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 5 NAVISTAR, INC. Material, Parts, and Process Specifications (
2、MPAPS) NUMBER: MPAPS S-KM-2.101-GS/PL Former Designation: ESP-KM-2.101-GS TITLE: Hose ClampsType F-MetricInch Series (Noun Code - 1640) CURRENT REV No.: 1506 DATE: June 2015 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: ESP-KM-2.101-GS - September 2011 PRINT
3、ED COPIES 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 h
4、ealth practices 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 conforms essentially with SAE Standard J 1670. Clamps will assemble over and close tight upon round mandrels equal to the corr
5、esponding open and closed diameters indicated in the respective open and closed diameter columns. 2.0 CONTENTS: Page General 1 Policy for Selecting Parts for New Design 1 Material 2 Finishes 2 Restricted Chemical Substances 2 Threads 2 Band Ductility 2 Durability 2 Method of Designation 2 Defects 2
6、Dimensions 3 Part List 4 Technical Information 5 3.0 POLICY FOR SELECTING PARTS FOR NEW DESIGN: Approved parts are so designated to reduce variety of parts and assure maximum availability, interchangeability, and cost savings in volume buying. For new design, parts shall be selected from “Approved“
7、part list only. Sizes: Inch - All numbered sizes Metric - All sizes shown NUMBER: MPAPS S-KM-2.101-GS/PL TITLE: Hose Clamps Type F REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are
8、required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 2 of 5 4.0 MATERIAL: Bands, Liner and Housing: Stainless steel, Types 201 or 301 per MPAPS A-37. Screws: Carbon steel, Code 0-202C carbon steel per MPAPS A-0, Part II; case hardened to 40 HRC minimum, case depth to be 0.0
9、5 0.28 mm (0.002 0.011 inches). Stainless steel, Type 410 per MPAPS A-37, hardness 33-44 HRC, *passivate per MPAPS A-37, type 5. 5.0 FINISHES: Carbon steel components of clamps will be furnished zinc trivalent (ZN6A) plated in accordance with MPAPS G-20, Class 6A. 6.0 RESTRICTED CHEMICAL SUBSTANCES:
10、 Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the MPAPS B-50 specification. 7.0 THREADS: Modified buttress thread standard with manufacturer. 8.0 BAND DUCTILITY: When subjected to 180 degrees bend around a 4.77 mm (0.1
11、88 in) diameter mandrel at the perforated portion of the band and then straightened, the band shall at no time during or after the test exhibit cracks, breaking, or other indication of failure. 9.0 DURABILITY: 9.1 Requirements for Type F Without Inner Liner: Housing, screw threads, and slots in the
12、band will show no evidence of deformation nor will the clamps show any creep or loss of tension when tightened once on a steel mandrel to an applied screw torque or 5.6 Nm (50 lb in) for carbon steel screws, and 6.8 Nm (60 lb in) for stainless steel screws. 9.2 Requirements for Type F With Inner Lin
13、er: Housing, screw threads, and slots in the band will show no evidence of deformation when tightened once on a steel mandrel covered with SAE 20 RI hose material to an applied screw torque of 4.5 Nm (40 lbs in) for clamps up to and including 44 mm (1.75 in) open diameter, and 8.5 Nm (75 lbs in) for
14、 clamps over 44 mm (1 .75 in) open diameter. Recommended installation torques for clamps with inner liner are: 2.8 Nm (25 lb in) with tolerance of 0.6 Nm (5 lbs in) for clamps up to and including 44 mm (1.75 in) open diameter. 5.1 Nm (45 lbs in) with tolerance of 0.6 Nm (5 lbs in) for clamps over 44
15、 mm (1.75 in) open diameter. 10.0 METHOD OF DESIGNATION: nominal size, type, description, and part number as shown in the following example will designate Hose clamps. 24 Type F Hose Clamp, Part Number 44 Type F W/Liner Hose Clamp, Part Number 11.0 DEFECTS: All clamps and components thereof shall be
16、 free from burrs, seams, laps, loose scale, and any other defects that may affect the performance. NUMBER: MPAPS S-KM-2.101-GS/PL TITLE: Hose Clamps Type F REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical
17、Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 3 of 5 12.0 DIMENSIONS: 12.1 Type F (W/O Inner Liner): 12.2 Type F (W/ Inner Liner): Dimensions mm in A1Housing Length (Ref.) 19.30 .76 B Thickness 0.533/0.767 .021/.031 C Housing Width (Ref.) 20.
18、570 .81 D Band Width 12.57/14.45 .495/.569 E Max at Open Diameter 19.050 .75 F Height (Ref.) 14.450 .56 G Collar Diameter 9.398/10.79 .370/.425 H Across Flats 7.747/7.925 .305/.312 I Across Corners (Min.) 8.636 .340 J Length Of Screw (Max.) 34.29 1.35 K Hex Height 3.556/6.350 .140/.250 L Slot Depth
19、(Optional) 1.956/3.048 .077/.120 M Slot Width (Optional) 1.422/1.936 .056/.076 NUMBER: MPAPS S-KM-2.101-GS/PL TITLE: Hose Clamps Type F REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers
20、 are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 4 of 5 13.0 PART LIST: 13.1 Approved: Open Diameter Closed Diameter Part Number mm Inch mm Inch 06 20 .78 12 .44 279025R91 06 LINR 20 .78 12 .44 27860R1 08 23 .91 13 .50 28085R1 10 27 1.06 14 .56 274085R91 10 LINR 27
21、 1.06 14 .56 27861R1 12 32 1.25 17 .69 122316R91 12 LINR 32 1.25 17 .69 27702R1 16 38 1.50 20 .81 333710R91 16 LINR 38 1.50 20 .81 27723R1 1.63 .94 274086R91 20 LINR 44 1.75 20 .81 681896C1 24 50 2.00 27 1.06 279024R91 24 LINR 50 2.00 27 1.06 27724R1 28 57 2.25 33 1.31 279027R91 2.38 1.50 274087R91
22、32 63 2.50 39 1.56 279038R91 36 70 2.75 46 1.81 279026R91 36 LINR 70 2.75 46 1.81 27725R1 40 76 3.00 52 2.06 279028R91 40 LINR 76 3.00 52 2.06 401345R1 44 82 3.25 59 2.31 122322R91 44 LINR 82 3.25 59 2.31 397256R1 48 89 3.50 65 2.56 279029R91 48 SST 89 3.50 65 2.56 308387C91 48 LINR 89 3.50 65 2.56
23、27392R1 52 95 3.75 71 2.81 122323R91 52 LINR 95 3.75 71 2.81 397257R1 56 101 4.00 78 3.06 391671R91 56 LINR 101 4.00 78 3.06 400446R1 60 108 4.25 84 3.31 309693R91 60 LINR 108 4.25 84 3.31 27314R1 64 114 4.50 90 3.56 985851R91 64 LINR 114 4.50 90 3.56 397258R1 72 LINR 127 5.00 103 4.06 397270R1 72 1
24、27 5.00 103 4.06 422688R91 80 140 5.50 117 4.62 182088H1 84 160 5.75 125 4.88 327094R91 88 152 6.00 130 5.12 985850R91 100 170 6.75 150 5.88 427312R91 116 200 7.75 175 6.88 427313R91 136 9.00 8.12 26948R1 NUMBER: MPAPS S-KM-2.101-GS/PL TITLE: Hose Clamps Type F REVISION: 1506 This document is restri
25、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. 2015 by Navistar, Inc. JUNE 2015 Page 5 of 5 14.0 TECHNICAL INFORMATION: For further information related to the technical conten
26、t of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose 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:/
