R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 15.4 0.608 12.7 0.500 18.2 0.718 299254C91 6.4 1/4 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62
26、16.2 0.639 9.5 0.375 18.2 0.718 446719R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 16.2 0.639 12.7 0.500 18.2 0.718 447264R91 M12 13.5 0.531 0.8 0.030 19.1 0.75 19.0 0.748 15.9 0.625 21.4 0.843 447265R91 7.9 5/16 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 16.7 0.658 9.5 0.375 18.2 0.718 299255C91 M8 5/1
27、6-3/8 10.3 0.406 0.8 0.030 15.7 0.62 16.7 0.658 12.7 0.500 18.2 0.718 299256C91 M12 13.5 0.531 0.8 0.030 19.1 0.75 19.5 0.768 15.9 0.625 21.4 0.843 352552C1 9.5 3/8 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 17.8 0.701 9.5 0.375 18.2 0.718 981985R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 17.8 0.701 12
28、.7 0.500 18.2 0.718 446074R91 M12 13.5 0.531 0.8 0.030 19.1 0.75 20.6 0.811 15.9 0.625 21.4 0.843 445316R91 11.1 7/16 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 18.6 0.733 9.5 0.375 18.2 0.718 426872R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 18.6 0.733 12.7 0.500 18.2 0.718 984985R91 12.7 1/2 M6 1/4 7
29、.1 0.281 0.8 0.030 15.7 0.62 19.4 0.764 9.5 0.375 18.2 0.718 981986R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 19.4 0.764 12.7 0.500 18.2 0.718 446075R91 M12 13.5 0.531 0.8 0.030 19.1 0.75 22.2 0.873 15.9 0.625 21.4 0.843 446078R91 14.3 9/16 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 20.2 0.795 9.5 0.3
30、75 18.2 0.718 299257C91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 20.2 0.795 12.7 0.500 18.2 0.718 981990R91 M12 1/2 13.5 0.531 0.8 0.030 19.1 0.75 23.0 0.906 15.9 0.625 21.4 0.843 363440C1 15.9 5/8 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 21.0 0.827 9.5 0.375 18.2 0.718 984984R91 M8 5/16-3/8 10.3 0.40
31、6 0.8 0.030 15.7 0.62 21.0 0.827 12.7 0.500 18.2 0.718 447266R91 M12 1/2 13.5 0.531 0.8 0.030 19.1 0.75 23.8 0.937 15.9 0.625 21.4 0.843 984986R91 17.5 11/16 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 21.8 0.858 9.5 0.375 18.2 0.718 299258C91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 21.8 0.858 12.7 0.50
32、0 18.2 0.718 428913R91 19.1 3/4 M6 1/4 7.1 0.281 1.27 0.050 15.9 0.625 22.6 0.889 9.5 0.375 18.2 0.718 505205C1 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.9 0.625 22.6 0.889 12.7 0.500 18.2 0.718 505206C1 M12 1/2 13.5 0.531 1.27 0.050 19.1 0.75 25.3 0.998 15.9 0.625 21.4 0.843 505207C1 M8 5/16-3/8 10.3 0.
33、406 1.27 0.050 15.9 0.625 23.0 0.906 12.7 0.500 18.2 0.718 505209C1 M12 1/2 13.5 0.531 1.27 0.050 19.1 0.75 26.3 1.037 15.9 0.625 21.4 0.843 505210C1 22.2 7/8 M6 1/4 7.1 0.281 1.27 0.050 15.9 0.625 24.2 0.951 9.5 0.375 18.2 0.718 505211C1 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.9 0.625 24.2 0.951 12.7
34、0.500 18.2 0.718 505212C1 M12 1/2 13.5 0.531 1.27 0.050 19.1 0.75 26.9 1.061 15.9 0.625 21.4 0.843 505213C1 23.8 15/16 M6 1/4 7.1 0.281 1.27 0.050 15.9 0.625 24.6 0.968 9.5 0.375 18.2 0.718 505214C1 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.9 0.625 24.6 0.968 12.7 0.500 18.2 0.718 505215C1 M12 1/2 13.5 0
35、.531 1.27 0.050 19.1 0.75 27.8 1.093 15.9 0.625 21.4 0.843 505216C1 25.4 1 M6 1/4 7.1 0.281 1.27 0.050 15.9 0.625 25.8 1.014 9.5 0.375 18.2 0.718 505217C1 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.9 0.625 25.8 1.014 12.7 0.500 18.2 0.718 505218C1 M12 1/2 13.5 0.531 1.27 0.050 19.1 0.75 28.5 1.123 15.9 0.
36、625 21.4 0.843 505219C1 27.0 1-1/16 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 27.1 1.065 9.5 0.375 18.2 0.718 299265C91 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 27.1 1.065 12.7 0.500 18.2 0.718 985921R91 28.6 1-1/8 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 27.8 1.093 9.5 0.375 18.2 0.718 299266C91 M8 5/1
37、6-3/8 10.3 0.406 1.27 0.050 15.7 0.62 27.8 1.093 12.7 0.500 18.2 0.718 299267C91 M12 13.5 0.531 1.27 0.050 19.1 0.75 30.6 1.206 15.9 0.625 21.4 0.843 388799C1 30.2 1- M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 28.7 1.128 9.5 0.375 18.2 0.718 985255R91 NUMBER TITLE: REVISION: MPAPS S-KM-3.401-GS/PL Closed
38、 Cushion Clamps Metric Inch Series 1506 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. 2015 by Navistar, Inc. JUNE 2015 Page 6 of 8 Clamping Diameter (A
39、) Nominal Bolt Size Hole Diameter Steel Clamp Thickness Width Center to Center Slot Length Total Width Part Number B C D F N G 0.41 .015 0.10 .004 1.6 .062 0.8 .031 1.6 .062 Mm in mm in mm in mm in mm in mm in mm in mm in 3/16 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 28.7 1.128 12.7 0.500 18.2 0.
40、718 985650R91 31.8 1-1/4 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 30.1 1.187 9.5 0.375 18.2 0.718 299268C91 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 30.1 1.187 12.7 0.500 18.2 0.718 299269C91 33.3 1-5/16 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 30.9 1.218 9.5 0.375 18.2 0.718 299270C91 M8 5/16-3/8 10.3
41、 0.406 1.27 0.050 15.7 0.62 30.9 1.218 12.7 0.500 18.2 0.718 299271C91 M12 13.5 0.531 1.27 0.050 19.1 0.75 33.0 1.299 15.9 0.625 21.4 0.843 373742C1 34.9 1-3/8 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 31.0 1.221 9.5 0.375 18.2 0.718 299272C91 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 31.0 1.221 12.7
42、0.500 18.2 0.718 986742R91 36.5 1-7/16 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 33.3 1.312 9.5 0.375 18.2 0.718 299273C91 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 33.3 1.312 12.7 0.500 18.2 0.718 299274C91 38.1 1-1/2 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 36.5 1.437 9.5 0.375 18.2 0.718 299275C91 M8
43、5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 36.5 1.437 12.7 0.500 18.2 0.718 299276C91 M12 13.5 0.531 1.27 0.050 15.7 0.62 36.8 1.450 15.9 0.625 18.2 0.718 3546496C1 41.3 1-5/8 M6 1/4 7.1 0.281 1.27 0.050 15.9 0.625 40.1 1.578 9.5 0.375 18.2 0.718 505220C1 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 40
44、.1 1.578 12.7 0.500 18.2 0.718 299277C91 50.8 2 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 44.5 1.750 9.5 0.375 18.2 0.718 1684265C1 54.0 2-1/8 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 45.7 1.800 9.5 0.375 18.2 0.718 459655C1 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 45.7 1.800 12.7 0.500 18.2 0.718 16738
45、15C1 57.2 2-1/4 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 45.7 1.800 12.7 0.500 18.2 0.718 3673423C1 63.5 2-1/2 M8 5/16-3/8 10.3 0.406 1.27 0.050 15.7 0.62 50.8 2.000 12.7 0.500 18.2 0.718 1677372C1 69.9 2-3/4 M6 1/4 7.1 0.281 1.27 0.050 15.7 0.62 54.0 2.125 9.5 0.375 18.2 0.718 1514446C1 76.2 3 M
46、8 5/16-3/8 10.3 0.406 1.27 0.050 15.9 0.625 58.7 2.311 12.7 0.500 18.2 0.718 3579770C1 82.6 3-1/4 M8 5/16-3/8 10.3 0.406 1.27 0.050 31.8 1.25 66.7 2.625 12.7 0.500 34.1 1.343 1686796C1 Table 1B Standard closed clamps with EDPM rubber cushion Single hose - NOT FOR NEW DESIGN The part numbers in the f
47、ollowing tables are not for new design. Clamps with the same clamping diameter/bolt size can be found in Table 1A with a thicker steel clamp for better performance. Clamping Diameter (A) Nominal Bolt Size Hole Diameter Steel Clamp Thickness Width Center to Center Slot Length Total Width Part Number
48、B C D F N G 0.41 .015 0.10 .004 1.6 .062 0.8 .031 1.6 .062 mm in mm in mm in mm in mm in mm in mm in mm in 19.1 3/4 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 22.6 0.889 9.5 0.375 18.2 0.718 981987R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 22.6 0.889 12.7 0.500 18.2 0.718 299259C91 M12 13.5 0.531 0.8
49、0.030 19.1 0.75 25.3 0.998 15.9 0.625 21.4 0.843 984987R91 20.6 13/16 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 23.0 0.906 9.5 0.375 18.2 0.718 299260C1 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 23.0 0.906 12.7 0.500 18.2 0.718 299261C91 22.2 7/8 M6 1/4 7.1 0.281 0.8 0.030 15.7 0.62 24.1 0.951 9.5 0.375 18.2 0.718 430277R91 M8 5/16-3/8 10.3 0.406 0.8 0.030 15.7 0.62 24.1 0.951 12.7 0.500 18.2 0.718 981991R91 25.4 1 M6 1/4 7.1 0.2
